{"id":8736,"date":"2022-04-04T13:16:35","date_gmt":"2022-04-04T06:16:35","guid":{"rendered":"https:\/\/hostify.vn\/blog\/?p=8736"},"modified":"2022-04-04T13:16:35","modified_gmt":"2022-04-04T06:16:35","slug":"cloudflare-la-gi","status":"publish","type":"post","link":"https:\/\/www.hostify.vn\/blog\/cloudflare-la-gi\/","title":{"rendered":"Cloudflare l\u00e0 g\u00ec? c\u00f3 n\u00ean s\u1eed d\u1ee5ng cloudflare hay kh\u00f4ng?"},"content":{"rendered":"<p>CloudFlare l\u00e0 m\u1ed9t c\u00e1i thu\u1eadt ng\u1eef kh\u00e1 quen thu\u1ed9c v\u1edbi c\u00e1c qu\u1ea3n tr\u1ecb vi\u00ean website. Gi\u1ea3i ph\u00e1p CloudFlare s\u1ebd gi\u00fap c\u1ea3i thi\u1ec7n v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 cho kh\u00e1ch h\u00e0ng truy c\u1eadp website l\u00ean \u0111\u00e1ng k\u1ec3. V\u1eady th\u1ef1c t\u1ebf th\u00ec cloudflare l\u00e0 g\u00ec? C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng Cloudflare ra sao?\u00a0 H\u00e3y c\u00f9ng Hostify.vn t\u00ecm hi\u1ec3u v\u00e0 ph\u00e2n t\u00edch trong b\u00e0i vi\u1ebft sau \u0111\u00e2y.<\/p>\n<h2><strong>Cloudflare l\u00e0 g\u00ec?<\/strong><\/h2>\n<blockquote>\n<p><strong>Cloudflare <\/strong>l\u00e0 m\u1ed9t d\u1ecbch v\u1ee5\u00a0<a href=\"https:\/\/hostify.vn\/blog\/he-thong-phan-giai-ten-mien\/\" target=\"_blank\" rel=\"noreferrer noopener\"><span style=\"color: #0000ff;\">DNS<\/span><\/a> (Domain Name Server) trung gian, mi\u1ec5n ph\u00ed c\u00f3 h\u1ed7 tr\u1ee3 CDN, \u00a0gi\u00fap k\u1ebft n\u1ed1i ng\u01b0\u1eddi d\u00f9ng (c\u00e1c client)\u00a0 v\u00e0 m\u00e1y ch\u1ee7 (<a href=\"https:\/\/hostify.vn\/blog\/server-la-gi-loi-ich-cua-nhung-loai-server\/\" target=\"_blank\" rel=\"noopener\">serve<\/a>r)\u00a0 th\u00f4ng qua l\u1edbp b\u1ea3o v\u1ec7 CloudFlare.<\/p>\n<\/blockquote>\n<p>Ho\u1eb7c hi\u1ec3u theo m\u1ed9t c\u00e1ch kh\u00e1c: Thay v\u00ec ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i truy c\u1eadp tr\u1ef1c ti\u1ebfp v\u00e0o website th\u00f4ng qua m\u00e1y ch\u1ee7 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n DNS th\u00ec ch\u1ec9 c\u1ea7n s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n c\u1ee7a Cloudflare \u0111\u1ec3 xem d\u1eef li\u1ec7u website.<\/p>\n<p><b><a href=\"https:\/\/vi.wikipedia.org\/wiki\/Cloudflare\" target=\"_blank\" rel=\"noopener\">Cloudflare, Inc<\/a> <\/b>l\u00e0 m\u1ed9t C\u00f4ng ty \u0111\u01b0\u1ee3c th\u00e0nh l\u1eadp b\u1edfi Matthew Prince v\u00e0o n\u0103m 2009, c\u00f3 tr\u1ee5 s\u1edf t\u1ea1i San Francisco, California, Hoa K\u1ef3. CloudFlare \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u Webmaster tin d\u00f9ng hi\u1ec7n nay.<\/p>\n<p>D\u1ecbch v\u1ee5 CloudFlare \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 x\u1eed l\u00fd t\u1eeb 5% \u0111\u1ebfn 10% l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp Internet to\u00e0n c\u1ea7u. \u0110\u00e2y<strong>\u00a0<\/strong>\u0111\u01b0\u1ee3c xem nh\u01b0 l\u00e0 m\u1ed9t trong nh\u1eefng nh\u00e0 ph\u00e1t tri\u1ec3n CDN l\u1edbn nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi ho\u1ea1t \u0111\u1ed9ng v\u1edbi ch\u00ednh s\u00e1ch kh\u00e1 kh\u1eaft khe v\u1ec1 t\u1ef1 do ng\u00f4n lu\u1eadn v\u00e0 n\u1ed9i dung trung l\u1eadp.V\u00e0 ngo\u00e0i nh\u1eefng ch\u1ee9c n\u0103ng th\u00f4ng th\u01b0\u1eddng, CloudFlare\u00a0 c\u00f2n c\u00f3 nhi\u1ec1u d\u1ecbch v\u1ee5 h\u1ea5p d\u1eabn kh\u00e1c nh\u01b0:\u00a0 <em><strong>CDN, SPDY<\/strong>, <a href=\"https:\/\/www.hostify.vn\/chung-chi-ssl\"><strong><span style=\"color: #0000ff;\">Ch\u1ee9ng ch\u1ec9 s\u1ed1<\/span> <span style=\"color: #0000ff;\">SSL, <\/span><\/strong><\/a><strong>t\u01b0\u1eddng l\u1eeda ch\u1ed1ng Ddos<\/strong>,\u00a0<strong>Spam<\/strong>, <strong>Forward Domain<\/strong>,\u2026<\/em><\/p>\n<div id=\"attachment_8760\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-la-gi-1.webp\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-8760\" class=\"wp-image-8760\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-la-gi-1.webp\" alt=\"Cloudflare l\u00e0 g\u00ec\" width=\"800\" height=\"419\" srcset=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-la-gi-1.webp 1200w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-la-gi-1-300x157.webp 300w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-la-gi-1-1024x536.webp 1024w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-la-gi-1-768x402.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><p id=\"caption-attachment-8760\" class=\"wp-caption-text\">Cloudflare la gi<\/p><\/div>\n<h2><strong>Nh\u1eefng \u01b0u, nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Cloudflare<\/strong><\/h2>\n<h3 id=\"uu-diem-cua-cloudflare-la-gi\" class=\"ftwp-heading ftwp-heading-target\"><strong>\u01afu \u0111i\u1ec3m\u00a0<\/strong><\/h3>\n<p><strong>CloudFlare <\/strong>&#8211; d\u1ecbch v\u1ee5 mi\u1ec5n ph\u00ed gi\u00fap b\u1ea1n tr\u1ea3i nghi\u1ec7m nh\u1eefng l\u1ee3i \u00edch c\u1ee7a h\u1ecd mang l\u1ea1i m\u00e0 kh\u00f4ng c\u1ea7n thanh to\u00e1n tr\u01b0\u1edbc. \u0110i\u1ec1u m\u00e0 b\u1ea1n c\u1ea7n l\u00e0m khi mu\u1ed1n s\u1eed d\u1ee5ng l\u00e0 thay \u0111\u1ed5i DNS \u0111\u1ec3 tr\u1ecf \u0111\u1ebfn Cloud Flare. \u0110i\u1ec1u n\u00e0y gi\u00fap h\u1ecd cung c\u1ea5p cho b\u1ea1n kh\u1ea3 n\u0103ng ph\u00e2n gi\u1ea3i DNS nhanh v\u00e0 c\u1ea5p quy\u1ec1n l\u01b0u tr\u1eef l\u01b0\u1ee3ng truy c\u1eadp web c\u1ee7a b\u1ea1n th\u00f4ng qua m\u1ea1ng c\u1ee7a h\u1ecd.<\/p>\n<p>Tuy mi\u1ec5n ph\u00ed, Cloud flare c\u0169ng s\u1ebd cung c\u1ea5p nh\u1eefng \u01b0u \u0111i\u1ec3m, l\u1ee3i \u00edch n\u1ed5i b\u1eadt sau \u0111\u00e2y:<\/p>\n<ul>\n<li><strong>T\u1ef1 t\u1ea1o b\u1ea3n sao trang web: <\/strong>CloudFlare s\u1ebd l\u01b0u m\u1ed9t b\u1ea3n b\u1ed9 nh\u1edb \u0111\u1ec7m (cache) c\u1ee7a website tr\u00ean m\u00e1y ch\u1ee7 c\u1ee7a CDN c\u1ee7a h\u1ecd gi\u00fap website t\u0103ng t\u1ed1c \u0111\u1ed9 truy c\u1eadp. T\u1eeb \u0111\u00f3 ph\u00e2n ph\u1ed1i cho ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp \u1edf g\u1ea7n m\u00e1y ch\u1ee7 \u0111\u00f3 nh\u1ea5t. Vi d\u1ee5: n\u1ebfu b\u1ea1n <a href=\"https:\/\/www.hostify.vn\/cpanel-hosting\" rel=\"external noopener noreferrer\" data-wpel-link=\"external\">mua Hosting<\/a> t\u1ea1i Hostify.vn \u0111\u1eb7t m\u00e1y ch\u1ee7 \u0111\u1eb7t \u1edf Vi\u1ec7t Nam\u00a0 th\u00ec ng\u01b0\u1eddi d\u00f9ng \u1edf New York s\u1ebd truy c\u1eadp ch\u1eadm v\u00ec m\u00e1y ch\u1ee7 v\u1eadt l\u00fd \u1edf xa v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. B\u00ean c\u1ea1nh \u0111\u00f3, nh\u1eefng d\u1eef li\u1ec7u t\u0129nh nh\u01b0 h\u00ecnh \u1ea3nh, CSS, c\u00e1c t\u1eadp tin,\u2026c\u0169ng \u0111\u01b0\u1ee3c CloudFlare n\u00e9n gzip l\u1ea1i n\u00ean t\u1ed1c \u0111\u1ed9 t\u1ea3i nhanh h\u01a1n.<\/li>\n<li><strong>Gi\u00fap ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c b\u0103ng th\u00f4ng<\/strong> <strong>cho m\u00e1y ch\u1ee7<\/strong> , v\u00ec h\u1ea1n ch\u1ebf truy tr\u1ef1c tr\u1ef1c ti\u1ebfp v\u00e0o m\u00e1y ch\u1ee7. L\u00fac n\u00e0y, b\u0103ng th\u00f4ng s\u1eed d\u1ee5ng gi\u1ea3m h\u1eb3n ch\u1ec9 c\u00f2n 1\/2 hay 1\/3 so v\u1edbi tr\u01b0\u1edbc khi d\u00f9ng.<\/li>\n<li><strong>Gi\u00fap website t\u0103ng kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt,<\/strong> h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c s\u1ef1 t\u1ea5n c\u00f4ng c\u1ee7a DDoS, spam b\u00ecnh lu\u1eadn tr\u00ean blog v\u00e0 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng th\u1ee9c t\u1ea5n c\u00f4ng c\u01a1 b\u1ea3n kh\u00e1c. Ngo\u00e0i ra, b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n b\u1ea3o m\u1eadt website b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng CloudFlare nh\u01b0: <em>s\u1eed d\u1ee5ng SSL mi\u1ec5n ph\u00ed \u0111\u1ec3 th\u00eam giao th\u1ee9c HTTPS cho trang web<\/em>; <em>h\u1ea1n ch\u1ebf truy c\u1eadp t\u1eeb c\u00e1c qu\u1ed1c gia ch\u1ec9 \u0111\u1ecbnh; c\u1ea5m truy nh\u1eadp v\u1edbi c\u00e1c IP nh\u1ea5t \u0111\u1ecbnh; c\u00f4ng ngh\u1ec7 t\u01b0\u1eddng l\u1eeda \u1ee9ng d\u1ee5ng website; b\u1ea3o v\u1ec7 c\u00e1c trang c\u00f3 t\u00ednh ch\u1ea5t \u0111\u0103ng nh\u1eadp (g\u00f3i Pro).<\/em><\/li>\n<\/ul>\n<h3 id=\"nhuoc-diem-cua-cloudflare-la-gi\" class=\"ftwp-heading\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m\u00a0<\/strong><\/h3>\n<ul>\n<li>N\u1ebfu website c\u1ee7a b\u1ea1n hosting tr\u00ean m\u00e1y ch\u1ee7 \u0111\u1eb7t t\u1ea1i Vi\u1ec7t Nam, kh\u00e1ch h\u00e0ng truy c\u1eadp c\u0169ng ch\u1ee7 y\u1ebfu \u0111\u1ebfn t\u1eeb Vi\u1ec7t Nam th\u00ec vi\u1ec7c s\u1eed d\u1ee5ng CloudFlare s\u1ebd <strong>l\u00e0m ch\u1eadm \u0111i t\u1ed1c \u0111\u1ed9 t\u1ea3i trang<\/strong> c\u1ee7a b\u1ea1n v\u00ec ch\u1ea5t l\u01b0\u1ee3ng \u0111\u01b0\u1eddng truy\u1ec1n qu\u1ed1c t\u1ebf t\u1ea1i Vi\u1ec7t Nam.<\/li>\n<\/ul>\n<p>Nguy\u00ean nh\u00e2n ch\u00ednh l\u00e0: c\u00e1c truy v\u1ea5n s\u1ebd \u0111i v\u00f2ng t\u1eeb Vi\u1ec7t Nam \u0111\u1ebfn DNS Server c\u1ee7a CloudFare \u1edf n\u01b0\u1edbc ngo\u00e0i ( (Nh\u1eadt, HongKong, ho\u1eb7c Singapore, China) r\u1ed3i m\u1edbi tr\u1ea3 k\u1ebft qu\u1ea3 v\u1ec1 Vi\u1ec7t Nam. V\u00e0 hi\u1ec7n t\u1ea1i \u1edf Vi\u1ec7t Nam c\u0169ng ch\u01b0a c\u00f3 data center c\u1ee7a CloudFlare.<\/p>\n<ul>\n<li><strong>Th\u1eddi gian uptime website ph\u1ee5 thu\u1ed9c v\u00e0o th\u1eddi gian uptime c\u1ee7a Server Cloud flare<\/strong> n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng<\/li>\n<\/ul>\n<p>T\u1ee9c l\u00e0 l\u00fac n\u00e0y server c\u1ee7a DNS n\u00e0y b\u1ecb down ho\u1eb7c ch\u1eadm, l\u00e0m cho vi\u1ec7c truy xu\u1ea5t v\u00e0o website c\u1ee7a b\u1ea1n c\u0169ng b\u1ecb \u1ea3nh h\u01b0\u1edfng, gi\u00e1n \u0111o\u1ea1n v\u00e0 kh\u00f4ng th\u1ec3 ph\u00e2n gi\u1ea3i \u0111\u01b0\u1ee3c t\u00ean mi\u1ec1n \u0111ang d\u00f9ng. B\u1edfi v\u00ec th\u1eddi gian uptime m\u00e1y ch\u1ee7 ph\u1ee5 thu\u1ed9c v\u00e0o th\u1eddi gian uptime c\u1ee7a m\u00e1y ch\u1ee7 CloudFlare.<\/p>\n<ul>\n<li>Website b\u1ecb ch\u1eb7n do t\u01b0\u1eddng l\u1eeda. \u0110\u00f4i l\u00fac Firewall c\u1ee7a hosting m\u00e0 website b\u1ea1n \u0111ang \u0111\u1eb7t hi\u1ec3u l\u1ea7m d\u1ea3i IP c\u1ee7a CloudFlare l\u00e0 \u0111\u1ecba ch\u1ec9 t\u1ea5n c\u00f4ng.<\/li>\n<\/ul>\n<p>N\u1ebfu d\u00f9ng Shared Hosting, thi tho\u1ea3ng b\u1ea1n s\u1ebd g\u1eb7p v\u1ea5n \u0111\u1ec1 d\u1ea3i IP c\u1ee7a CloudFlare s\u1ebd b\u1ecb Firewall c\u1ee7a hosting ch\u1eb7n. B\u1edfi v\u00ec, n\u00f3 s\u1ebd hi\u1ec3u l\u1ea7m c\u00f3 1 l\u01b0\u1ee3ng l\u1edbn request t\u1eeb d\u1ea3i IP \u0111\u00f3 \u0111\u1ebfn hosting. Tuy nhi\u00ean hi\u1ec7n nay, CloudFlare \u0111\u00e3 c\u00f3 c\u00f4ng ngh\u1ec7 t\u1ed1t h\u01a1n\u00a0 v\u00e0 c\u00f3 filter c\u00e1c d\u1ea3i IP v\u00e0o whitelist n\u00ean v\u1ea5n \u0111\u1ec1 n\u00e0y c\u0169ng d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft.<\/p>\n<p>Xem th\u00eam: <a href=\"https:\/\/hostify.vn\/blog\/tim-ip-that-cua-server-su-dung-dns-cloudflare\/\" target=\"_blank\" rel=\"noopener\">T\u00ecm IP th\u1eadt c\u1ee7a server s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 DNS Cloudflare<\/a><\/p>\n<h2 id=\"co-nen-su-dung-cloudflare\" class=\"ftwp-heading\"><strong>C\u00f3 n\u00ean s\u1eed d\u1ee5ng cloudflare ?<\/strong><\/h2>\n<p>Cloud flare v\u1eabn \u0111ang \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 qu\u1ea3n tr\u1ecb m\u1ea1ng tin d\u00f9ng, tuy c\u00f2n t\u1ed3n t\u1ea1i m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf nh\u1ecf. D\u1ecbch v\u1ee5 n\u00e0y hi\u1ec7n t\u1ea1i \u0111\u00e3 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 t\u1ed1t h\u01a1n nhi\u1ec1u so v\u1edbi tr\u01b0\u1edbc. V\u00e0 b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng khi s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 DNS th\u00f4ng th\u01b0\u1eddng b\u1eb1ng c\u00e1ch t\u1eaft \u0111\u00e1m m\u00e2y t\u00ean mi\u1ec1n. M\u1ed9t s\u1ed1 l\u00fd do b\u1ea1n c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc khi s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 DNS trung gian n\u00e0y:<\/p>\n<ul>\n<li><strong>V\u1ec1 T\u1ed1c \u0111\u1ed9<\/strong>: Cloud flare l\u00e0 m\u1ed9t m\u00e1y ch\u1ee7 trung gian, th\u1ebf n\u00ean ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y t\u1ea5t c\u1ea3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp s\u1ebd \u0111\u01b0\u1ee3c x\u1eed l\u00fd th\u00f4ng qua m\u00e1y ch\u1ee7 Cloudflare. N\u1ebfu l\u01b0u l\u01b0\u1ee3ng l\u00e0 h\u1ee3p l\u1ec7, Cloudflare s\u1ebd g\u1eedi y\u00eau c\u1ea7u \u0111\u1ebfn v\u00e0 ch\u1edd nh\u1eadn d\u1eef li\u1ec7u t\u1eeb m\u00e1y ch\u1ee7 g\u1ed1c. Sau \u0111\u00f3 n\u00f3 s\u1ebd x\u1eed l\u00fd m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c m\u00e0 b\u1ea1n \u0111\u00e3 thi\u1ebft l\u1eadp tr\u00ean t\u00e0i kho\u1ea3n v\u00e0 tr\u1ea3 d\u1eef li\u1ec7u v\u1ec1 cho ng\u01b0\u1eddi truy c\u1eadp. N\u1ebfu nh\u01b0 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n g\u1ea7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng th\u00ec n\u00f3 s\u1ebd khi\u1ebfn h\u1ecd truy c\u1eadp Website ch\u1eadm h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, v\u1edbi tr\u01b0\u1eddng h\u1ee3p m\u00e1y ch\u1ee7 \u1edf qu\u00e1 xa th\u00ec <strong>Cloudflare<\/strong>\u00a0s\u1ebd gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang.<\/li>\n<li><strong>Auto Minify (T\u1ef1 \u0111\u1ed9ng r\u00fat g\u1ecdn) <\/strong>Ch\u1ee9c n\u0103ng n\u00e0y s\u1ebd lo\u1ea1i b\u1ecf c\u00e1c k\u00fd t\u1ef1 kh\u00f4ng c\u1ea7n thi\u1ebft ra kh\u1ecfi m\u00e3 ngu\u1ed3n m\u00e0 kh\u00f4ng thay \u0111\u1ed5i ch\u1ee9c n\u0103ng. \u0110i\u1ec3n h\u00ecnh nh\u01b0 t\u1ef1 \u0111\u1ed9ng lo\u1ea1i b\u1ecf ch\u00fa th\u00edch, kho\u1ea3ng tr\u1eafng,\u2026 \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng d\u1eef li\u1ec7u chuy\u1ec3n \u0111i v\u00e0 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 t\u1ea3i trang.<\/li>\n<li><strong>Rocket Loader<\/strong>: D\u1ecbch v\u1ee5 n\u00e0y s\u1ebd tr\u00ec ho\u00e3n t\u1ea3i t\u1ea5t c\u1ea3 JavaScript \u0111\u1ec3 \u01b0u ti\u00ean n\u1ed9i dung c\u1ee7a Website \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb tr\u01b0\u1edbc. Tuy nhi\u00ean, n\u00f3 c\u00f3 th\u1ec3 khi\u1ebfn \u0111o\u1ea1n m\u00e3 JavaScript b\u1ecb l\u1ed7i n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng l\u1ec7nh <a href=\"https:\/\/hostify.vn\/blog\/jquery-la-gi-huong-dan-su-dung-jquery-moi-nhat\/\" target=\"_blank\" rel=\"noopener\">jQuery<\/a>. V\u00ec v\u1eady, n\u1ebfu kh\u00f4ng c\u1ea7n thi\u1ebft th\u00ec b\u1ea1n n\u00ean c\u00f3 th\u1ec3 t\u1eaft t\u00ednh n\u0103ng n\u00e0y \u0111i.<\/li>\n<li><strong>B\u1ea3o m\u1eadt<\/strong>: l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 gi\u1eef cho Website c\u1ee7a b\u1ea1n lu\u00f4n an to\u00e0n tr\u01b0\u1edbc nh\u1eefng t\u1ea5n c\u00f4ng m\u1ea1ng. D\u1ecbch v\u1ee5 DNS n\u00e0y c\u00f3 h\u1ed7 tr\u1ee3 ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n Hacker t\u1ea5n c\u00f4ng trang c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n<h2><a href=\"https:\/\/www.hostify.vn\/cpanel-hosting\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8779\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/dung-thu-hosting-mien-phi.webp\" alt=\"\" width=\"637\" height=\"281\" srcset=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/dung-thu-hosting-mien-phi.webp 544w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/dung-thu-hosting-mien-phi-300x132.webp 300w\" sizes=\"auto, (max-width: 637px) 100vw, 637px\" \/><\/a><strong>L\u1eddi khuy\u00ean khi s\u1eed d\u1ee5ng<\/strong><\/h2>\n<p>L\u00e0 m\u1ed9t trong nh\u1eefng m\u1ea1ng l\u1edbn nh\u1ea5t ho\u1ea1t \u0111\u1ed9ng tr\u00ean Internet, cloud flare \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi s\u1eed d\u1ee5ng v\u1edbi m\u1ee5c \u0111\u00edch t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c website hay d\u1ecbch v\u1ee5 c\u1ee7a m\u00ecnh. Nh\u01b0ng \u0111i c\u00f9ng nh\u1eefng h\u1ea1n ch\u1ebf, nh\u01b0\u1ee3c \u0111i\u1ec3m n\u00eau tr\u00ean th\u00ec c\u1ee7a cloud flare, th\u00ec theo Hostify b\u1ea1n ch\u1ec9 n\u00ean s\u1eed d\u1ee5ng <strong>Cloud flare<\/strong> trong hai tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n<ul>\n<li>Website c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c \u0111\u1eb7t m\u00e1y ch\u1ee7 \u1edf n\u01b0\u1edbc ngo\u00e0i ho\u1eb7c \u1edf Vi\u1ec7t Nam nh\u01b0ng c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1eeb kh\u1eafp n\u01a1i tr\u00ean th\u1ebf gi\u1edbi.<\/li>\n<li>Website c\u1ee7a b\u1ea1n quan tr\u1ecdng, c\u1ea7n ph\u1ea3i x\u00e1c \u0111\u1ecbnh \u0111\u1ecba ch\u1ec9 IP \u0111\u1ec3 ch\u1ed1ng t\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 (DDos attack), spam<\/li>\n<\/ul>\n<p>C\u00f2n l\u1ea1i c\u00e1c tr\u01b0\u1eddng h\u1ee3p b\u1ea1n \u0111ang s\u1eed d\u1ee5ng <a href=\"https:\/\/www.hostify.vn\/cpanel-hosting\">host vi\u1ec7t nam<\/a> \u0111\u1ec3 ph\u1ee5c cho ng\u01b0\u1eddi truy c\u1eadp, ng\u01b0\u1eddi d\u00f9ng \u0111a s\u1ed1 \u1edf Vi\u1ec7t Nam th\u00ec kh\u00f4ng n\u00ean d\u00f9ng Cloud flare.<\/p>\n<h2><strong>C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng dns cloud flare<\/strong><\/h2>\n<p>CloudFlare ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn. V\u00ec th\u1ebf giao di\u1ec7n v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng c\u0169ng \u0111\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n h\u00f3a h\u01a1n \u0111\u1ec3 t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u c\u00f3 th\u1ec3 d\u00f9ng.<\/p>\n<p>Sau khi \u0111\u00e3 bi\u1ebft r\u00f5 v\u1ec1\u00a0<strong>Cloudflare la gi ?<\/strong> c\u0169ng nh\u01b0 nh\u1eefng l\u1ee3i \u00edch m\u00e0 n\u00f3 mang l\u1ea1i. N\u1ebfu c\u00f3 quy\u1ebft \u0111\u1ecbnh s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 n\u00e0y cho website. B\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n qua 4 b\u01b0\u1edbc c\u00e0i \u0111\u1eb7t c\u01a1 b\u1ea3n nh\u01b0 sau:<\/p>\n<h3 id=\"dang-ki-tai-khoan-cloudflare\" class=\"ftwp-heading\">B\u01b0\u1edbc 1: \u0110\u0103ng k\u00ed m\u1ed9t t\u00e0i kho\u1ea3n<\/h3>\n<p>B\u1ea1n h\u00e3y truy c\u1eadp v\u00e0o <a href=\"https:\/\/www.cloudflare.com\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\"><strong>trang ch\u1ee7 Cloudflare<\/strong><\/a> v\u00e0 \u0111\u0103ng k\u00ed cho m\u00ecnh m\u1ed9t t\u00e0i kho\u1ea3n <a href=\"https:\/\/www.cloudflare.com\/a\/sign-up\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\"><strong>t\u1ea1i \u0111\u00e2y<\/strong><\/a>.<\/p>\n<h3 id=\"dang-ki-tai-khoan-cloudflare\" class=\"ftwp-heading\">B\u01b0\u1edbc 2: \u0110\u0103ng nh\u1eadp v\u00e0o cloud flare<\/h3>\n<p>Sau khi \u0111\u0103ng k\u00ed t\u00e0i kho\u1ea3n th\u00e0nh c\u00f4ng, b\u1ea1n \u0111\u0103ng nh\u1eadp v\u00e0o b\u1eb1ng email + password v\u1eeba \u0111\u0103ng k\u00ed. N\u1ebfu l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 ch\u01b0a t\u1eebng th\u00eam website n\u00e0o, b\u1ea1n s\u1ebd th\u1ea5y m\u00e0n h\u00ecnh nh\u01b0 th\u1ebf n\u00e0y:<\/p>\n<div id=\"attachment_8805\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Them-website-vao-Cloudflare.webp\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-8805\" class=\"size-full wp-image-8805\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Them-website-vao-Cloudflare.webp\" alt=\"Th\u00eam website v\u00e0o Cloudflare\" width=\"800\" height=\"355\" srcset=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Them-website-vao-Cloudflare.webp 800w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Them-website-vao-Cloudflare-300x133.webp 300w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Them-website-vao-Cloudflare-768x341.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><p id=\"caption-attachment-8805\" class=\"wp-caption-text\">Th\u00eam website v\u00e0o Cloudflare<\/p><\/div>\n<h3 id=\"dang-ki-tai-khoan-cloudflare\" class=\"ftwp-heading\">B\u01b0\u1edbc 3: Th\u00eam \u0111\u1ecba ch\u1ec9 website v\u00e0o Cloud flare <strong>dash<\/strong><\/h3>\n<p>Nh\u1eadp v\u00e0o website mu\u1ed1n s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 c\u1ee7a Cloudflare DNS trung gian, mi\u1ec5n ph\u00ed. Sau \u0111\u00f3, b\u1ea5m v\u00e0o n\u00fat \u201cAdd site\u201c v\u00e0 ch\u1edd kho\u1ea3ng 60s \u0111\u1ec3 h\u1ec7 th\u1ed1ng ki\u1ec3m tra.<\/p>\n<p>Ngo\u00e0i g\u00f3i mi\u1ec5n ph\u00ed, Cloud flare c\u00f2n cung c\u1ea5p c\u00e1c g\u00f3i c\u00f3 ph\u00ed n\u00e2ng cao v\u00e0 \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn th\u00eam nhi\u1ec1u \u1ee9ng d\u1ee5ng ti\u1ec7n \u00edch.<\/p>\n<p><a href=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-dash.webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-8804 size-full\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-dash.webp\" alt=\"\" width=\"1004\" height=\"681\" srcset=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-dash.webp 1004w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-dash-300x203.webp 300w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-dash-768x521.webp 768w\" sizes=\"auto, (max-width: 1004px) 100vw, 1004px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Sau khi nh\u1ea5n\u00a0 \u201cContinue\u201d, b\u1ea1n ch\u1edd m\u1ed9t l\u00e1t \u0111\u1ec3 Cloud flare qu\u00e9t DNS c\u00f3 s\u1eb5n trong t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n. Trong tr\u01b0\u1eddng h\u1ee3p, n\u1ebfu b\u1ea1n \u0111\u00e3 t\u1ea1o record DNS tr\u01b0\u1edbc \u0111\u00f3, th\u00ec Cloud flare s\u1ebd li\u1ec7t k\u00ea,hi\u1ec3n th\u1ecb ch\u00fang \u1edf b\u00ean d\u01b0\u1edbi. C\u00f2n n\u1ebfu ch\u01b0a c\u00f3 record DNS, b\u1ea1n c\u1ea7n ph\u1ea3i t\u1ea1o DNS m\u1edbi \u0111\u1ec3 tr\u1ecf t\u00ean mi\u1ec1n.<\/p>\n<p>C\u00e1ch t\u1ea1o c\u1ef1c k\u1ef3 \u0111\u01a1n gi\u1ea3n, h\u1ec7 th\u1ed1ng s\u1ebd hi\u1ec3n ra B\u1ea3ng th\u00f4ng tin \u0111\u1ec3 b\u1ea1n khai b\u00e1o, sau \u0111\u00f3 nh\u1ea5n n\u00fat \u201cAdd record\u201d l\u00e0 xong.<\/p>\n<div id=\"attachment_8810\" style=\"width: 656px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-quet-DNS-co-san-trong-ten-mien.webp\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-8810\" class=\"wp-image-8810\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-quet-DNS-co-san-trong-ten-mien-cua-ban.webp\" alt=\"Cloudflare qu\u00e9t DNS c\u00f3 s\u1eb5n trong t\u00ean mi\u1ec1n \" width=\"646\" height=\"500\" srcset=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-quet-DNS-co-san-trong-ten-mien-cua-ban.webp 800w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-quet-DNS-co-san-trong-ten-mien-cua-ban-300x232.webp 300w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Cloudflare-quet-DNS-co-san-trong-ten-mien-cua-ban-768x594.webp 768w\" sizes=\"auto, (max-width: 646px) 100vw, 646px\" \/><\/a><p id=\"caption-attachment-8810\" class=\"wp-caption-text\">Cloudflare qu\u00e9t DNS c\u00f3 s\u1eb5n trong t\u00ean mi\u1ec1n<\/p><\/div>\n<p>&#8211;\u00a0<strong>B\u01b0\u1edbc 4:<\/strong>\u00a0<strong>Tr\u1ecf c\u1eb7p nameservers v\u1ec1 Cloudflare<\/strong><\/p>\n<p>T\u00f9y v\u00e0o m\u1ed7i nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 t\u00ean mi\u1ec1n, m\u00e0 b\u01b0\u1edbc 4 n\u00e0y b\u1ea1n s\u1ebd c\u00f3 ph\u1ea7n c\u1ea5u h\u00ecnh t\u01b0\u01a1ng \u1ee9ng kh\u00e1c nhau. Tuy nhi\u00ean th\u00ec v\u1ec1 c\u01a1 b\u1ea3n, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111\u1ed5i DNS hi\u1ec7n c\u00f3 sang c\u00e1i m\u1edbi c\u1ee7a Cloudflare. Sau \u0111\u00f3, nh\u1ea5n \u201cDone, check nameservers\u201d. l\u00e0 xong<\/p>\n<div id=\"attachment_8811\" style=\"width: 671px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Tro-cap-nameservers-ve-Cloudflare.webp\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-8811\" class=\"size-full wp-image-8811\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Tro-cap-nameservers-ve-Cloudflare.webp\" alt=\"Tr\u1ecf c\u1eb7p nameservers v\u1ec1 Cloudflare\" width=\"661\" height=\"510\" srcset=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Tro-cap-nameservers-ve-Cloudflare.webp 661w, https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2022\/04\/Tro-cap-nameservers-ve-Cloudflare-300x231.webp 300w\" sizes=\"auto, (max-width: 661px) 100vw, 661px\" \/><\/a><p id=\"caption-attachment-8811\" class=\"wp-caption-text\">Tr\u1ecf c\u1eb7p nameservers v\u1ec1 Cloudflare<\/p><\/div>\n<p><strong>Hostify li\u1ec7t k\u00ea c\u00e1c h\u01b0\u1edbng d\u1eabn thay \u0111\u1ed5i DNS c\u1ee7a m\u1ed9t s\u1ed1 nh\u00e0 cung c\u1ea5p<\/strong>:<\/p>\n<ul>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/my.bluehost.com\/cgi\/help\/222\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">BlueHost<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/www.namecheap.com\/support\/knowledgebase\/article.aspx\/767\/10\/how-can-i-change-the-nameservers-for-my-domain\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">Namecheap<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/support.google.com\/domains\/answer\/3290309?hl=en\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">Google Domains<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/vn.godaddy.com\/help\/thay-doi-may-chu-ten-cho-mien-cua-toi-664\" target=\"_blank\" rel=\"noopener\">Godaddy<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"http:\/\/www1.domain.com\/help\/article\/dns-management-how-to-update-ns-records\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">Domain.com<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/www.dotster.com\/help\/article\/dns-management-how-to-update-dns-records\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">Dotster<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/www.name.com\/support\/articles\/205934547-Changing-nameservers-for-DNS-management\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">Name.com<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/www.networksolutions.com\/manage-it\/edit-nameservers.jsp\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">Network Solutions<\/a><\/span><\/li>\n<li><span style=\"color: #333399;\"><a style=\"color: #333399;\" href=\"https:\/\/www.ipage.com\/help\/article\/dns-management-how-to-update-dns-records\" target=\"_blank\" rel=\"noopener noreferrer nofollow external\" data-wpel-link=\"external\">iPage<\/a><\/span><\/li>\n<li><a href=\"https:\/\/hostify.vn\/blog\/huong-dan-cau-hinh-ban-ghi-dns-tren-trang-quan-ly-ten-mien\/\" target=\"_blank\" rel=\"noopener\">Hostify.vn<\/a><\/li>\n<\/ul>\n<p>Sau khi ho\u00e0n th\u00e0nh b\u01b0\u1edbc n\u00e0y, th\u00f4ng th\u01b0\u1eddng b\u1ea1n ph\u1ea3i \u0111\u1ee3i kho\u1ea3ng 1 \u2013 2 gi\u1edd \u0111\u1ec3 Cloudflare x\u00e1c nh\u1eadn c\u1eb7p DNS c\u1ee7a b\u1ea1n \u0111\u00e3 tr\u1ecf v\u1ec1 th\u00e0nh c\u00f4ng.<\/p>\n<h2 id=\"nhung-cau-hoi-thuong-gap-ve-cloudflare\" class=\"ftwp-heading\">Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 d\u1ecbch v\u1ee5 DNS trung gian n\u00e0y<\/h2>\n<h3 id=\"cloudflare-co-phai-la-vpn-khong\" class=\"rank-math-question ftwp-heading\"><em>Cloud flare c\u00f3 ph\u1ea3i l\u00e0 VPN kh\u00f4ng?<\/em><\/h3>\n<div class=\"rank-math-answer \">\n<p>Kh\u00f4ng ph\u1ea3i. VPN l\u00e0 m\u00e3 h\u00f3a t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n v\u00e0 g\u1eedi th\u00f4ng tin \u0111\u00f3 \u0111\u1ebfn m\u00e1y ch\u1ee7 do c\u00f4ng ty VPN ki\u1ec3m so\u00e1t. Qu\u00e1 tr\u00ecnh n\u00e0y \u1ea9n \u0111\u1ecba ch\u1ec9 IP th\u1ef1c c\u1ee7a b\u1ea1n. V\u00e0 n\u00f3 ng\u0103n ISP\u00a0 ho\u1eb7c b\u1ea5t k\u1ef3 gi\u00e1n \u0111i\u1ec7p n\u00e0o tr\u00ean m\u1ea1ng c\u1ee7a b\u1ea1n, gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp c\u1ee7a b\u1ea1n.<\/p>\n<\/div>\n<section class=\"sc_fs_faq sc_card\">\n<h3 id=\"ftoc-heading-12\" class=\"ftwp-heading\"><em>Plugin Cloudflare APO c\u00f3 g\u00ec \u0111\u1eb7c bi\u1ec7t?<\/em><\/h3>\n<div>\n<div class=\"sc_fs_faq__content\">\n<p>Cu\u1ed1i th\u00e1ng 10\/2020, CloudFlare ra m\u1eaft t\u00ednh n\u0103ng Automatic Platform Optimization (APO) &#8211; ho\u1ea1t \u0111\u1ed9ng k\u1ebft h\u1ee3p v\u1edbi plugin Cloudflare WordPress m\u1eb7c \u0111\u1ecbnh.<\/p>\n<p>APO ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch: t\u1eadn d\u1ee5ng Cloudflare worker &amp; KV Storage. V\u00ec APO s\u1eed d\u1ee5ng KV \u0111\u1ec3 l\u01b0u tr\u1eef n\u1ed9i dung cache. Uu \u0111i\u1ec3m n\u1ed5i b\u1eadt l\u00e0: khi d\u1eef li\u1ec7u l\u01b0u v\u00e0o b\u1ed9 nh\u1edb cache th\u00f4ng qua APO ngay l\u1eadp t\u1ee9c n\u00f3\u00a0 s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ea9y \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c c\u1ee5m m\u00e1y ch\u1ee7 bi\u00ean c\u1ee7a Cloud Flare tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, m\u1eb7c d\u00f9 kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u n\u00e0o \u0111\u1ebfn t\u1eeb khu v\u1ef1c \u0111\u00f3.<\/p>\n<p>Gi\u00e1: 5$\/ th\u00e1ng cho ch\u1ee7 t\u00e0i kho\u1ea3n mi\u1ec5n ph\u00ed. V\u00e0 s\u1ebd mi\u1ec5n ph\u00ed cho ng\u01b0\u1eddi d\u00f9ng t\u00e0i kho\u1ea3n tr\u1ea3 ph\u00ed &#8211; t\u1eeb g\u00f3i Pro tr\u1edf l\u00ean, gi\u00e1 20$\/th\u00e1ng.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"sc_fs_faq sc_card\">\n<h3 class=\"ftwp-heading\"><em>\u0110\u1eebng nh\u1ea7m bi\u1ec3u t\u01b0\u1ee3ng On CloudFlare v\u00e0 Off CloudFlare<\/em><\/h3>\n<div>\n<div class=\"sc_fs_faq__content\">\n<p>R\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn hay nh\u1ea7m bi\u1ec3u t\u01b0\u1ee3ng On CloudFlare v\u00e0 Off CloudFlare n\u00ean s\u1ebd g\u1eb7p nh\u1eefng r\u1eafc r\u1ed1i kh\u00f4ng \u0111\u00e1ng c\u00f3. Hostift g\u1ee3i \u00fd \u0111\u1ec3 b\u1ea1n ph\u00e2n bi\u1ec7t 2 bi\u1ec3u t\u01b0\u1ee3ng n\u00e0y nh\u01b0 sau:<\/p>\n<ul>\n<li><strong>On CloudFlare (\u0111\u00e1m m\u00e2y m\u00e0u v\u00e0ng, b\u1eadt CloudFlare) <\/strong>&#8211; k\u00edch ho\u1ea1t c\u00e1c ch\u1ee9c n\u0103ng mi\u1ec5n ph\u00ed c\u1ee7a CloudFlare nh\u01b0: <em>CDN, \u1ea9n IP g\u1ed1c, Firewall ch\u1ed1ng DDoS, \u2026<\/em><\/li>\n<li><strong>Off CloudFlare (\u0111\u00e1m m\u00e2y m\u00e0u x\u00e1m, t\u1eaft CloudFlare)<\/strong> &#8211; \u00a0t\u1eaft to\u00e0n b\u1ed9 ch\u1ee9c n\u0103ng c\u1ee7a CloudFlare v\u00e0 ch\u1ec9 d\u00f9ng l\u00e0m DNS.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"sc_fs_faq sc_card\">\n<h3 class=\"ftwp-heading\"><em>Nh\u1eefng v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p khi s\u1eed d\u1ee5ng Cloud flare l\u00e0 g\u00ec?<\/em><\/h3>\n<div>\n<div class=\"sc_fs_faq__content\">\n<ul>\n<li>\u00a0File b\u1ecb Cache n\u1ed9i dung trong th\u1eddi gian d\u00e0i. N\u1ed9i dung c\u00e1c file .css, .js th\u01b0\u1eddng \u0111\u01b0\u1ee3c CloudFlare cache kh\u00e1 l\u00e2u tr\u00ean Server. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn tr\u01b0\u1eddng h\u1ee3p: b\u1ea1n thay \u0111\u1ed5i n\u1ed9i dung m\u00e0 F5 m\u00e3i v\u1eabn gi\u1eef nguy\u00ean n\u1ed9i dung c\u0169.<\/li>\n<li>L\u1ea5y IP g\u1ed1c Visitor<\/li>\n<li>T\u1eaft CloudFlare trong WP- Admin ho\u1eb7c trang qu\u1ea3n tr\u1ecb<\/li>\n<\/ul>\n<div id=\"faq-question-1646637713473\" class=\"rank-math-list-item\">\n<h3 id=\"co-the-go-cai-dat-cloudflare-duoc-khong\" class=\"rank-math-question ftwp-heading\">C\u00f3 th\u1ec3 g\u1ee1 c\u00e0i \u0111\u1eb7t d\u1ecbch v\u1ee5 DNS mi\u1ec5n ph\u00ed n\u00e0y kh\u00f4ng?<\/h3>\n<div class=\"rank-math-answer \">\n<p>C\u00f3! B\u1ea1n ch\u1ec9 c\u1ea7n nh\u1ea5n v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng CloudFlare, n\u1eb1m trong ph\u1ea7n Domain. Sau \u0111\u00f3, di chuy\u1ec3n \u0111\u1ebfn d\u01b0\u1edbi c\u00f9ng c\u1ee7a trang. Ch\u1ecdn t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n t\u1eeb dropdown menu. Nh\u1ea5p v\u00e0o n\u00fat\u00a0<strong>Disable<\/strong> \u0111\u1ec3 t\u1eaft.<\/p>\n<\/div>\n<\/div>\n<div id=\"faq-question-1646638039844\" class=\"rank-math-list-item\">\n<div class=\"rank-math-answer \">\n<h3 id=\"dau-la-nhung-doi-thu-canh-tranh-voi-cloudflare\" class=\"rank-math-question ftwp-heading\">Nh\u1eefng \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh v\u1edbi CloudFlare l\u00e0 ai?<\/h3>\n<div class=\"rank-math-answer \">\n<p>C\u00e1c \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh c\u1ee7a Cloudflare: Zscaler, Akamai, Fastly, Instart v\u00e0 MaxCDN.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<h2><strong>L\u1eddi k\u1ebft<\/strong><\/h2>\n<p>V\u1edbi nh\u1eefng chia s\u1ebb \u1edf b\u00e0i vi\u1ebft tr\u00ean, ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 hi\u1ec3u r\u00f5 <strong>Cloudflare l\u00e0 g\u00ec ?<\/strong>. C\u0169ng nh\u01b0 nh\u1eefng \u01b0u &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 c\u00e1c b\u01b0\u1edbc \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 c\u00e0i \u0111\u1eb7t, s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 DNS trung gian n\u00e0y.<\/p>\n<p>S\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 n\u00e0y b\u1ea1n s\u1ebd d\u1ec5 d\u00e0ng chuy\u1ec3n website t\u1eeb http sang https. \u0110\u1ed3ng th\u1eddi, gi\u00fap n\u00e2ng c\u1ea5p trang web c\u1ee7a b\u1ea1n tr\u1edf n\u00ean chuy\u00ean nghi\u1ec7p h\u01a1n, mang t\u00ednh b\u1ea3o m\u1eadt cao. \u0110\u1eb7c bi\u1ec7t h\u1ed7 tr\u1ee3 \u0111\u1eafc l\u1ef1c cho chi\u1ebfn d\u1ecbch SEO. \u0110em \u0111\u1ebfn nhi\u1ec1u c\u01a1 h\u1ed9i ti\u1ebfp c\u1eadn v\u1edbi kh\u00e1c h\u00e0ng ti\u1ec1m n\u0103ng v\u00e0 gia t\u0103ng doanh thu. Ngo\u00e0i ra, giao th\u1ee9c https r\u1ea5t quan tr\u1ecdng v\u00e0 c\u00f3 \u00edch cho nh\u1eefng trang web Th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, thanh to\u00e1n tr\u1ef1c tuy\u1ebfn, b\u00e1n h\u00e0ng.<\/p>\n<p><em>Xem th\u00eam:<\/em><\/p>\n<ul>\n<li><a href=\"https:\/\/www.hostify.vn\/news\/ten-mien-la-gi-tong-quan-nhung-dieu-ve-ten-mien-ban-can-biet.html\"><strong>T\u00ean mi\u1ec1n l\u00e0 g\u00ec?<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/www.hostify.vn\/news\/ssl-la-gi-tai-sao-ssl-lai-giup-website-cua-ban-an-toan.html\"><strong>SSL l\u00e0 g\u00ec?<\/strong><\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cloudflare l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 d\u1ecbch v\u1ee5 DNS mi\u1ec5n ph\u00ed, trung gian, h\u1ed7 tr\u1ee3 \u0111i\u1ec1u ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp gi\u1eefa server (m\u00e1y ch\u1ee7) v\u00e0 c\u00e1c client qua l\u1edbp b\u1ea3o v\u1ec7 Cloudflare.<\/p>\n","protected":false},"author":1,"featured_media":8759,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[416,417,418],"class_list":["post-8736","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-muc-khac","tag-cloudflare","tag-cloudflare-la-gi","tag-co-nen-su-dung-cloudflare"],"_links":{"self":[{"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/posts\/8736","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/comments?post=8736"}],"version-history":[{"count":0,"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/posts\/8736\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/media\/8759"}],"wp:attachment":[{"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/media?parent=8736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/categories?post=8736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hostify.vn\/blog\/wp-json\/wp\/v2\/tags?post=8736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}