{"id":115539,"date":"2025-06-20T21:53:00","date_gmt":"2025-06-20T14:53:00","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=115539"},"modified":"2026-01-02T17:44:00","modified_gmt":"2026-01-02T10:44:00","slug":"cach-su-dung-cdn-cho-website-wordpress","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/cach-su-dung-cdn-cho-website-wordpress\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch s\u1eed d\u1ee5ng CDN cho website WordPress (2026)"},"content":{"rendered":"\n

Hi\u1ec7n nay, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 t\u1ea3i trang web tr\u1edf th\u00e0nh m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00f4ng ch\u1ec9 gi\u00fap c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn th\u1ee9 h\u1ea1ng SEO<\/a> c\u1ee7a trang. CDN \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 gi\u00fap t\u0103ng c\u01b0\u1eddng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang v\u00e0 gi\u1ea3m t\u1ea3i cho m\u00e1y ch\u1ee7 g\u1ed1c c\u1ee7a b\u1ea1n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc c\u00e1ch s\u1eed d\u1ee5ng CDN cho website WordPress, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t trang web c\u1ee7a m\u00ecnh.<\/strong><\/p>\n\n\n\n

<\/a>\u0110\u00f4i n\u00e9t v\u1ec1 CDN<\/h2>\n\n\n\n

<\/a>CDN l\u00e0 g\u00ec? V\u00ec sao website c\u1ee7a b\u1ea1n c\u1ea7n CDN ngay h\u00f4m nay?<\/strong><\/h3>\n\n\n\n

CDN <\/a>l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Content Delivery Network<\/strong> (t\u1ea1m d\u1ecbch: M\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung<\/em>), l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u00e1c m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u1edf nhi\u1ec1u v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd kh\u00e1c nhau tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a CDN l\u00e0 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 t\u1ea3i v\u00e0 ph\u00e2n ph\u1ed1i n\u1ed9i dung web \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3, b\u1ea5t k\u1ec3 v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a h\u1ecd.<\/p>\n\n\n\n

Thay v\u00ec m\u1ed7i khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o m\u1ed9t trang web, m\u00e1y ch\u1ee7 g\u1ed1c ph\u1ea3i x\u1eed l\u00fd t\u1ea5t c\u1ea3 c\u00e1c y\u00eau c\u1ea7u, CDN l\u01b0u tr\u1eef c\u00e1c b\u1ea3n sao c\u1ee7a n\u1ed9i dung t\u0129nh (nh\u01b0 h\u00ecnh \u1ea3nh, video, t\u1ec7p CSS, JavaScript) tr\u00ean c\u00e1c m\u00e1y ch\u1ee7 cache (b\u1ed9 nh\u1edb \u0111\u1ec7m) \u0111\u01b0\u1ee3c \u0111\u1eb7t g\u1ea7n ng\u01b0\u1eddi d\u00f9ng h\u01a1n. Khi ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u truy c\u1eadp n\u1ed9i dung, CDN s\u1ebd t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng y\u00eau c\u1ea7u \u0111\u1ebfn m\u00e1y ch\u1ee7 cache g\u1ea7n nh\u1ea5t, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u kho\u1ea3ng c\u00e1ch v\u1eadt l\u00fd m\u00e0 d\u1eef li\u1ec7u ph\u1ea3i truy\u1ec1n t\u1ea3i, gi\u00fap gi\u1ea3m \u0111\u1ed9 tr\u1ec5 v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang.<\/p>\n\n\n

\n
\"CDN
CDN l\u00e0 g\u00ec? V\u00ec sao website c\u1ee7a b\u1ea1n c\u1ea7n CDN ngay h\u00f4m nay?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/p>\n\n\n\n

V\u00ed d\u1ee5, n\u1ebfu m\u1ed9t ng\u01b0\u1eddi d\u00f9ng \u1edf Vi\u1ec7t Nam truy c\u1eadp v\u00e0o m\u1ed9t trang web c\u00f3 m\u00e1y ch\u1ee7 g\u1ed1c \u0111\u1eb7t t\u1ea1i M\u1ef9, n\u1ebfu kh\u00f4ng c\u00f3 CDN, d\u1eef li\u1ec7u s\u1ebd ph\u1ea3i di chuy\u1ec3n m\u1ed9t qu\u00e3ng \u0111\u01b0\u1eddng r\u1ea5t d\u00e0i. V\u1edbi CDN, b\u1ea3n sao c\u1ee7a n\u1ed9i dung s\u1ebd \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 CDN \u0111\u1eb7t t\u1ea1i ch\u00e2u \u00c1, gi\u00fap ng\u01b0\u1eddi d\u00f9ng \u1edf Vi\u1ec7t Nam truy c\u1eadp nhanh h\u01a1n nhi\u1ec1u.<\/p>\n\n\n\n

T\u00f3m l\u1ea1i, CDN ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t m\u1ea1ng l\u01b0\u1edbi ph\u00e2n ph\u1ed1i n\u1ed9i dung trung gian, gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t website, gi\u1ea3m t\u1ea3i cho m\u00e1y ch\u1ee7 g\u1ed1c, c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng, \u0111\u1ed3ng th\u1eddi t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a website tr\u01b0\u1edbc c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS<\/a>.<\/p>\n\n\n\n

<\/a>5 l\u1ee3i \u00edch c\u1ee7a CDN gi\u00fap website t\u1ea3i nhanh h\u01a1n v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n<\/strong><\/h3>\n\n\n\n

<\/a>T\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang<\/h4>\n\n\n\n

CDN l\u01b0u tr\u1eef c\u00e1c b\u1ea3n sao n\u1ed9i dung t\u0129nh c\u1ee7a website t\u1ea1i nhi\u1ec1u m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf c\u00e1c v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd kh\u00e1c nhau. Khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp, n\u1ed9i dung s\u1ebd \u0111\u01b0\u1ee3c t\u1ea3i t\u1eeb m\u00e1y ch\u1ee7 g\u1ea7n nh\u1ea5t v\u1edbi h\u1ecd, gi\u00fap gi\u1ea3m th\u1eddi gian t\u1ea3i trang \u0111\u00e1ng k\u1ec3. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng v\u1edbi c\u00e1c website c\u00f3 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng ph\u00e2n b\u1ed1 tr\u00ean to\u00e0n c\u1ea7u.<\/p>\n\n\n\n

<\/a>C\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng<\/h4>\n\n\n\n

Th\u1eddi gian t\u1ea3i trang nhanh h\u01a1n gi\u00fap n\u00e2ng cao tr\u1ea3i nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, gi\u1ea3m t\u1ef7 l\u1ec7 tho\u00e1t trang (bounce rate) v\u00e0 t\u0103ng th\u1eddi gian h\u1ecd \u1edf l\u1ea1i tr\u00ean website. M\u1ed9t tr\u1ea3i nghi\u1ec7m m\u01b0\u1ee3t m\u00e0 c\u0169ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i cao h\u01a1n, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c website th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed.<\/p>\n\n\n

\n
\"5
5 l\u1ee3i \u00edch c\u1ee7a CDN gi\u00fap website t\u1ea3i nhanh h\u01a1n v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/p>\n\n\n\n

<\/a>T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/h4>\n\n\n\n

Khi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng \u0111\u1ed9t bi\u1ebfn, ch\u1eb3ng h\u1ea1n trong c\u00e1c chi\u1ebfn d\u1ecbch qu\u1ea3ng c\u00e1o ho\u1eb7c s\u1ef1 ki\u1ec7n l\u1edbn, CDN gi\u00fap gi\u1ea3m t\u1ea3i cho m\u00e1y ch\u1ee7 g\u1ed1c b\u1eb1ng c\u00e1ch ph\u00e2n ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7 CDN kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y gi\u00fap website duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi c\u00f3 l\u01b0\u1ee3ng l\u1edbn ng\u01b0\u1eddi truy c\u1eadp c\u00f9ng l\u00fac.<\/p>\n\n\n\n

<\/a>T\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt<\/h4>\n\n\n\n

CDN cung c\u1ea5p c\u00e1c l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS (Distributed Denial of Service) ho\u1eb7c l\u1ecdc l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ed9c h\u1ea1i. M\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 CDN c\u00f2n t\u00edch h\u1ee3p ch\u1ee9ng ch\u1ec9 SSL \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i an to\u00e0n.<\/p>\n\n\n\n

<\/a>Ti\u1ebft ki\u1ec7m b\u0103ng th\u00f4ng v\u00e0 chi ph\u00ed<\/h4>\n\n\n\n

CDN gi\u1ea3m t\u1ea3i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp tr\u1ef1c ti\u1ebfp \u0111\u1ebfn m\u00e1y ch\u1ee7 g\u1ed1c, t\u1eeb \u0111\u00f3 gi\u1ea3m b\u0103ng th\u00f4ng s\u1eed d\u1ee5ng. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t m\u00e0 c\u00f2n ti\u1ebft ki\u1ec7m chi ph\u00ed v\u1eadn h\u00e0nh cho doanh nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c website c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn.<\/p>\n\n\n\n

<\/a>H\u01b0\u1edbng d\u1eabn c\u00e1ch s\u1eed d\u1ee5ng CDN cho website WordPress ch\u1ec9 v\u1edbi v\u00e0i b\u01b0\u1edbc<\/h2>\n\n\n\n

<\/a>S\u1eed d\u1ee5ng CDN c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 CDN<\/strong><\/h3>\n\n\n\n

\u0110\u00e2y l\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u01a1n v\u1ec1 hi\u1ec7u su\u1ea5t nh\u01b0ng \u0111\u00f2i h\u1ecfi b\u1ea1n c\u00f3 m\u1ed9t ch\u00fat ki\u1ebfn th\u1ee9c v\u1ec1 qu\u1ea3n tr\u1ecb DNS. Tino s\u1ebd l\u1ea5y v\u00ed d\u1ee5 v\u1edbi Cloudflare, m\u1ed9t d\u1ecbch v\u1ee5 CDN mi\u1ec5n ph\u00ed v\u00e0 ph\u1ed5 bi\u1ebfn.<\/p>\n\n\n\n

B\u01b0\u1edbc 1: <\/strong>Truy c\u1eadp trang web Cloudflare (https:\/\/www.cloudfla<\/a>r<\/a>e.com\/<\/a>) v\u00e0 t\u1ea1o m\u1ed9t t\u00e0i kho\u1ea3n mi\u1ec5n ph\u00ed.<\/p>\n\n\n\n

Sau khi \u0111\u0103ng nh\u1eadp, nh\u1eadp t\u00ean mi\u1ec1n website c\u1ee7a b\u1ea1n v\u00e0 nh\u1ea5p v\u00e0o “Continue<\/strong>“.<\/p>\n\n\n

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\"S\u1eed
S\u1eed d\u1ee5ng CDN c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 CDN<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/p>\n\n\n\n

Cloudflare s\u1ebd qu\u00e9t c\u00e1c b\u1ea3n ghi DNS hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

B\u01b0\u1edbc 2: <\/strong>Cloudflare s\u1ebd \u0111\u1ec1 ngh\u1ecb c\u00e1c g\u00f3i d\u1ecbch v\u1ee5 tr\u1ea3 ph\u00ed, nh\u01b0ng b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn g\u00f3i “Free<\/strong>” \u0111\u1ec3 b\u1eaft \u0111\u1ea7u.<\/p>\n\n\n

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\"S\u1eed
S\u1eed d\u1ee5ng CDN c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 CDN<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/p>\n\n\n\n

B\u01b0\u1edbc 3: <\/strong>Sau khi xem review, nh\u1ea5n Continue to activation. <\/strong>Cloudflare s\u1ebd hi\u1ec3n th\u1ecb c\u00e1c b\u1ea3n ghi DNS hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n v\u00e0 \u0111\u1ec1 ngh\u1ecb thay \u0111\u1ed5i ch\u00fang. B\u1ea1n c\u1ea7n \u0111\u0103ng nh\u1eadp v\u00e0o trang qu\u1ea3n l\u00fd DNS c\u1ee7a nh\u00e0 cung c\u1ea5p t\u00ean mi\u1ec1n (v\u00ed d\u1ee5: TinoHost) \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thay \u0111\u1ed5i n\u00e0y.<\/p>\n\n\n

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\"S\u1eed
S\u1eed d\u1ee5ng CDN c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 CDN<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/p>\n\n\n\n

Cloudflare s\u1ebd cung c\u1ea5p cho b\u1ea1n hai nameserver m\u1edbi (v\u00ed d\u1ee5: jaxson.ns.cloudflare.com v\u00e0 laura.ns.cloudflare.com). B\u1ea1n c\u1ea7n thay th\u1ebf c\u00e1c nameserver hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n b\u1eb1ng hai nameserver n\u00e0y trong ph\u1ea7n qu\u1ea3n l\u00fd DNS c\u1ee7a nh\u00e0 cung c\u1ea5p t\u00ean mi\u1ec1n.<\/p>\n\n\n

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\"S\u1eed
S\u1eed d\u1ee5ng CDN c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 CDN<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/p>\n\n\n\n

L\u01b0u c\u00e1c thay \u0111\u1ed5i. Qu\u00e1 tr\u00ecnh c\u1eadp nh\u1eadt DNS c\u00f3 th\u1ec3 m\u1ea5t v\u00e0i gi\u1edd \u0111\u1ec3 ho\u00e0n t\u1ea5t.<\/p>\n\n\n\n

B\u00e0i vi\u1ebft s\u1ebd thao t\u00e1c \u0111\u1ed5i DNS tr\u00ean giao di\u1ec7n Qu\u1ea3n l\u00fd DNS c\u1ee7a Tino.<\/p>\n\n\n

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\"S\u1eed
S\u1eed d\u1ee5ng CDN c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 CDN<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/p>\n\n\n\n

B\u01b0\u1edbc 4: <\/strong>Sau khi DNS \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt, b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp trang qu\u1ea3n l\u00fd Cloudflare \u0111\u1ec3 c\u1ea5u h\u00ecnh th\u00eam:<\/p>\n\n\n\n