32 / 100
Should Fix:
Avoid landing page redirects
Your page has 3 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
- http://dakhoahuutho.vn/
- https://dakhoahuutho.vn/
- http://m.dakhoahuutho.vn/
- https://m.dakhoahuutho.vn/
Show how to fix
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 1.5MiB (82% reduction).
- Compressing https://m.dakhoahuutho.vn/img/icon/tu-van-icon.png could save 326.7KiB (95% reduction).
- Compressing https://m.dakhoahuutho.vn/img/banner0.jpg could save 165.4KiB (77% reduction).
- Compressing https://m.dakhoahuutho.vn/img/banner1.jpg could save 136.8KiB (77% reduction).
- Compressing https://m.dakhoahuutho.vn/img/banner2.jpg could save 124.2KiB (73% reduction).
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- Compressing https://m.dakhoahuutho.vn/img/newspapers/viet-nam-moi.png could save 4KiB (31% reduction).
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- Compressing https://m.dakhoahuutho.vn/img/icon/icon-add.png could save 101B (38% reduction).
Show how to fix
Consider Fixing:
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
- https://www.googletagmanager.com/gtag/js?id=UA-130579732-1 (15 minutes)
- https://www.google-analytics.com/analytics.js (2 hours)
Show how to fix
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 220B (17% reduction).
- Minifying https://tuvan.dakhoahuutho.vn/js/JS5_1.css could save 220B (17% reduction) after compression.
Show how to fix
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
Optimize CSS Delivery of the following:
- https://m.dakhoahuutho.vn/css/style.css
Show how to fix
5 Passed Rules
99 / 100
Consider Fixing:
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
- The tap target
<a href="nam-khoa/" class="tieudetin">Nam Khoa</a>
is close to 2 other tap targets final.
- The tap target
<a href="nam-khoa/" class="xemthem vta">Xem thêm</a>
is close to 2 other tap targets final.
- The tap target
<a href="/cat-bao-quy-d…-cach-nao.html">Cắt bao quy đầ…bằng cách nào?</a>
is close to 1 other tap targets final.
- The tap target
<a href="tel:02367307888"></a>
and 1 others are close to other tap targets final.
- The tap target
<a href="http://tuvan.d…76998333371431"></a>
is close to 1 other tap targets final.
- The tap target
<a href="tel:02367307888">
and 1 others are close to other tap targets final.
Show how to fix
4 Passed Rules
Show details
Avoid plugins
Your page does not appear to use plugins, which would prevent content from being usable on many platforms. Learn more about the importance of avoiding plugins.
Configure the viewport
Your page specifies a viewport matching the device's size, which allows it to render properly on all devices. Learn more about configuring viewports.
Size content to viewport
The contents of your page fit within the viewport. Learn more about sizing content to the viewport.
Use legible font sizes
The text on your page is legible. Learn more about using legible font sizes.
41 / 100
Should Fix:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 1.4MiB (74% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/banner/banner2.jpg could save 282.2KiB (74% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/banner/banner1.jpg could save 251KiB (74% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/banner/banner4.jpg could save 223.1KiB (71% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content7_pic1_full.jpg could save 156.8KiB (74% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content7_pic2_full.jpg could save 92.1KiB (79% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/banner/banner3.jpg could save 76.8KiB (52% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content7_pic4_full.jpg could save 71.4KiB (81% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content7_pic3_full.jpg could save 70.4KiB (80% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content7_pic6_full.jpg could save 58.9KiB (82% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content7_pic5_full.jpg could save 54.5KiB (83% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content8_bg2.jpg could save 28.8KiB (84% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content8_bg1.jpg could save 26.6KiB (86% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/content8_bg3.jpg could save 26.2KiB (83% reduction).
- Compressing https://dakhoahuutho.vn/img/icon/l2.jpg could save 12.2KiB (65% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/icon/ic4.png could save 2.8KiB (73% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/icon/ic3.png could save 2.8KiB (74% reduction).
- Compressing https://dakhoahuutho.vn/blocks/img/icon/ic2.png could save 2.7KiB (76% reduction).
Show how to fix
Consider Fixing:
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
- https://www.google.com/maps/vt?pb=!1m4!1m3!1i16!2i52465!3i29809!1m4!1m3!1i16!2i52465!3i29810!1m4!1m3!1i16!2i52466!3i29809!1m4!1m3!1i16!2i52467!3i29809!1m4!1m3!1i16!2i52466!3i29810!1m4!1m3!1i16!2i52467!3i29810!1m4!1m3!1i16!2i52468!3i29809!1m4!1m3!1i16!2i52468!3i29810!2m3!1e0!2sm!3i457166288!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e3!12m1!5b1&client=google-maps-embed&token=56352 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52465!3i29809!4i256!2m3!1e0!2sm!3i457166112!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=126623 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52465!3i29810!4i256!2m3!1e0!2sm!3i457165932!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=100376 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52466!3i29809!4i256!2m3!1e0!2sm!3i457166268!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=85089 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52466!3i29810!4i256!2m3!1e0!2sm!3i457166268!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=39585 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52467!3i29809!4i256!2m3!1e0!2sm!3i457166268!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=15396 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52467!3i29810!4i256!2m3!1e0!2sm!3i457166268!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=100963 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52468!3i29809!4i256!2m3!1e0!2sm!3i457166268!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=76774 (5 minutes)
- https://www.google.com/maps/vt?pb=!1m5!1m4!1i16!2i52468!3i29810!4i256!2m3!1e0!2sm!3i457166268!2m39!1e2!2sspotlight!5i1!8m35!1m8!12m7!10b0!12splaceholder!19m3!1b0!2zNSw2LDI0LDQ1LDc1LDkz!3s0x0%3A0x710a1e11752b869!20e1!2m6!1s0x314219938a5cb567%3A0x710a1e11752b869!2zUGjDsm5nIEtow6FtIMSQYSBLaG9hIEjhu691IFRo4buN!4m2!3d16.036762!4d108.209668!5e0!11e11!13m13!2sa!14b1!18m6!5b0!6b0!9b0!10b0!11b0!12b1!22m3!6e2!7e3!8e2!19u14!19u29!19u50!19u53!3m9!2sen!3sUS!5e289!12m1!1e68!12m3!1e37!2m1!1ssmartmaps!4e0&client=google-maps-embed&token=31270 (5 minutes)
- https://www.googletagmanager.com/gtag/js?id=UA-130579732-1 (15 minutes)
- https://maps.googleapis.com/maps/api/js?client=google-maps-embed&paint_origin=&libraries=geometry,search&v=3.exp&language=en (30 minutes)
- https://www.google-analytics.com/analytics.js (2 hours)
Show how to fix
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 2.6KiB (18% reduction).
- Minifying https://dakhoahuutho.vn/css/animate.css could save 1.1KiB (25% reduction) after compression.
- Minifying https://dakhoahuutho.vn/css/stylepx.css could save 828B (17% reduction) after compression.
- Minifying https://dakhoahuutho.vn/css/catepage.css could save 296B (14% reduction) after compression.
- Minifying https://tuvan.dakhoahuutho.vn/js/JS5_1.css could save 220B (17% reduction) after compression.
- Minifying https://dakhoahuutho.vn/css/detail.css could save 134B (12% reduction) after compression.
- Minifying https://dakhoahuutho.vn/css/slick-theme.css could save 103B (12% reduction) after compression.
Show how to fix
Minify HTML
Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 1.5KiB (17% reduction).
- Minifying https://dakhoahuutho.vn/ could save 1.5KiB (17% reduction) after compression.
Show how to fix
Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 5.1KiB (24% reduction).
- Minifying https://dakhoahuutho.vn/js/slick.js could save 3.8KiB (26% reduction) after compression.
- Minifying https://dakhoahuutho.vn/js/wow.js could save 454B (13% reduction) after compression.
- Minifying https://dakhoahuutho.vn/js/jquery.tabslet.min.js could save 434B (30% reduction) after compression.
- Minifying https://dakhoahuutho.vn/js/script.js could save 349B (27% reduction) after compression.
- Minifying https://dakhoahuutho.vn/js/stylepx.js could save 161B (23% reduction) after compression.
Show how to fix
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
Optimize CSS Delivery of the following:
- https://dakhoahuutho.vn/css/bootstrap.css
Show how to fix
4 Passed Rules
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