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11s.vn screenshot

Report Summary

  • 86

    Performance

    Renders faster than
    89% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

11s.vn

bongdalu fun

Page Load Speed

2.7 sec in total

First Response

227 ms

Resources Loaded

2 sec

Page Rendered

492 ms

11s.vn screenshot

About Website

Welcome to 11s.vn homepage info - get ready to check 11 S best content for Vietnam right away, or after learning these important things about 11s.vn

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Visit 11s.vn

Key Findings

We analyzed 11s.vn page load time and found that the first response time was 227 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

11s.vn performance score

86

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

63/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

Network Requests Diagram

11s.vn

227 ms

style.css

323 ms

default.css

330 ms

font-awesome.css

328 ms

media-queries.css

380 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that all of those requests were addressed to 11s.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (999 ms) belongs to the original domain 11s.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 389.2 kB (40%)

Content Size

977.6 kB

After Optimization

588.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 11s.vn main page is 977.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 477.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 43.3 kB

  • Original 54.3 kB
  • After minification 54.2 kB
  • After compression 11.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 43.3 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 20.7 kB

  • Original 477.1 kB
  • After minification 456.3 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. 11 S images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 288.7 kB

  • Original 398.4 kB
  • After minification 391.5 kB
  • After compression 109.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 288.7 kB or 72% of the original size.

CSS Optimization

-76%

Potential reduce by 36.4 kB

  • Original 47.9 kB
  • After minification 46.9 kB
  • After compression 11.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. 11s.vn needs all CSS files to be minified and compressed as it can save up to 36.4 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (55%)

Requests Now

33

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 11 S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

11s.vn

11s.vn

227 ms

style.css

style.css

323 ms

default.css

default.css

330 ms

font-awesome.css

font-awesome.css

328 ms

media-queries.css

media-queries.css

380 ms

widget.css

widget.css

407 ms

shortcodes.css

shortcodes.css

695 ms

slidebox-light.css

slidebox-light.css

754 ms

jquery.min.js

jquery.min.js

784 ms

q2w3-fixed-widget.min.js

q2w3-fixed-widget.min.js

783 ms

slidebox.js

slidebox.js

785 ms

public.js

public.js

854 ms

shortcodes.js

shortcodes.js

870 ms

jquery-ui.custom.min.js

jquery-ui.custom.min.js

915 ms

superfish.js

superfish.js

945 ms

jquery.carouFredSel-6.2.1-packed.js

jquery.carouFredSel-6.2.1-packed.js

945 ms

jquery.touchSwipe.min.js

jquery.touchSwipe.min.js

911 ms

custom.js

custom.js

971 ms

wp-embed.min.js

wp-embed.min.js

999 ms

reset.css

reset.css

717 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

70 ms

arrow-up.png

arrow-up.png

221 ms

17058579496_3d1751d32d_o-520x300.jpg

17058579496_3d1751d32d_o-520x300.jpg

222 ms

16377788862_2f526311f3_o1-520x300.jpg

16377788862_2f526311f3_o1-520x300.jpg

222 ms

16452628564_91ed39788e_o-520x300.png

16452628564_91ed39788e_o-520x300.png

222 ms

18446449382_7ee621d3d9_z-520x300.jpg

18446449382_7ee621d3d9_z-520x300.jpg

223 ms

dong_phuc_van_phong_phong_cach.jpeg-520x300.jpg

dong_phuc_van_phong_phong_cach.jpeg-520x300.jpg

223 ms

0-480x300.jpg

0-480x300.jpg

346 ms

0-ATN18SMEN-2-520x300.jpg

0-ATN18SMEN-2-520x300.jpg

402 ms

unlock-iphone1-520x300.png

unlock-iphone1-520x300.png

492 ms

18415587745_2dd90f4e71_o-385x300.png

18415587745_2dd90f4e71_o-385x300.png

590 ms

bullet.png

bullet.png

649 ms

close.gif

close.gif

243 ms

ico-primary-arrow-down.png

ico-primary-arrow-down.png

483 ms

Accessibility Review

11s.vn accessibility score

80

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

11s.vn best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

11s.vn SEO score

99

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 11s.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed English language. Our system also found out that 11s.vn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

11s.vn

Open Graph data is detected on the main page of 11 S. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: