Tools & Wizards About Us

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

wdlinux.cn

WDlinux致力于Linux服务器应用解决方案,架构,优化,CDN加速管理系统,CDN软件,CDN解决方案,免费智能DNS解析系统,DNS软件,智能DNS解决方案,负载均衡,集群分流

Page Load Speed

6.5 sec in total

First Response

1.5 sec

Resources Loaded

4.7 sec

Page Rendered

342 ms

About Website

Click here to check amazing W Dlinux content for China. Otherwise, check out these important facts you probably never knew about wdlinux.cn

Linux服务器架构,性能优化.免费CDN加速系统,CDN软件,免费智能DNS解析系统,DNS软件,负载均衡,集群分流 wdlinux,wdcp,wdcdn,wddns,cdn,免费CDN系统，多节点CDN,CDN部署，负载均衡LVS，智能DNS，集群分流

Visit wdlinux.cn

Key Findings

We analyzed Wdlinux.cn page load time and found that the first response time was 1.5 sec and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

wdlinux.cn performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

80/100

25%

SI (Speed Index)

Value5.3 s

57/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

wdlinux.cn

1503 ms

wdlinux.cn

968 ms

Linux.css

240 ms

fun.js

470 ms

bg_header.png

232 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that all of those requests were addressed to Wdlinux.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Wdlinux.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 209.3 kB (63%)

Content Size

331.6 kB

After Optimization

122.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wdlinux.cn main page is 331.6 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. 15% of websites need less resources to load. Images take 309.6 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 15.8 kB

  • Original 20.6 kB
  • After minification 19.9 kB
  • After compression 4.7 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 15.8 kB or 77% of the original size.

Image Optimization

-62%

Potential reduce by 193.2 kB

  • Original 309.6 kB
  • After minification 116.4 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. Obviously, W Dlinux needs image optimization as it can save up to 193.2 kB or 62% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-26%

Potential reduce by 46 B

  • Original 180 B
  • After minification 145 B
  • After compression 134 B

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 46 B or 26% of the original size.

CSS Optimization

-20%

Potential reduce by 261 B

  • Original 1.3 kB
  • After minification 1.3 kB
  • After compression 1.0 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. Wdlinux.cn needs all CSS files to be minified and compressed as it can save up to 261 B or 20% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

18

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of W Dlinux. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

wdlinux.cn accessibility score

60

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

wdlinux.cn best practices score

58

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

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

wdlinux.cn SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wdlinux.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Wdlinux.cn 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

Open Graph description is not detected on the main page of W Dlinux. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: