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28404.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

28404.com

28404.com，28404.com域名出售

Page Load Speed

21.6 sec in total

First Response

4.5 sec

Resources Loaded

16.8 sec

Page Rendered

272 ms

28404.com screenshot

About Website

Click here to check amazing 28404 content. Otherwise, check out these important facts you probably never knew about 28404.com

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Key Findings

We analyzed 28404.com page load time and found that the first response time was 4.5 sec and then it took 17.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

28404.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.6 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.6 s

100/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.6 s

100/100

10%

Network Requests Diagram

28404.com

4538 ms

www.28404.com

1990 ms

css.css

4231 ms

pc.js

511 ms

stat.php

3432 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 50% of them (5 requests) were addressed to the original 28404.com, 10% (1 request) were made to S11.cnzz.com and 10% (1 request) were made to Oz.cnzz.com. The less responsive or slowest element that took the longest time to load (4.5 sec) belongs to the original domain 28404.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 32.3 kB (74%)

Content Size

43.7 kB

After Optimization

11.4 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of 28404.com main page is 43.7 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. CSS take 18.7 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 10.3 kB

  • Original 13.7 kB
  • After minification 13.3 kB
  • After compression 3.4 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 10.3 kB or 75% of the original size.

JavaScript Optimization

-64%

Potential reduce by 7.3 kB

  • Original 11.3 kB
  • After minification 11.2 kB
  • After compression 4.0 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 7.3 kB or 64% of the original size.

CSS Optimization

-79%

Potential reduce by 14.7 kB

  • Original 18.7 kB
  • After minification 17.0 kB
  • After compression 4.0 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. 28404.com needs all CSS files to be minified and compressed as it can save up to 14.7 kB or 79% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 28404. According to our analytics all requests are already optimized.

Network Requests Diagram

28404.com

28404.com

4538 ms

www.28404.com

www.28404.com

1990 ms

css.css

css.css

4231 ms

pc.js

pc.js

511 ms

stat.php

stat.php

3432 ms

sobar2.gif

sobar2.gif

1840 ms

stat.htm

stat.htm

535 ms

core.php

core.php

1016 ms

9.gif

9.gif

1101 ms

app.gif

app.gif

939 ms

Accessibility Review

28404.com accessibility score

55

Accessibility Issues

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

28404.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

28404.com SEO score

100

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 28404.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that 28404.com 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

28404.com

Open Graph description is not detected on the main page of 28404. 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: