Tools & Wizards About Us
un5.cn screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

un5.cn

un5.cn域名出售

Page Load Speed

33.5 sec in total

First Response

4.1 sec

Resources Loaded

29 sec

Page Rendered

306 ms

un5.cn screenshot

About Website

Welcome to un5.cn homepage info - get ready to check Un 5 best content for China right away, or after learning these important things about un5.cn

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Visit un5.cn

Key Findings

We analyzed Un5.cn page load time and found that the first response time was 4.1 sec and then it took 29.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

un5.cn performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value3.1 s

92/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

un5.cn

4114 ms

jquery.min.js

5074 ms

jquery-2.1.4.min.js

5034 ms

common.js

2074 ms

common.css

2070 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 72% of them (26 requests) were addressed to the original Un5.cn, 6% (2 requests) were made to S4.cnzz.com and 6% (2 requests) were made to Oz.cnzz.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Un5.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 177.1 kB (61%)

Content Size

288.9 kB

After Optimization

111.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Un5.cn main page is 288.9 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. Javascripts take 201.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 16.1 kB

  • Original 20.1 kB
  • After minification 13.8 kB
  • After compression 4.0 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. This page needs HTML code to be minified as it can gain 6.3 kB, which is 31% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 16.1 kB or 80% of the original size.

Image Optimization

-39%

Potential reduce by 22.4 kB

  • Original 57.5 kB
  • After minification 35.1 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, Un 5 needs image optimization as it can save up to 22.4 kB or 39% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 130.8 kB

  • Original 201.7 kB
  • After minification 201.7 kB
  • After compression 70.9 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 130.8 kB or 65% of the original size.

CSS Optimization

-81%

Potential reduce by 7.8 kB

  • Original 9.7 kB
  • After minification 5.7 kB
  • After compression 1.9 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. Un5.cn needs all CSS files to be minified and compressed as it can save up to 7.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (37%)

Requests Now

30

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Un 5. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

un5.cn

un5.cn

4114 ms

jquery.min.js

jquery.min.js

5074 ms

jquery-2.1.4.min.js

jquery-2.1.4.min.js

5034 ms

common.js

common.js

2074 ms

common.css

common.css

2070 ms

index.css

index.css

2205 ms

z_stat.php

z_stat.php

1223 ms

z_stat.php

z_stat.php

2936 ms

main_c_bg.gif

main_c_bg.gif

19791 ms

logo.png

logo.png

12982 ms

B1.jpg

B1.jpg

12882 ms

nav_bg.gif

nav_bg.gif

517 ms

process_web.jpg

process_web.jpg

3542 ms

process_ads.jpg

process_ads.jpg

2300 ms

index_fl.gif

index_fl.gif

8236 ms

37wan.jpg

37wan.jpg

11461 ms

qne.jpg

qne.jpg

5537 ms

9377map.jpg

9377map.jpg

10592 ms

pp.jpg

pp.jpg

14259 ms

shuang11.jpg

shuang11.jpg

14493 ms

sb.jpg

sb.jpg

19786 ms

teng.jpg

teng.jpg

14557 ms

tzbm.jpg

tzbm.jpg

19785 ms

index.php

index.php

15824 ms

reg_ico.gif

reg_ico.gif

17775 ms

index.php

index.php

17501 ms

blank.gif

blank.gif

16335 ms

foot.gif

foot.gif

19138 ms

stat.htm

stat.htm

238 ms

core.php

core.php

2011 ms

9.gif

9.gif

883 ms

stat.htm

stat.htm

171 ms

core.php

core.php

470 ms

9.gif

9.gif

830 ms

app.gif

app.gif

3919 ms

app.gif

app.gif

2084 ms

Accessibility Review

un5.cn accessibility score

66

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

un5.cn best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

un5.cn SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Un5.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 Un5.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

un5.cn

Open Graph description is not detected on the main page of Un 5. 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: