Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

Page Load Speed

22.7 sec in total

First Response

1.4 sec

Resources Loaded

20.9 sec

Page Rendered

351 ms

51scly.cn screenshot

About Website

Visit 51scly.cn now to see the best up-to-date 51 Scly content and also check out these interesting facts you probably never knew about 51scly.cn

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Key Findings

We analyzed 51scly.cn page load time and found that the first response time was 1.4 sec and then it took 21.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

51scly.cn performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value920 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.164

72/100

15%

TTI (Time to Interactive)

Value15.1 s

7/100

10%

Network Requests Diagram

51scly.cn

1443 ms

base.css

4912 ms

jquery.tools.min.js

7163 ms

index.css

5343 ms

newsScroll.js

6258 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 38% of them (16 requests) were addressed to the original 51scly.cn, 62% (26 requests) were made to Weixinguanjia.cn. The less responsive or slowest element that took the longest time to load (12.3 sec) relates to the external source Weixinguanjia.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 113.2 kB (46%)

Content Size

246.1 kB

After Optimization

133.0 kB

In fact, the total size of 51scly.cn main page is 246.1 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 144.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 11.5 kB

  • Original 15.0 kB
  • After minification 13.8 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 11.5 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 1.8 kB

  • Original 79.3 kB
  • After minification 77.5 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. 51 Scly images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 94.7 kB

  • Original 144.5 kB
  • After minification 142.5 kB
  • After compression 49.8 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 94.7 kB or 66% of the original size.

CSS Optimization

-69%

Potential reduce by 5.1 kB

  • Original 7.4 kB
  • After minification 6.9 kB
  • After compression 2.3 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. 51scly.cn needs all CSS files to be minified and compressed as it can save up to 5.1 kB or 69% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (49%)

Requests Now

41

After Optimization

21

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51 Scly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

51scly.cn accessibility score

80

Accessibility Issues

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

51scly.cn best practices score

67

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

51scly.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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51scly.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 51scly.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 51 Scly. 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: