Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

2550888.cn

博鱼体育 | 首页

Page Load Speed

69.9 sec in total

First Response

6.7 sec

Resources Loaded

62.3 sec

Page Rendered

861 ms

2550888.cn screenshot

About Website

Click here to check amazing 2550888 content for China. Otherwise, check out these important facts you probably never knew about 2550888.cn

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Key Findings

We analyzed 2550888.cn page load time and found that the first response time was 6.7 sec and then it took 63.2 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. Unfortunately, there were 49 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

2550888.cn performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value20.1 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value1,090 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.164

72/100

15%

TTI (Time to Interactive)

Value16.2 s

6/100

10%

Network Requests Diagram

2550888.cn

6725 ms

public.css

13050 ms

jquery.min.js

20196 ms

jquery.easing.1.3.js

20197 ms

jquery.lightbox-0.5.js

8459 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 94% of them (103 requests) were addressed to the original 2550888.cn, 1% (1 request) were made to S95.cnzz.com and 1% (1 request) were made to Oz.cnzz.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain 2550888.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 341.4 kB (44%)

Content Size

769.0 kB

After Optimization

427.6 kB

In fact, the total size of 2550888.cn main page is 769.0 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 368.6 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 39.9 kB

  • Original 47.2 kB
  • After minification 41.5 kB
  • After compression 7.3 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 5.7 kB, which is 12% 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 39.9 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 24.1 kB

  • Original 368.6 kB
  • After minification 344.5 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. 2550888 images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 122.4 kB

  • Original 171.1 kB
  • After minification 145.1 kB
  • After compression 48.7 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 122.4 kB or 72% of the original size.

CSS Optimization

-85%

Potential reduce by 155.0 kB

  • Original 182.1 kB
  • After minification 146.1 kB
  • After compression 27.1 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. 2550888.cn needs all CSS files to be minified and compressed as it can save up to 155.0 kB or 85% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

58

After Optimization

58

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 2550888. According to our analytics all requests are already optimized.

Accessibility Review

2550888.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

2550888.cn best practices score

75

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

Page has valid source maps

SEO Factors

2550888.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

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 2550888.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 2550888.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 2550888. 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: