Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

com.51zpyc.com

OB欧宝体育(中国)官方网站入口

Page Load Speed

53.7 sec in total

First Response

10 sec

Resources Loaded

43.2 sec

Page Rendered

412 ms

com.51zpyc.com screenshot

About Website

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Visit com.51zpyc.com

Key Findings

We analyzed Com.51zpyc.com page load time and found that the first response time was 10 sec and then it took 43.7 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

com.51zpyc.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value19.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,200 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value27.9 s

0/100

10%

Network Requests Diagram

com.51zpyc.com

10011 ms

main.css

1043 ms

showpup.js

2842 ms

indexsearch.js

3926 ms

20141214135525380.gif

19840 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 84% of them (42 requests) were addressed to the original Com.51zpyc.com, 4% (2 requests) were made to Znsv.baidu.com and 2% (1 request) were made to 51zpyc.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Com.51zpyc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 188.8 kB (74%)

Content Size

254.9 kB

After Optimization

66.1 kB

In fact, the total size of Com.51zpyc.com main page is 254.9 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. 20% of websites need less resources to load. HTML takes 102.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 89.2 kB

  • Original 102.4 kB
  • After minification 85.6 kB
  • After compression 13.2 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 16.8 kB, which is 16% 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 89.2 kB or 87% of the original size.

Image Optimization

-41%

Potential reduce by 27.3 kB

  • Original 66.5 kB
  • After minification 39.2 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, Com 51 Zpyc needs image optimization as it can save up to 27.3 kB or 41% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-84%

Potential reduce by 62.2 kB

  • Original 73.9 kB
  • After minification 71.9 kB
  • After compression 11.7 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 62.2 kB or 84% of the original size.

CSS Optimization

-84%

Potential reduce by 10.1 kB

  • Original 12.1 kB
  • After minification 9.3 kB
  • After compression 2.0 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. Com.51zpyc.com needs all CSS files to be minified and compressed as it can save up to 10.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (36%)

Requests Now

44

After Optimization

28

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Com 51 Zpyc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

com.51zpyc.com accessibility score

64

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

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

com.51zpyc.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

com.51zpyc.com 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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Com.51zpyc.com 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 Com.51zpyc.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Com 51 Zpyc. 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: