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aboutus.uc523.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

aboutus.uc523.com

UC8|UC8体育|UC体育|UCBet|UCsports,UEDbet的全新升级品牌,德甲奥格斯堡官方合作伙伴；游戏涵盖体育、真人、电子 、棋牌、彩票、电子竞技等

Page Load Speed

4.2 sec in total

First Response

1.1 sec

Resources Loaded

3.1 sec

Page Rendered

95 ms

aboutus.uc523.com screenshot

About Website

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Key Findings

We analyzed Aboutus.uc523.com page load time and found that the first response time was 1.1 sec and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

aboutus.uc523.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

14/100

10%

LCP (Largest Contentful Paint)

Value18.7 s

0/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value2,850 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value18.9 s

3/100

10%

Network Requests Diagram

aboutus.uc523.com

1079 ms

chunk-vendors.fedbb2f2.css

354 ms

app.57b1c6b8.css

864 ms

geetest.js

505 ms

boc.js

513 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 53% of them (10 requests) were addressed to the original Aboutus.uc523.com, 16% (3 requests) were made to Gstatic.com and 11% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Aboutus.uc523.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 17.7 kB (1%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aboutus.uc523.com main page is 1.3 MB. 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 8.1 kB

  • Original 12.2 kB
  • After minification 12.2 kB
  • After compression 4.1 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 8.1 kB or 66% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.0 kB
  • After minification 2.0 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. Aboutus Uc 523 images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 6.8 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 1.1 MB

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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 2.8 kB

  • Original 117.0 kB
  • After minification 117.0 kB
  • After compression 114.2 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. Aboutus.uc523.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (69%)

Requests Now

16

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aboutus Uc 523. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

aboutus.uc523.com

aboutus.uc523.com

1079 ms

chunk-vendors.fedbb2f2.css

chunk-vendors.fedbb2f2.css

354 ms

app.57b1c6b8.css

app.57b1c6b8.css

864 ms

geetest.js

geetest.js

505 ms

boc.js

boc.js

513 ms

video.min.js

video.min.js

1200 ms

videojs-contrib-hls.min.js

videojs-contrib-hls.min.js

746 ms

js

js

67 ms

js

js

100 ms

iframe.js

iframe.js

55 ms

firebase-app.js

firebase-app.js

27 ms

firebase-auth.js

firebase-auth.js

104 ms

firebase-analytics.js

firebase-analytics.js

37 ms

ga.min.js

ga.min.js

1158 ms

chunk-vendors.73c09796.js

chunk-vendors.73c09796.js

1937 ms

app.8f38865b.js

app.8f38865b.js

1594 ms

launch-1125x2436.png

launch-1125x2436.png

891 ms

iframe.js

iframe.js

14 ms

css

css

28 ms

Accessibility Review

aboutus.uc523.com accessibility score

52

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

aboutus.uc523.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

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

Missing source maps for large first-party JavaScript

SEO Factors

aboutus.uc523.com SEO score

85

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Aboutus.uc523.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 Aboutus.uc523.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

aboutus.uc523.com

Open Graph description is not detected on the main page of Aboutus Uc 523. 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: