Tools & Wizards About Us

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

ctyun.cn

中国电信-天翼云,云网融合,安全可信,专享定制

Page Load Speed

10.3 sec in total

First Response

840 ms

Resources Loaded

8.7 sec

Page Rendered

777 ms

About Website

Visit ctyun.cn now to see the best up-to-date Ctyun content for China and also check out these interesting facts you probably never knew about ctyun.cn

天翼云是中国电信旗下一家科技型、平台型、服务型公司，以"云网融合、安全可信、专享定制"三大优势向客户提供公有云、私有云、专属云、混合云、边缘云、全栈云服务，满足政府及企业数字化转型需求。

Visit ctyun.cn

Key Findings

We analyzed Ctyun.cn page load time and found that the first response time was 840 ms and then it took 9.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

ctyun.cn performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value440 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.088

93/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

ctyun.cn

840 ms

www.ctyun.cn

1837 ms

base.min.js

603 ms

ctcloud-track.min.js

627 ms

app.483ad04.css

662 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that all of those requests were addressed to Ctyun.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Ctyun.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 766.4 kB (15%)

Content Size

5.1 MB

After Optimization

4.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Ctyun.cn main page is 5.1 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. 50% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 627.7 kB

  • Original 808.6 kB
  • After minification 791.3 kB
  • After compression 180.9 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 627.7 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 137.9 kB

  • Original 4.2 MB
  • After minification 4.1 MB

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. Ctyun images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 792 B

  • Original 24.1 kB
  • After minification 24.1 kB
  • After compression 23.3 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 36 (39%)

Requests Now

93

After Optimization

57

  • Images
  • JavaScript
  • CSS

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ctyun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ctyun.cn accessibility score

54

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

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

ctyun.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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

ctyun.cn SEO score

91

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Ctyun.cn 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 Ctyun.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 data is detected on the main page of Ctyun. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: