Tools & Wizards About Us

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

yunsms.cn

云短信网-专业提供企业、政务短信平台、短信接口、106短信群发等服务。

Page Load Speed

10.7 sec in total

First Response

635 ms

Resources Loaded

9.7 sec

Page Rendered

349 ms

About Website

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

云短信网是一家专业、优质、高效的云短信平台品牌服务商，面向企业、事业、政府、行政单位和个人提供短信平台、短信接口和106短信群发等服务，拥有专业的技术、优质的服务和高效的短信通道，短信发送成功计费，并提供免费试用。专业运营9年，服务数万家客户。

Visit yunsms.cn

Key Findings

We analyzed Yunsms.cn page load time and found that the first response time was 635 ms and then it took 10.1 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

yunsms.cn performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value12.1 s

3/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

yunsms.cn

635 ms

www.yunsms.cn

2175 ms

style.css

594 ms

logo.png

699 ms

kf400.png

703 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 88% of them (72 requests) were addressed to the original Yunsms.cn, 4% (3 requests) were made to Captcha.gtimg.com and 2% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Yunsms.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 43.7 kB (6%)

Content Size

765.8 kB

After Optimization

722.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yunsms.cn main page is 765.8 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. 40% of websites need less resources to load. Images take 379.7 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 17.0 kB

  • Original 24.0 kB
  • After minification 24.0 kB
  • After compression 7.0 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 17.0 kB or 71% of the original size.

Image Optimization

-4%

Potential reduce by 14.2 kB

  • Original 379.7 kB
  • After minification 365.5 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. Yunsms images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 11.7 kB

  • Original 351.8 kB
  • After minification 346.3 kB
  • After compression 340.1 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.

CSS Optimization

-8%

Potential reduce by 800 B

  • Original 10.3 kB
  • After minification 10.3 kB
  • After compression 9.5 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. Yunsms.cn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (26%)

Requests Now

80

After Optimization

59

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yunsms. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

yunsms.cn accessibility score

88

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

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

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

yunsms.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

Page has valid source maps

SEO Factors

yunsms.cn SEO score

69

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

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 Yunsms.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 Yunsms.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 Yunsms. 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: