Tools & Wizards About Us
chinasensor.cn screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

chinasensor.cn

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Page Load Speed

4.3 sec in total

First Response

278 ms

Resources Loaded

4 sec

Page Rendered

68 ms

chinasensor.cn screenshot

About Website

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

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Visit chinasensor.cn

Key Findings

We analyzed Chinasensor.cn page load time and found that the first response time was 278 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

chinasensor.cn performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

95/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

92/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

error.html

278 ms

myjq.min.js

467 ms

bootstrap.css

708 ms

bootstrap.min.js

477 ms

error-bg-new.png

512 ms

Our browser made a total of 6 requests to load all elements on the main page. We found that 83% of them (5 requests) were addressed to the original Chinasensor.cn, 17% (1 request) were made to 72dns.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source 72dns.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.6 kB (7%)

Content Size

129.9 kB

After Optimization

121.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chinasensor.cn main page is 129.9 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. Images take 64.3 kB which makes up the majority of the site volume.

HTML Optimization

-52%

Potential reduce by 1.5 kB

  • Original 2.8 kB
  • After minification 2.8 kB
  • After compression 1.3 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. 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 1.5 kB or 52% of the original size.

Image Optimization

-9%

Potential reduce by 6.0 kB

  • Original 64.3 kB
  • After minification 58.3 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. Chinasensor images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 42.3 kB
  • After minification 42.3 kB
  • After compression 42.3 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.

CSS Optimization

-5%

Potential reduce by 1.1 kB

  • Original 20.5 kB
  • After minification 20.5 kB
  • After compression 19.4 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. Chinasensor.cn has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chinasensor. According to our analytics all requests are already optimized.

Network Requests Diagram

error.html

error.html

278 ms

myjq.min.js

myjq.min.js

467 ms

bootstrap.css

bootstrap.css

708 ms

bootstrap.min.js

bootstrap.min.js

477 ms

error-bg-new.png

error-bg-new.png

512 ms

getagentinfo.aspx

getagentinfo.aspx

1467 ms

Accessibility Review

chinasensor.cn accessibility score

55

Accessibility Issues

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

chinasensor.cn best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

chinasensor.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

robots.txt is not valid

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chinasensor.cn 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 Chinasensor.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

chinasensor.cn

Open Graph description is not detected on the main page of Chinasensor. 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: