Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

user-agent.cn

user agent在线检测_查看android、微信、chrome等浏览器user agent_浏览器ua大全

Page Load Speed

5.5 sec in total

First Response

1.7 sec

Resources Loaded

3.5 sec

Page Rendered

311 ms

user-agent.cn screenshot

About Website

Welcome to user-agent.cn homepage info - get ready to check User Agent best content right away, or after learning these important things about user-agent.cn

访问user-agent.cn,即可轻松查看您所使用的浏览器的user agent,查看百度等搜索引擎快照,也可查看各大搜索引擎爬虫的user agent。后期将推出user agent模拟工具,汇总user agent大全。

Visit user-agent.cn

Key Findings

We analyzed User-agent.cn page load time and found that the first response time was 1.7 sec and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

user-agent.cn performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

user-agent.cn

1696 ms

welcome.png

1831 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to User-agent.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain User-agent.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 215 B (0%)

Content Size

185.6 kB

After Optimization

185.4 kB

In fact, the total size of User-agent.cn main page is 185.6 kB. This result falls within a big category (top 100 000) of medium weight web pages. Only a small number of websites need less resources to load. Images take 184.9 kB which makes up the majority of the site volume.

HTML Optimization

-33%

Potential reduce by 215 B

  • Original 652 B
  • After minification 651 B
  • After compression 437 B

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 215 B or 33% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 184.9 kB
  • After minification 184.9 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. User Agent images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of User Agent. According to our analytics all requests are already optimized.

Accessibility Review

user-agent.cn accessibility score

91

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

user-agent.cn 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

Serves images with low resolution

SEO Factors

user-agent.cn SEO score

67

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise User-agent.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 User-agent.cn main page’s claimed encoding is iso-8859-1. 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 User Agent. 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: