Tools & Wizards About Us
comps.cn screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    74% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

Page Load Speed

78.8 sec in total

First Response

17.9 sec

Resources Loaded

60.4 sec

Page Rendered

482 ms

comps.cn screenshot

About Website

Click here to check amazing Comps content. Otherwise, check out these important facts you probably never knew about comps.cn

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Key Findings

We analyzed Comps.cn page load time and found that the first response time was 17.9 sec and then it took 60.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

comps.cn performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

comps.cn

17910 ms

global.css

774 ms

jquery.js

916 ms

lazyload.js

796 ms

switchable.js

909 ms

Our browser made a total of 232 requests to load all elements on the main page. We found that 42% of them (97 requests) were addressed to the original Comps.cn, 23% (54 requests) were made to Am2.8610.org and 22% (50 requests) were made to Am1.8610.org. The less responsive or slowest element that took the longest time to load (19.6 sec) belongs to the original domain Comps.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 483.7 kB (45%)

Content Size

1.1 MB

After Optimization

594.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Comps.cn main page is 1.1 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. 60% of websites need less resources to load. Images take 587.3 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 224.4 kB

  • Original 255.4 kB
  • After minification 240.8 kB
  • After compression 31.0 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 224.4 kB or 88% of the original size.

Image Optimization

-18%

Potential reduce by 108.4 kB

  • Original 587.3 kB
  • After minification 478.9 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. Obviously, Comps needs image optimization as it can save up to 108.4 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 118.3 kB

  • Original 194.2 kB
  • After minification 172.8 kB
  • After compression 76.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 118.3 kB or 61% of the original size.

CSS Optimization

-79%

Potential reduce by 32.6 kB

  • Original 41.1 kB
  • After minification 39.0 kB
  • After compression 8.5 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. Comps.cn needs all CSS files to be minified and compressed as it can save up to 32.6 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 127 (56%)

Requests Now

228

After Optimization

101

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 228 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Comps. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 70 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

comps.cn

comps.cn

17910 ms

global.css

global.css

774 ms

jquery.js

jquery.js

916 ms

lazyload.js

lazyload.js

796 ms

switchable.js

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909 ms

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822 ms

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941 ms

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1444 ms

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1560 ms

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19555 ms

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Accessibility Review

comps.cn accessibility score

55

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

comps.cn best practices score

50

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

Browser errors were logged to the console

SEO Factors

comps.cn SEO score

62

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

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 Comps.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 Comps.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

comps.cn

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