Tools & Wizards About Us
cmpscience.com screenshot

Report Summary

  • 0

    Performance

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

cmpscience.com

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Page Load Speed

27.1 sec in total

First Response

1.4 sec

Resources Loaded

25.4 sec

Page Rendered

325 ms

cmpscience.com screenshot

About Website

Visit cmpscience.com now to see the best up-to-date Cmpscience content and also check out these interesting facts you probably never knew about cmpscience.com

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Visit cmpscience.com

Key Findings

We analyzed Cmpscience.com page load time and found that the first response time was 1.4 sec and then it took 25.7 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

cmpscience.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value7.5 s

27/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0.165

72/100

15%

TTI (Time to Interactive)

Value9.6 s

29/100

10%

Network Requests Diagram

cmpscience.com

1394 ms

forum.php

1341 ms

style_1_common.css

1981 ms

style_1_forum_index.css

2065 ms

style.css

2127 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 68% of them (26 requests) were addressed to the original Cmpscience.com, 8% (3 requests) were made to Tcss.qq.com and 3% (1 request) were made to J.wit.qq.com. The less responsive or slowest element that took the longest time to load (15.5 sec) belongs to the original domain Cmpscience.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.5 kB (60%)

Content Size

303.0 kB

After Optimization

122.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cmpscience.com main page is 303.0 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. 25% of websites need less resources to load. Javascripts take 121.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 52.0 kB

  • Original 64.3 kB
  • After minification 64.2 kB
  • After compression 12.3 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 52.0 kB or 81% of the original size.

Image Optimization

-12%

Potential reduce by 6.9 kB

  • Original 56.7 kB
  • After minification 49.8 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, Cmpscience needs image optimization as it can save up to 6.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 75.3 kB

  • Original 121.6 kB
  • After minification 106.2 kB
  • After compression 46.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 75.3 kB or 62% of the original size.

CSS Optimization

-77%

Potential reduce by 46.4 kB

  • Original 60.4 kB
  • After minification 58.5 kB
  • After compression 14.0 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. Cmpscience.com needs all CSS files to be minified and compressed as it can save up to 46.4 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (49%)

Requests Now

35

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cmpscience. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cmpscience.com

cmpscience.com

1394 ms

forum.php

forum.php

1341 ms

style_1_common.css

style_1_common.css

1981 ms

style_1_forum_index.css

style_1_forum_index.css

2065 ms

style.css

style.css

2127 ms

common.js

common.js

7125 ms

forum.js

forum.js

3150 ms

logging.js

logging.js

2895 ms

crystal2.js

crystal2.js

943 ms

ping.js

ping.js

716 ms

stat.php

stat.php

1779 ms

discuz_tips.js

discuz_tips.js

687 ms

logo.png

logo.png

760 ms

bgimg.jpg

bgimg.jpg

15539 ms

498 ms

qq_login.gif

qq_login.gif

1414 ms

collapsed_no.gif

collapsed_no.gif

988 ms

forum.gif

forum.gif

1005 ms

kxlogo.png

kxlogo.png

1950 ms

nklogo.png

nklogo.png

1742 ms

px.png

px.png

1897 ms

pn.png

pn.png

2367 ms

nv.png

nv.png

2662 ms

qmenu.png

qmenu.png

2606 ms

nv_a.png

nv_a.png

2687 ms

search.png

search.png

3315 ms

arrwd.gif

arrwd.gif

3347 ms

pt_item.png

pt_item.png

3470 ms

chart.png

chart.png

14756 ms

titlebg.png

titlebg.png

4015 ms

toss_1.gif

toss_1.gif

247 ms

Njk0OTQ4Nw==.js

Njk0OTQ4Nw==.js

586 ms

stat.htm

stat.htm

258 ms

core.php

core.php

1016 ms

9.gif

9.gif

1842 ms

pic.gif

pic.gif

834 ms

scrolltop.png

scrolltop.png

3240 ms

app.gif

app.gif

3876 ms

Accessibility Review

cmpscience.com accessibility score

73

Accessibility Issues

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

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

cmpscience.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

cmpscience.com SEO score

85

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

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

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cmpscience.com 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 Cmpscience.com main page’s claimed encoding is gbk. 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

cmpscience.com

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