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About Website

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

酷喃｜coolnull | 分享快乐记录成长

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.1 s

99/100

10%

coolnull.com

4694 ms

style.css

7529 ms

jquery.js

9303 ms

wp-code-highlight.css

6724 ms

wp-code-highlight.js

5080 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 7% of them (1 request) were addressed to the original Coolnull.com, 67% (10 requests) were made to Static.coolnull.com and 13% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (9.3 sec) relates to the external source Static.coolnull.com.

Content Size

436.8 kB

After Optimization

217.1 kB

In fact, the total size of Coolnull.com main page is 436.8 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. 20% of websites need less resources to load. Javascripts take 165.0 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 26.0 kB

Original 32.8 kB
After minification 32.1 kB
After compression 6.8 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 26.0 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 8.2 kB

Original 141.9 kB
After minification 133.7 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. Coolnull images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 106.5 kB

Original 165.0 kB
After minification 163.2 kB
After compression 58.4 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 106.5 kB or 65% of the original size.

CSS Optimization

-81%

Potential reduce by 79.1 kB

Original 97.2 kB
After minification 89.6 kB
After compression 18.1 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. Coolnull.com needs all CSS files to be minified and compressed as it can save up to 79.1 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coolnull. According to our analytics all requests are already optimized.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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/).

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 Coolnull.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 Coolnull.com 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

coolnull.com

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

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Performance

Accessibility

Best Practices

SEO

酷喃｜coolnull – 分享 快乐 记录 成长

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)