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Report Summary

About Website

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

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name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

cooltuku.com

560 ms

www.cooltuku.com

652 ms

style.css

145 ms

css.css

147 ms

list.css

165 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 37% of them (13 requests) were addressed to the original Cooltuku.com, 60% (21 requests) were made to Pic.cooltuku.com and 3% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Pic.cooltuku.com.

Content Size

875.6 kB

After Optimization

783.3 kB

In fact, the total size of Cooltuku.com main page is 875.6 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 796.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 40.1 kB

Original 50.4 kB
After minification 47.5 kB
After compression 10.3 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 40.1 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 29.8 kB

Original 796.3 kB
After minification 766.4 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. Cooltuku images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 2.2 kB

Original 3.3 kB
After minification 3.3 kB
After compression 1.1 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 2.2 kB or 67% of the original size.

CSS Optimization

-79%

Potential reduce by 20.1 kB

Original 25.5 kB
After minification 21.9 kB
After compression 5.4 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. Cooltuku.com needs all CSS files to be minified and compressed as it can save up to 20.1 kB or 79% 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 Cooltuku. According to our analytics all requests are already optimized.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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

GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cooltuku.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 Cooltuku.com main page’s claimed encoding is gb2312. 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

cooltuku.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

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)