Access cctk.com.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value180 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.5 s

71/100

10%

cctk.com

849 ms

JumpCDN.net.2.JS

795 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that 50% of them (1 request) were addressed to the original Cctk.com, 50% (1 request) were made to 0. The less responsive or slowest element that took the longest time to load (849 ms) belongs to the original domain Cctk.com.

Content Size

688 B

After Optimization

409 B

In fact, the total size of Cctk.com main page is 688 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 688 B which makes up the majority of the site volume.

HTML Optimization

-41%

Potential reduce by 279 B

Original 688 B
After minification 688 B
After compression 409 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 279 B or 41% of the original size.

Requests Now

After Optimization

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

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Browser errors were logged to the console

High

Page has valid source maps

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

High

Tap targets are not sized appropriately

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 Cctk.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 Cctk.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

cctk.com

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