10.6 sec in total
1.5 sec
8.6 sec
444 ms
Click here to check amazing Kf 5 content for China. Otherwise, check out these important facts you probably never knew about kf5.com
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Visit kf5.comWe analyzed Kf5.com page load time and found that the first response time was 1.5 sec and then it took 9.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
kf5.com performance score
name
value
score
weighting
Value5.8 s
5/100
10%
Value6.3 s
11/100
25%
Value9.6 s
11/100
10%
Value310 ms
78/100
30%
Value0.01
100/100
15%
Value9.0 s
33/100
10%
1510 ms
782 ms
251 ms
744 ms
498 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 85% of them (35 requests) were addressed to the original Kf5.com, 2% (1 request) were made to Assets.kf5.com and 2% (1 request) were made to S6.cnzz.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Kf5.com.
Page size can be reduced by 479.1 kB (47%)
1.0 MB
538.4 kB
In fact, the total size of Kf5.com main page is 1.0 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. 30% of websites need less resources to load. Images take 463.1 kB which makes up the majority of the site volume.
Potential reduce by 18.0 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. This page needs HTML code to be minified as it can gain 6.2 kB, which is 27% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 18.0 kB or 77% of the original size.
Potential reduce by 25.3 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. Kf 5 images are well optimized though.
Potential reduce by 309.8 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 309.8 kB or 82% of the original size.
Potential reduce by 126.0 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. Kf5.com needs all CSS files to be minified and compressed as it can save up to 126.0 kB or 83% of the original size.
Number of requests can be reduced by 9 (25%)
36
27
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kf 5. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
kf5.com
1510 ms
www.kf5.com
782 ms
reset.css
251 ms
style.css
744 ms
font.css
498 ms
media.css
499 ms
jquery-1.11.3.js
2007 ms
jquery-ui.js
996 ms
main.js
1543 ms
jquery.bxslider.min.js
754 ms
main.js
752 ms
stat.php
1471 ms
logo-black.svg
256 ms
banner2015-12-7-blur.jpg
1485 ms
kf5-intro.gif
2974 ms
tools-sprite.png
248 ms
service-sprite.png
260 ms
avatar-logi.png
253 ms
avatar-qiniu.png
494 ms
avatar-36kr.png
510 ms
avatar-mingdao.png
511 ms
avatar-sellertool.png
511 ms
avatar-ustack.png
743 ms
yjs.png
747 ms
360.png
749 ms
mingdao.png
751 ms
sto.png
990 ms
kdweibo.png
996 ms
wenxuan.png
1002 ms
am.png
1004 ms
beisen.png
1238 ms
jinshuju.png
1246 ms
mitao.png
1254 ms
app-banner.png
2004 ms
qr-code.png
1728 ms
OpenSans-light.woff
1672 ms
kf5-website.ttf
1433 ms
stat.htm
160 ms
core.php
1114 ms
9.gif
1616 ms
app.gif
1449 ms
kf5.com accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
<html> element does not have a [lang] attribute
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
kf5.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
kf5.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kf5.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 Kf5.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.
kf5.com
Open Graph description is not detected on the main page of Kf 5. 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: