11.4 sec in total
2.6 sec
8.6 sec
278 ms
Welcome to zb.badaling.com.cn homepage info - get ready to check Zb Badaling best content for China right away, or after learning these important things about zb.badaling.com.cn
当前c建站-北京延庆经济开发区-99-22年记录
Visit zb.badaling.com.cnWe analyzed Zb.badaling.com.cn page load time and found that the first response time was 2.6 sec and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
zb.badaling.com.cn performance score
name
value
score
weighting
Value2.7 s
60/100
10%
Value3.3 s
71/100
25%
Value4.2 s
78/100
10%
Value10 ms
100/100
30%
Value0.447
20/100
15%
Value2.9 s
96/100
10%
2573 ms
799 ms
1200 ms
806 ms
804 ms
Our browser made a total of 23 requests to load all elements on the main page. We found that 83% of them (19 requests) were addressed to the original Zb.badaling.com.cn, 9% (2 requests) were made to Dcs.conac.cn and 4% (1 request) were made to Recv1.conac.cn. The less responsive or slowest element that took the longest time to load (3.8 sec) relates to the external source Recv1.conac.cn.
Page size can be reduced by 23.3 kB (46%)
50.4 kB
27.1 kB
In fact, the total size of Zb.badaling.com.cn main page is 50.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 20.9 kB which makes up the majority of the site volume.
Potential reduce by 14.4 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 2.7 kB, which is 14% 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 14.4 kB or 75% of the original size.
Potential reduce by 796 B
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. Zb Badaling images are well optimized though.
Potential reduce by 1.8 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 1.8 kB or 71% of the original size.
Potential reduce by 6.3 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. Zb.badaling.com.cn needs all CSS files to be minified and compressed as it can save up to 6.3 kB or 82% of the original size.
Number of requests can be reduced by 6 (29%)
21
15
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zb Badaling. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
zb.badaling.com.cn
2573 ms
back2.gif
799 ms
page.css
1200 ms
webreport.js
806 ms
o.gif
804 ms
logo1.GIF
1289 ms
yonghu.gif
798 ms
image.jsp
810 ms
denglu.gif
800 ms
newsa.gif
1593 ms
newspic2.gif
1995 ms
newspic4.gif
1599 ms
bookopen.gif
819 ms
ico6.gif
817 ms
ti.gif
1728 ms
ico2.gif
1981 ms
downline.gif
1204 ms
logo3_1_1.jpg
2288 ms
logo2.jpg
1166 ms
CA010180000604363080000.js
2089 ms
gs.gif
3775 ms
gs.gif
1231 ms
blue.png
425 ms
zb.badaling.com.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
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.
zb.badaling.com.cn 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
zb.badaling.com.cn SEO score
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
ZH
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zb.badaling.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Zb.badaling.com.cn 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.
zb.badaling.com.cn
Open Graph description is not detected on the main page of Zb Badaling. 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: