37.1 sec in total
15.2 sec
21.8 sec
178 ms
Click here to check amazing Ai 39 content. Otherwise, check out these important facts you probably never knew about ai39.cn
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Visit ai39.cnWe analyzed Ai39.cn page load time and found that the first response time was 15.2 sec and then it took 22 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
ai39.cn performance score
name
value
score
weighting
Value3.6 s
33/100
10%
Value4.1 s
48/100
25%
Value15.1 s
1/100
10%
Value590 ms
51/100
30%
Value0.25
49/100
15%
Value13.1 s
12/100
10%
15167 ms
1609 ms
1048 ms
1727 ms
504 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Ai39.cn, 23% (6 requests) were made to Cpro.baidustatic.com and 23% (6 requests) were made to Cpro.baidu.com. The less responsive or slowest element that took the longest time to load (15.2 sec) belongs to the original domain Ai39.cn.
Page size can be reduced by 124.6 kB (69%)
180.3 kB
55.8 kB
In fact, the total size of Ai39.cn main page is 180.3 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. 25% of websites need less resources to load. Javascripts take 152.1 kB which makes up the majority of the site volume.
Potential reduce by 8.1 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 8.1 kB or 76% of the original size.
Potential reduce by 3.0 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. Obviously, Ai 39 needs image optimization as it can save up to 3.0 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 112.2 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 112.2 kB or 74% of the original size.
Potential reduce by 1.3 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. Ai39.cn needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 63% of the original size.
Number of requests can be reduced by 5 (20%)
25
20
The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ai 39. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
ai39.cn
15167 ms
black.css
1609 ms
client2.js
1048 ms
track.js
1727 ms
dp.js
504 ms
ci.js
773 ms
17420810.js
4010 ms
qq.jpg
2670 ms
baidulogo.png
1450 ms
uijs.php
747 ms
uijs.php
821 ms
uijs.php
882 ms
uijs.php
990 ms
uijs.php
2349 ms
cpro.js
731 ms
sync.htm
512 ms
icon_14px.png
522 ms
bg.png
473 ms
sync.htm
496 ms
sync.htm
403 ms
icon_0.gif
752 ms
s.htm
1822 ms
sync.html
894 ms
sync_pos.htm
1018 ms
sync2r.htm
832 ms
1.gif
630 ms
ai39.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
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.
ai39.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
ai39.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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 Ai39.cn 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 Ai39.cn 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.
ai39.cn
Open Graph description is not detected on the main page of Ai 39. 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: