27.5 sec in total
3.6 sec
23.7 sec
227 ms
Visit pra.cn now to see the best up-to-date Pra content and also check out these interesting facts you probably never knew about pra.cn
Visit pra.cnWe analyzed Pra.cn page load time and found that the first response time was 3.6 sec and then it took 23.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
pra.cn performance score
name
value
score
weighting
Value1.8 s
89/100
10%
Value1.8 s
98/100
25%
Value4.3 s
76/100
10%
Value0 ms
100/100
30%
Value0.003
100/100
15%
Value1.8 s
100/100
10%
3591 ms
141 ms
148 ms
1262 ms
76 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 16% of them (14 requests) were addressed to the original Pra.cn, 12% (10 requests) were made to Ww4.sinaimg.cn and 9% (8 requests) were made to Img.t.sinajs.cn. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Widget.weibo.com.
Page size can be reduced by 135.1 kB (39%)
345.0 kB
210.0 kB
In fact, the total size of Pra.cn main page is 345.0 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. 30% of websites need less resources to load. Images take 160.6 kB which makes up the majority of the site volume.
Potential reduce by 12.0 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. 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 12.0 kB or 71% of the original size.
Potential reduce by 9.7 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. Pra images are well optimized though.
Potential reduce by 84.8 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 84.8 kB or 64% of the original size.
Potential reduce by 28.6 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. Pra.cn needs all CSS files to be minified and compressed as it can save up to 28.6 kB or 81% of the original size.
Number of requests can be reduced by 16 (19%)
83
67
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pra. 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 as a result speed up the page load time.
pra.cn
3591 ms
css.css
141 ms
ap.js
148 ms
stat.php
1262 ms
200x130.js
76 ms
wx_xl.png
3337 ms
topbj.jpg
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ico01.gif
222 ms
ico03.gif
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tool_310x80.gif
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jipiao_310x80.gif
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jiudian_310x80.gif
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bbg1.gif
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iconc1.gif
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000.gif
293 ms
index.php
1996 ms
index.php
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tuan_200x130.jpg
1432 ms
stat.htm
167 ms
core.php
1300 ms
weiboShow.css
271 ms
skin_default.css
274 ms
gaea_1_19.js
7 ms
show.js
7 ms
suda.js
6 ms
0
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icon_user.png
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btns_bg.png
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icon_follow.png
65 ms
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37 ms
icon_tips.png
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9.gif
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pic.gif
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a.gif
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tmp.gif
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app.gif
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pra.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
Document doesn't have a <title> element
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.
pra.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
General
Impact
Issue
Detected JavaScript libraries
pra.cn SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Document doesn't have a <title> element
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pra.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 Pra.cn 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.
pra.cn
Open Graph description is not detected on the main page of Pra. 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: