30.8 sec in total
3.5 sec
26.7 sec
568 ms
Welcome to 22edu.com homepage info - get ready to check 22 Edu best content for China right away, or after learning these important things about 22edu.com
育龙研修班网提供在职研修班招生报名资讯,包括清华大学研修班、北京大学研修班、中国人民大学研修班等。
Visit 22edu.comWe analyzed 22edu.com page load time and found that the first response time was 3.5 sec and then it took 27.3 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. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
22edu.com performance score
name
value
score
weighting
Value2.1 s
81/100
10%
Value5.3 s
21/100
25%
Value7.9 s
22/100
10%
Value50 ms
100/100
30%
Value0
100/100
15%
Value3.8 s
89/100
10%
3531 ms
1234 ms
6550 ms
1557 ms
15769 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that 91% of them (79 requests) were addressed to the original 22edu.com, 8% (7 requests) were made to China-b.com and 1% (1 request) were made to 0. The less responsive or slowest element that took the longest time to load (19.5 sec) belongs to the original domain 22edu.com.
Page size can be reduced by 134.4 kB (23%)
583.6 kB
449.2 kB
In fact, the total size of 22edu.com main page is 583.6 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 465.7 kB which makes up the majority of the site volume.
Potential reduce by 81.2 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 81.2 kB or 84% of the original size.
Potential reduce by 36.0 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. 22 Edu images are well optimized though.
Potential reduce by 1.1 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 1.1 kB or 82% of the original size.
Potential reduce by 16.0 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. 22edu.com needs all CSS files to be minified and compressed as it can save up to 16.0 kB or 82% of the original size.
Number of requests can be reduced by 17 (20%)
84
67
The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 22 Edu. 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.
22edu.com
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22edu.com 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.
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
22edu.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
22edu.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
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 22edu.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 22edu.com 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.
22edu.com
Open Graph description is not detected on the main page of 22 Edu. 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: