23.9 sec in total
3.4 sec
20 sec
528 ms
Visit 9to.edu24ol.com now to see the best up-to-date 9 To Edu 24 Ol content for China and also check out these interesting facts you probably never knew about 9to.edu24ol.com
环球网校(环球职业教育在线)自2003年起,连续13年获评全国十佳网络教育机构,是国内最专业的职业考试远程辅导机构。美国纳斯达克上市企业欢聚时代(NASDAQ:YY)旗下品牌,住房和城乡建设部 建筑人才培训合作单位。
Visit 9to.edu24ol.comWe analyzed 9to.edu24ol.com page load time and found that the first response time was 3.4 sec and then it took 20.5 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.
9to.edu24ol.com performance score
name
value
score
weighting
Value8.2 s
0/100
10%
Value14.7 s
0/100
25%
Value17.6 s
0/100
10%
Value230 ms
86/100
30%
Value0.001
100/100
15%
Value16.0 s
6/100
10%
3402 ms
802 ms
522 ms
526 ms
524 ms
Our browser made a total of 104 requests to load all elements on the main page. We found that 16% of them (17 requests) were addressed to the original 9to.edu24ol.com, 55% (57 requests) were made to Hqkc.edu24ol.com and 6% (6 requests) were made to Hqlh.edu24ol.com. The less responsive or slowest element that took the longest time to load (14.1 sec) relates to the external source Edu24ol.bs2cdn.100.com.
Page size can be reduced by 468.6 kB (44%)
1.1 MB
593.5 kB
In fact, the total size of 9to.edu24ol.com main page is 1.1 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. 50% of websites need less resources to load. Images take 577.8 kB which makes up the majority of the site volume.
Potential reduce by 165.7 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 37.2 kB, which is 19% 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 165.7 kB or 87% of the original size.
Potential reduce by 105.3 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. Obviously, 9 To Edu 24 Ol needs image optimization as it can save up to 105.3 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 161.8 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 161.8 kB or 65% of the original size.
Potential reduce by 35.8 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. 9to.edu24ol.com needs all CSS files to be minified and compressed as it can save up to 35.8 kB or 81% of the original size.
Number of requests can be reduced by 20 (22%)
92
72
The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 9 To Edu 24 Ol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.
9to.edu24ol.com
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9to.edu24ol.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.
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
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.
9to.edu24ol.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
9to.edu24ol.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
Tap targets are not sized appropriately
N/A
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 9to.edu24ol.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 9to.edu24ol.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.
9to.edu24ol.com
Open Graph description is not detected on the main page of 9 To Edu 24 Ol. 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: