5.1 sec in total
2.6 sec
2.6 sec
0 ms
Welcome to 51cei.com homepage info - get ready to check 51 Cei best content right away, or after learning these important things about 51cei.com
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Visit 51cei.comWe analyzed 51cei.com page load time and found that the first response time was 2.6 sec and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
51cei.com performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value6.4 s
9/100
25%
Value7.9 s
22/100
10%
Value2,300 ms
5/100
30%
Value0.067
97/100
15%
Value10.6 s
23/100
10%
2564 ms
Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to 51cei.com and no external sources were called. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain 51cei.com.
Page size can be reduced by 53 B (23%)
231 B
178 B
In fact, the total size of 51cei.com main page is 231 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 231 B which makes up the majority of the site volume.
Potential reduce by 53 B
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 53 B or 23% of the original size.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
51cei.com
2564 ms
51cei.com accessibility score
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.
51cei.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
51cei.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 51cei.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 51cei.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.
51cei.com
Open Graph description is not detected on the main page of 51 Cei. 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: