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Welcome to 3839.com homepage info - get ready to check 3839 best content for China right away, or after learning these important things about 3839.com
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Visit 3839.comWe analyzed 3839.com page load time and found that the first response time was 1.2 sec and then it took 9.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
3839.com performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value22.6 s
0/100
25%
Value4.9 s
65/100
10%
Value150 ms
95/100
30%
Value0.164
72/100
15%
Value12.6 s
14/100
10%
1150 ms
1093 ms
1020 ms
1060 ms
113 ms
Our browser made a total of 253 requests to load all elements on the main page. We found that 1% of them (3 requests) were addressed to the original 3839.com, 20% (50 requests) were made to Imga5.4399.cn and 20% (50 requests) were made to Imga1.4399.cn. The less responsive or slowest element that took the longest time to load (4 sec) relates to the external source Static.3839.com.
Page size can be reduced by 2.9 MB (38%)
7.4 MB
4.6 MB
In fact, the total size of 3839.com main page is 7.4 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. 60% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.
Potential reduce by 61.5 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 61.5 kB or 82% of the original size.
Potential reduce by 458.7 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. 3839 images are well optimized though.
Potential reduce by 553.6 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 553.6 kB or 70% of the original size.
Potential reduce by 1.8 MB
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. 3839.com needs all CSS files to be minified and compressed as it can save up to 1.8 MB or 83% of the original size.
Number of requests can be reduced by 16 (6%)
250
234
The browser has sent 250 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3839. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
3839.com
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3839.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.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
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.
3839.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
3839.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 doesn't use legible font sizes
Tap targets are not sized appropriately
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 3839.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 3839.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.
3839.com
Open Graph description is not detected on the main page of 3839. 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: