19.7 sec in total
2.2 sec
17.2 sec
257 ms
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Visit 400tuan.comWe analyzed 400tuan.com page load time and found that the first response time was 2.2 sec and then it took 17.5 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.
400tuan.com performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value0
0/100
25%
Value15.1 s
1/100
10%
Value330 ms
75/100
30%
Value0
100/100
15%
Value8.5 s
38/100
10%
2225 ms
137 ms
136 ms
146 ms
147 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 98% of them (52 requests) were addressed to the original 400tuan.com, 2% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (14.3 sec) relates to the external source Js.users.51.la.
Page size can be reduced by 35.4 kB (20%)
174.9 kB
139.5 kB
In fact, the total size of 400tuan.com main page is 174.9 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. 15% of websites need less resources to load. Images take 139.5 kB which makes up the majority of the site volume.
Potential reduce by 25.7 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 5.7 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 25.7 kB or 86% of the original size.
Potential reduce by 6.5 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. 400 Tuan images are well optimized though.
Potential reduce by 2.2 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 2.2 kB or 54% of the original size.
Potential reduce by 1.0 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. 400tuan.com needs all CSS files to be minified and compressed as it can save up to 1.0 kB or 69% of the original size.
Number of requests can be reduced by 18 (35%)
52
34
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 400 Tuan. 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.
400tuan.com
2225 ms
main.css
137 ms
func.js
136 ms
fun.js
146 ms
gotan.js
147 ms
style.css
229 ms
b.jpg
154 ms
logo.gif
301 ms
1_01.gif
72 ms
1_02.gif
72 ms
1_03.gif
147 ms
1_04.jpg
539 ms
11.jpg
250 ms
1_06.gif
206 ms
18.gif
314 ms
9_22.gif
225 ms
9_23.gif
273 ms
9_26.gif
297 ms
mm_01.jpg
317 ms
9_33.gif
342 ms
9_34.gif
370 ms
mm_02.jpg
371 ms
mm_03.jpg
385 ms
mm_04.jpg
343 ms
9_36.gif
370 ms
9_37.gif
473 ms
9_38.gif
403 ms
9_39.jpg
633 ms
9_41.gif
418 ms
9_45.gif
435 ms
9_5F25.gif
441 ms
9_29.gif
456 ms
9_30.gif
498 ms
9_35.gif
518 ms
9_42.gif
528 ms
9_43.gif
475 ms
9_46.gif
548 ms
9_47.gif
574 ms
9_51.gif
622 ms
9_52.gif
623 ms
9_53.gif
624 ms
9_54.gif
631 ms
9_55.gif
629 ms
tj.js
655 ms
9_48.gif
691 ms
9_50.gif
755 ms
9_28.gif
635 ms
9_27.gif
624 ms
9_74.gif
596 ms
9_75.gif
602 ms
9_76.gif
610 ms
bg-article.jpg
637 ms
18636754.js
14315 ms
400tuan.com accessibility score
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
<frame> or <iframe> elements do not have a title
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
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.
400tuan.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
Browser errors were logged to the console
400tuan.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
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 400tuan.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 400tuan.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.
400tuan.com
Open Graph description is not detected on the main page of 400 Tuan. 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: