4.9 sec in total
484 ms
4.2 sec
276 ms
Welcome to yb4.net homepage info - get ready to check Yb 4 best content right away, or after learning these important things about yb4.net
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Visit yb4.netWe analyzed Yb4.net page load time and found that the first response time was 484 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
yb4.net performance score
name
value
score
weighting
Value0
0/100
10%
Value0
0/100
25%
Value0
0/100
10%
Value0
0/100
30%
Value0.004
100/100
15%
Value0
0/100
10%
484 ms
53 ms
61 ms
58 ms
60 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 84% of them (49 requests) were addressed to the original Yb4.net, 9% (5 requests) were made to Bdimg.share.baidu.com and 3% (2 requests) were made to Static.duoshuo.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source Hm.baidu.com.
Page size can be reduced by 96.7 kB (33%)
296.1 kB
199.4 kB
In fact, the total size of Yb4.net main page is 296.1 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 170.3 kB which makes up the majority of the site volume.
Potential reduce by 32.1 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 32.1 kB or 73% of the original size.
Potential reduce by 6.8 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. Yb 4 images are well optimized though.
Potential reduce by 24.9 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 24.9 kB or 62% of the original size.
Potential reduce by 32.8 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. Yb4.net needs all CSS files to be minified and compressed as it can save up to 32.8 kB or 79% of the original size.
Number of requests can be reduced by 15 (31%)
49
34
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yb 4. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
yb4.net
484 ms
style.css
53 ms
tab.js
61 ms
jiaodian.js
58 ms
ad_js.php
60 ms
ad_js.php
62 ms
ad_js.php
60 ms
ad_js.php
64 ms
ad_js.php
71 ms
base.css
39 ms
shell_v2.js
437 ms
embed.js
746 ms
h.js
3039 ms
haosc3_151_2005249343580.jpg
40 ms
top_bg.gif
32 ms
logo.gif
34 ms
top_menubg.gif
34 ms
top_menudz.gif
35 ms
so.gif
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g8.gif
58 ms
b1.gif
58 ms
index_recom.gif
60 ms
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title_bg.jpg
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r_listbt.jpg
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read_24ph.jpg
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tab_hov.jpg
172 ms
cmt-good.gif
173 ms
cmt-bad.gif
173 ms
ph_tb.jpg
173 ms
head_bg.gif
174 ms
816587.gif
175 ms
6743671.jpg
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ind36.gif
178 ms
home_b.gif
178 ms
wmlogo.gif
176 ms
bds_s_v2.js
224 ms
bdsstyle.css
231 ms
embed.compat.js
154 ms
is.png
230 ms
logger.js
216 ms
hm.gif
543 ms
yb4.net 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
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.
yb4.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
yb4.net SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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 Yb4.net 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 Yb4.net 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.
yb4.net
Open Graph description is not detected on the main page of Yb 4. 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: