64.5 sec in total
16.1 sec
45.7 sec
2.7 sec
Click here to check amazing Zzb China B content for China. Otherwise, check out these important facts you probably never knew about zzb.china-b.com
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Visit zzb.china-b.comWe analyzed Zzb.china-b.com page load time and found that the first response time was 16.1 sec and then it took 48.4 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. Unfortunately, there were 26 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
zzb.china-b.com performance score
name
value
score
weighting
Value1.7 s
91/100
10%
Value3.8 s
55/100
25%
Value10.0 s
9/100
10%
Value70 ms
99/100
30%
Value0
100/100
15%
Value5.7 s
68/100
10%
16073 ms
3005 ms
6071 ms
19620 ms
19621 ms
Our browser made a total of 88 requests to load all elements on the main page. We found that 43% of them (38 requests) were addressed to the original Zzb.china-b.com, 20% (18 requests) were made to China-b.com and 8% (7 requests) were made to Img.5251.net. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Zzb.china-b.com.
Page size can be reduced by 175.4 kB (36%)
483.3 kB
307.9 kB
In fact, the total size of Zzb.china-b.com main page is 483.3 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. 20% of websites need less resources to load. Images take 327.6 kB which makes up the majority of the site volume.
Potential reduce by 70.6 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 10.7 kB, which is 13% 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 70.6 kB or 83% of the original size.
Potential reduce by 57.3 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, Zzb China B needs image optimization as it can save up to 57.3 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 26.5 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 26.5 kB or 61% of the original size.
Potential reduce by 21.1 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. Zzb.china-b.com needs all CSS files to be minified and compressed as it can save up to 21.1 kB or 78% of the original size.
Number of requests can be reduced by 22 (37%)
60
38
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zzb China B. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
zzb.china-b.com
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shouye.css
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77a8abe919ee9cc6013115ce912146d1.jpg
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jquery.min.js
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jquery-powerSwitch.js
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logo.jpg
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core.php
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logger.js
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button_old_171.gif
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2097 ms
zzb.china-b.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.
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
Image elements do not have [alt] attributes
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.
zzb.china-b.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
zzb.china-b.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
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zzb.china-b.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 Zzb.china-b.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.
zzb.china-b.com
Open Graph description is not detected on the main page of Zzb China B. 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: