21.1 sec in total
1.7 sec
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2.2 sec
Visit bb.zol.com.cn now to see the best up-to-date Bb Zol content for China and also check out these interesting facts you probably never knew about bb.zol.com.cn
Visit bb.zol.com.cnWe analyzed Bb.zol.com.cn page load time and found that the first response time was 1.7 sec and then it took 19.4 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.
bb.zol.com.cn performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value6.8 s
7/100
25%
Value7.9 s
23/100
10%
Value110 ms
97/100
30%
Value0.116
85/100
15%
Value8.9 s
34/100
10%
1698 ms
2873 ms
5027 ms
2368 ms
1989 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bb.zol.com.cn, 33% (21 requests) were made to Icon.zol-img.com.cn and 17% (11 requests) were made to I3.dg.fd.zol-img.com.cn. The less responsive or slowest element that took the longest time to load (9 sec) relates to the external source I5.dg.fd.zol-img.com.cn.
Page size can be reduced by 136.7 kB (22%)
607.8 kB
471.1 kB
In fact, the total size of Bb.zol.com.cn main page is 607.8 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 447.9 kB which makes up the majority of the site volume.
Potential reduce by 68.2 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 68.2 kB or 77% of the original size.
Potential reduce by 16.4 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. Bb Zol images are well optimized though.
Potential reduce by 11.3 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 11.3 kB or 58% of the original size.
Potential reduce by 40.9 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. Bb.zol.com.cn needs all CSS files to be minified and compressed as it can save up to 40.9 kB or 79% of the original size.
Number of requests can be reduced by 23 (37%)
63
40
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bb Zol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
bb.zol.com.cn
1698 ms
pub290.css
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global-sitennav.css
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index.css
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index.js
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iparea.php
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h.js
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bb.zol.com.cn accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[role]s do not have all required [aria-*] attributes
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
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
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
bb.zol.com.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
bb.zol.com.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
Tap targets are not sized appropriately
ZH
N/A
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bb.zol.com.cn 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 Bb.zol.com.cn main page’s claimed encoding is gbk. 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.
bb.zol.com.cn
Open Graph description is not detected on the main page of Bb Zol. 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: