9.1 sec in total
638 ms
7.5 sec
1 sec
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Visit vanonpower.comWe analyzed Vanonpower.com page load time and found that the first response time was 638 ms and then it took 8.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
vanonpower.com performance score
name
value
score
weighting
Value2.4 s
70/100
10%
Value5.4 s
20/100
25%
Value4.8 s
68/100
10%
Value120 ms
97/100
30%
Value0
100/100
15%
Value6.3 s
60/100
10%
638 ms
193 ms
483 ms
872 ms
3600 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 36% of them (25 requests) were addressed to the original Vanonpower.com, 62% (43 requests) were made to 038168.cn and 1% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source 038168.cn.
Page size can be reduced by 599.5 kB (41%)
1.4 MB
848.5 kB
In fact, the total size of Vanonpower.com main page is 1.4 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. 45% of websites need less resources to load. Images take 733.0 kB which makes up the majority of the site volume.
Potential reduce by 25.1 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 25.1 kB or 79% of the original size.
Potential reduce by 11.6 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. Vanon Power images are well optimized though.
Potential reduce by 221.7 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 221.7 kB or 76% of the original size.
Potential reduce by 341.1 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. Vanonpower.com needs all CSS files to be minified and compressed as it can save up to 341.1 kB or 87% of the original size.
Number of requests can be reduced by 25 (38%)
65
40
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vanon Power. 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 12 to 1 for CSS and as a result speed up the page load time.
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vanonpower.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.
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
vanonpower.com 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
vanonpower.com SEO score
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
EN
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vanonpower.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Vanonpower.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.
{{og_description}}
vanonpower.com
Open Graph description is not detected on the main page of Vanon Power. 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: