19 sec in total
4.2 sec
14.8 sec
107 ms
Click here to check amazing Raysharp content for Ukraine. Otherwise, check out these important facts you probably never knew about raysharp.cn
安联锐视,专业的安防视频监控解决方案提供商,依靠自主研发和持续创新向客户提供优质的安防监控产品和领先的系统解决方案。
Visit raysharp.cnWe analyzed Raysharp.cn page load time and found that the first response time was 4.2 sec and then it took 14.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
raysharp.cn performance score
name
value
score
weighting
Value1.5 s
96/100
10%
Value4.2 s
44/100
25%
Value8.2 s
20/100
10%
Value30 ms
100/100
30%
Value0.004
100/100
15%
Value2.2 s
99/100
10%
4167 ms
1263 ms
1267 ms
1307 ms
3940 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that all of those requests were addressed to Raysharp.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (7.3 sec) belongs to the original domain Raysharp.cn.
Page size can be reduced by 187.7 kB (40%)
474.8 kB
287.2 kB
In fact, the total size of Raysharp.cn main page is 474.8 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. 25% of websites need less resources to load. Images take 333.6 kB which makes up the majority of the site volume.
Potential reduce by 13.6 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 4.3 kB, which is 25% 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 13.6 kB or 79% of the original size.
Potential reduce by 90.3 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, Raysharp needs image optimization as it can save up to 90.3 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 61.2 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 61.2 kB or 64% of the original size.
Potential reduce by 22.6 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. Raysharp.cn needs all CSS files to be minified and compressed as it can save up to 22.6 kB or 79% of the original size.
Number of requests can be reduced by 5 (17%)
30
25
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Raysharp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
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raysharp.cn 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
raysharp.cn 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
raysharp.cn 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
Image elements do not have [alt] attributes
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Raysharp.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 Raysharp.cn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
{{og_description}}
raysharp.cn
Open Graph description is not detected on the main page of Raysharp. 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: