27.5 sec in total
1.4 sec
25.6 sec
431 ms
Welcome to crysor.com homepage info - get ready to check Crysor best content right away, or after learning these important things about crysor.com
Crysor optics: optical manufacturer and exporter of precision optical components, prism, waveplate, YVO4, BBO, PBS, windows, mirror
Visit crysor.comWe analyzed Crysor.com page load time and found that the first response time was 1.4 sec and then it took 26.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
crysor.com performance score
name
value
score
weighting
Value2.0 s
84/100
10%
Value3.9 s
53/100
25%
Value3.6 s
87/100
10%
Value450 ms
62/100
30%
Value0
100/100
15%
Value4.3 s
84/100
10%
1448 ms
758 ms
217 ms
582 ms
548 ms
Our browser made a total of 70 requests to load all elements on the main page. We found that 73% of them (51 requests) were addressed to the original Crysor.com, 10% (7 requests) were made to Skin.54kefu.net and 3% (2 requests) were made to Code2.54kefu.net. The less responsive or slowest element that took the longest time to load (15.6 sec) relates to the external source Webpresence.qq.com.
Page size can be reduced by 423.9 kB (31%)
1.4 MB
937.1 kB
In fact, the total size of Crysor.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 976.3 kB which makes up the majority of the site volume.
Potential reduce by 36.9 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 36.9 kB or 83% of the original size.
Potential reduce by 162.3 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, Crysor needs image optimization as it can save up to 162.3 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 164.5 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 164.5 kB or 62% of the original size.
Potential reduce by 60.3 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. Crysor.com needs all CSS files to be minified and compressed as it can save up to 60.3 kB or 80% of the original size.
Number of requests can be reduced by 36 (54%)
67
31
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Crysor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
crysor.com
1448 ms
www.crysor.com
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jquery.js
217 ms
jquery.kc.js
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bainabencss1.css
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bainabentype1.css
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bainabenlayout1.css
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bainabenchristmas_2011_site_wide1.css
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Base.css
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main.css
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sdmenu.css
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sdmenu.js
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jquery.js
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jquery.hoverIntent.minified.js
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core.js
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jquery.cookie.js
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jquery.dropshadow.js
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146640.js
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jquery1.42.min.js
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jquery.SuperSlide.2.1.1.js
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stat.php
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lang.zh-cn.js
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getonline
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url.js
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146640_code.js
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skin.css
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top.gif
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small_white_online.png
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bottom.gif
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bainabenchristmas_2011_site_wide1.css
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inputbg.png
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button_sprites_functional.png
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logo1.png
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bluetitle.gif
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stat.htm
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core.php
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pic.gif
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ga.js
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crysor.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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.
crysor.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
crysor.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
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Crysor.com 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 Crysor.com 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.
crysor.com
Open Graph description is not detected on the main page of Crysor. 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: