26.1 sec in total
1.4 sec
23.9 sec
860 ms
Welcome to star-tec.com.cn homepage info - get ready to check STAR Tec best content right away, or after learning these important things about star-tec.com.cn
深圳市星星源电子科技有限公司
Visit star-tec.com.cnWe analyzed Star-tec.com.cn page load time and found that the first response time was 1.4 sec and then it took 24.7 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 5 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
star-tec.com.cn performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value44.1 s
0/100
25%
Value8.2 s
20/100
10%
Value50 ms
100/100
30%
Value0.54
14/100
15%
Value5.7 s
68/100
10%
1367 ms
704 ms
745 ms
525 ms
571 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that all of those requests were addressed to Star-tec.com.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Star-tec.com.cn.
Page size can be reduced by 1.3 MB (5%)
25.8 MB
24.4 MB
In fact, the total size of Star-tec.com.cn main page is 25.8 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. 25% of websites need less resources to load. Images take 25.4 MB which makes up the majority of the site volume.
Potential reduce by 26.8 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 6.2 kB, which is 19% 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 26.8 kB or 82% of the original size.
Potential reduce by 1.0 MB
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. STAR Tec images are well optimized though.
Potential reduce by 224.8 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 224.8 kB or 77% of the original size.
Potential reduce by 43.4 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. Star-tec.com.cn needs all CSS files to be minified and compressed as it can save up to 43.4 kB or 85% of the original size.
Number of requests can be reduced by 10 (13%)
79
69
The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of STAR Tec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
star-tec.com.cn
1367 ms
css_whir.css
704 ms
jquery-1.9.1.min.js
745 ms
global.css
525 ms
common.js
571 ms
jquery.form.js
667 ms
Jquery.Query.js
872 ms
submitform_validator.js
1088 ms
WdatePicker.js
872 ms
jquery.form.js
1160 ms
submitform_validator.js
1119 ms
jquery.SuperSlide.2.1.1.js
1161 ms
jquery.slick.js
1487 ms
whir_video.js
1327 ms
WdatePicker.css
423 ms
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ico_mobileHover.png
2981 ms
star-tec.com.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.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
star-tec.com.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
star-tec.com.cn 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
EN
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Star-tec.com.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Chinese language. Our system also found out that Star-tec.com.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.
star-tec.com.cn
Open Graph description is not detected on the main page of STAR Tec. 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: