7.7 sec in total
998 ms
6.4 sec
338 ms
Click here to check amazing Codienlanhhanoi content. Otherwise, check out these important facts you probably never knew about codienlanhhanoi.vn
Công ty Dịch vụ Công nghệ Số 1 Việt Nam - Cơ điện lạnh Hà Nội chuyên sửa điều hòa, sửa điều hòa trung tâm, máy lạnh công nghiệp, lap dat kho lanh, kho lanh bao quan.
Visit codienlanhhanoi.vnWe analyzed Codienlanhhanoi.vn page load time and found that the first response time was 998 ms and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
codienlanhhanoi.vn performance score
name
value
score
weighting
Value3.1 s
45/100
10%
Value15.4 s
0/100
25%
Value8.5 s
18/100
10%
Value1,440 ms
15/100
30%
Value0.158
73/100
15%
Value14.9 s
8/100
10%
998 ms
275 ms
541 ms
539 ms
541 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that 67% of them (58 requests) were addressed to the original Codienlanhhanoi.vn, 9% (8 requests) were made to Apis.google.com and 5% (4 requests) were made to Css-dashboard.subiz.com. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain Codienlanhhanoi.vn.
Page size can be reduced by 992.5 kB (51%)
1.9 MB
940.4 kB
In fact, the total size of Codienlanhhanoi.vn main page is 1.9 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. 70% of websites need less resources to load. Images take 918.4 kB which makes up the majority of the site volume.
Potential reduce by 25.9 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 25.9 kB or 76% of the original size.
Potential reduce by 265.5 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, Codienlanhhanoi needs image optimization as it can save up to 265.5 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 441.1 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 441.1 kB or 66% of the original size.
Potential reduce by 259.9 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. Codienlanhhanoi.vn needs all CSS files to be minified and compressed as it can save up to 259.9 kB or 82% of the original size.
Number of requests can be reduced by 28 (34%)
82
54
The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Codienlanhhanoi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
codienlanhhanoi.vn
998 ms
styles.css
275 ms
ddlevelsmenu-base.css
541 ms
ddlevelsmenu-topbar.css
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ddlevelsmenu-sidebar.css
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ddlevelsmenu.js
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style.css
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jquery.js
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jquery.easing.1.3.js
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common.js
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codienlanhhanoi.vn 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
<frame> or <iframe> elements do not have a title
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.
codienlanhhanoi.vn 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
codienlanhhanoi.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 doesn't use legible font sizes
Tap targets are not sized appropriately
VI
VN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Codienlanhhanoi.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed language. Our system also found out that Codienlanhhanoi.vn 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.
codienlanhhanoi.vn
Open Graph description is not detected on the main page of Codienlanhhanoi. 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: