12.9 sec in total
549 ms
11.5 sec
878 ms
Click here to check amazing HVAC Vn content for Vietnam. Otherwise, check out these important facts you probably never knew about hvacvn.com
HVAC Việt Nam - Heating, Ventilation and Air conditioning (Nhiệt, Thông gió và Điều hòa không khí) - Cộng đồng Nhiệt Điện Lạnh - Cơ Điện Lạnh.
Visit hvacvn.comWe analyzed Hvacvn.com page load time and found that the first response time was 549 ms and then it took 12.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
hvacvn.com performance score
name
value
score
weighting
Value10.2 s
0/100
10%
Value25.8 s
0/100
25%
Value21.3 s
0/100
10%
Value4,780 ms
0/100
30%
Value0.919
3/100
15%
Value26.1 s
0/100
10%
549 ms
1472 ms
20 ms
1012 ms
1039 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 88% of them (89 requests) were addressed to the original Hvacvn.com, 3% (3 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (4.9 sec) belongs to the original domain Hvacvn.com.
Page size can be reduced by 226.5 kB (35%)
647.1 kB
420.6 kB
In fact, the total size of Hvacvn.com main page is 647.1 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. 70% of websites need less resources to load. CSS take 349.5 kB which makes up the majority of the site volume.
Potential reduce by 138.9 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 138.9 kB or 82% of the original size.
Potential reduce by 4.1 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, HVAC Vn needs image optimization as it can save up to 4.1 kB or 61% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 9.5 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. This website has mostly compressed JavaScripts.
Potential reduce by 74.0 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. Hvacvn.com needs all CSS files to be minified and compressed as it can save up to 74.0 kB or 21% of the original size.
Number of requests can be reduced by 84 (90%)
93
9
The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HVAC Vn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 48 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.
hvacvn.com
549 ms
hvacvn.com
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wp-emoji-release.min.js
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style.min.css
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wc-blocks-vendors-style.css
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api.js
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hvacvn.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
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.
hvacvn.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
hvacvn.com 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
Tap targets are not sized appropriately
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hvacvn.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Hvacvn.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.
hvacvn.com
Open Graph data is detected on the main page of HVAC Vn. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: