8.3 sec in total
1.5 sec
6.4 sec
448 ms
Welcome to ronchongchay.com.vn homepage info - get ready to check Ron Chongchay best content right away, or after learning these important things about ronchongchay.com.vn
Ron chong chay, ron chống cháy, ron cửa, vat lieu xay dung, chống cháy, su, nhien lieu, dot, vật liệu hệ thống ống thông gió
Visit ronchongchay.com.vnWe analyzed Ronchongchay.com.vn page load time and found that the first response time was 1.5 sec and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
ronchongchay.com.vn performance score
name
value
score
weighting
Value2.6 s
65/100
10%
Value9.0 s
1/100
25%
Value13.5 s
2/100
10%
Value6,900 ms
0/100
30%
Value0.666
8/100
15%
Value13.7 s
10/100
10%
1461 ms
1711 ms
1492 ms
1495 ms
1508 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 87% of them (59 requests) were addressed to the original Ronchongchay.com.vn, 4% (3 requests) were made to Facebook.com and 3% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Ronchongchay.com.vn.
Page size can be reduced by 170.9 kB (11%)
1.5 MB
1.4 MB
In fact, the total size of Ronchongchay.com.vn main page is 1.5 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. 40% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 75.5 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 75.5 kB or 87% of the original size.
Potential reduce by 56.9 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. Ron Chongchay images are well optimized though.
Potential reduce by 35.6 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 35.6 kB or 49% of the original size.
Potential reduce by 2.9 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. Ronchongchay.com.vn needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 12% of the original size.
Number of requests can be reduced by 19 (29%)
65
46
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ron Chongchay. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
ronchongchay.com.vn
1461 ms
bootstrap.css
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style.css
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mobile.css
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jquery.slider.css
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jquery-1.7.2.min.js
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jcarousel.css
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jquery.slider.min.js
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likebox.php
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617 ms
ronchongchay.com.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
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
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.
ronchongchay.com.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ronchongchay.com.vn 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
VI
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ronchongchay.com.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 Ronchongchay.com.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.
ronchongchay.com.vn
Open Graph description is not detected on the main page of Ron Chongchay. 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: