6.9 sec in total
512 ms
5.8 sec
511 ms
Click here to check amazing Trang Cong Nghe content for Vietnam. Otherwise, check out these important facts you probably never knew about trangcongnghe.com
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Visit trangcongnghe.comWe analyzed Trangcongnghe.com page load time and found that the first response time was 512 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
trangcongnghe.com performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value3.7 s
59/100
25%
Value7.3 s
28/100
10%
Value2,380 ms
5/100
30%
Value0.12
84/100
15%
Value13.1 s
12/100
10%
512 ms
1355 ms
709 ms
747 ms
748 ms
Our browser made a total of 99 requests to load all elements on the main page. We found that 63% of them (62 requests) were addressed to the original Trangcongnghe.com, 8% (8 requests) were made to Img.youtube.com and 5% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Trangcongnghe.com.
Page size can be reduced by 522.8 kB (35%)
1.5 MB
986.4 kB
In fact, the total size of Trangcongnghe.com 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. 55% of websites need less resources to load. Images take 799.4 kB which makes up the majority of the site volume.
Potential reduce by 97.8 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 27.0 kB, which is 23% 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 97.8 kB or 85% of the original size.
Potential reduce by 35.1 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. Trang Cong Nghe images are well optimized though.
Potential reduce by 101.9 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 101.9 kB or 42% of the original size.
Potential reduce by 288.0 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. Trangcongnghe.com needs all CSS files to be minified and compressed as it can save up to 288.0 kB or 82% of the original size.
Number of requests can be reduced by 40 (45%)
89
49
The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trang Cong Nghe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
trangcongnghe.com
512 ms
www.trangcongnghe.com
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index.php
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engine.css
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css
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bootstrap.min.js
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trangcongnghe.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
trangcongnghe.com 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
trangcongnghe.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
EN
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trangcongnghe.com 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 Vietnamese language. Our system also found out that Trangcongnghe.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.
trangcongnghe.com
Open Graph description is not detected on the main page of Trang Cong Nghe. 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: