Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

tcvn.vn

TCVN | CỔNG THÔNG TIN ĐIỆN TỬ TỔNG CỤC TIÊU CHUẨN ĐO LƯỜNG CHẤT LƯỢNG

Page Load Speed

36.4 sec in total

First Response

1.4 sec

Resources Loaded

34.3 sec

Page Rendered

645 ms

tcvn.vn screenshot

About Website

Visit tcvn.vn now to see the best up-to-date TCVN content for Vietnam and also check out these interesting facts you probably never knew about tcvn.vn

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Key Findings

We analyzed Tcvn.vn page load time and found that the first response time was 1.4 sec and then it took 35 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 36 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

tcvn.vn performance score

0

Network Requests Diagram

tcvn.vn

1427 ms

tcvn.vn

277 ms

trang-chu.aspx

4798 ms

bootstrap.min.css

1970 ms

owl.carousel.css

569 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 59% of them (69 requests) were addressed to the original Tcvn.vn, 33% (39 requests) were made to Portal.tcvn.vn and 2% (2 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Portal.tcvn.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 781.4 kB (35%)

Content Size

2.2 MB

After Optimization

1.5 MB

In fact, the total size of Tcvn.vn main page is 2.2 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. 35% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 104.4 kB

  • Original 146.8 kB
  • After minification 137.3 kB
  • After compression 42.5 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 104.4 kB or 71% of the original size.

Image Optimization

-3%

Potential reduce by 32.0 kB

  • Original 1.3 MB
  • After minification 1.2 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. TCVN images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 265.0 kB

  • Original 386.8 kB
  • After minification 386.0 kB
  • After compression 121.8 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 265.0 kB or 69% of the original size.

CSS Optimization

-84%

Potential reduce by 380.0 kB

  • Original 451.3 kB
  • After minification 429.2 kB
  • After compression 71.2 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. Tcvn.vn needs all CSS files to be minified and compressed as it can save up to 380.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 63 (84%)

Requests Now

75

After Optimization

12

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TCVN. 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 10 to 1 for CSS and as a result speed up the page load time.

SEO Factors

tcvn.vn SEO score

0

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tcvn.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 Tcvn.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of TCVN. 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: