Report Summary

  • 57

    Performance

    Renders faster than
    74% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

unescovietnam.vn

Liên hiệp các hội UNESCO Việt Nam

Page Load Speed

2.4 sec in total

First Response

1.2 sec

Resources Loaded

1.2 sec

Page Rendered

115 ms

unescovietnam.vn screenshot

About Website

Click here to check amazing UNESCO Viet Nam content for Vietnam. Otherwise, check out these important facts you probably never knew about unescovietnam.vn

unescovietnam.vn la trang thong tin dien tu cua Lien hiep cac Hoi UNESCO viet nam. Trang web dang tai cac hoat dong cua hiep hoi, cac trung tam va cac thong tin ve van hoa, giao duc, khoa hoc, thong t...

Visit unescovietnam.vn

Key Findings

We analyzed Unescovietnam.vn page load time and found that the first response time was 1.2 sec and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

unescovietnam.vn performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.134

80/100

15%

TTI (Time to Interactive)

Value8.2 s

40/100

10%

Network Requests Diagram

unescovietnam.vn

1163 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Unescovietnam.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Unescovietnam.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 839 B (74%)

Content Size

1.1 kB

After Optimization

297 B

In fact, the total size of Unescovietnam.vn main page is 1.1 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 1.1 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 839 B

  • Original 1.1 kB
  • After minification 1.1 kB
  • After compression 297 B

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 839 B or 74% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

unescovietnam.vn accessibility score

90

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

Links do not have a discernible name

Best Practices

unescovietnam.vn best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

unescovietnam.vn SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Unescovietnam.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 Unescovietnam.vn main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of UNESCO Viet Nam. 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: