Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

vnr500.com.vn

VNR500 - Bảng xếp hạng Top 500 Doanh nghiệp lớn nhất Việt Nam

Page Load Speed

26.1 sec in total

First Response

527 ms

Resources Loaded

23.8 sec

Page Rendered

1.8 sec

About Website

Visit vnr500.com.vn now to see the best up-to-date VNR500 content for Vietnam and also check out these interesting facts you probably never knew about vnr500.com.vn

Tôn vinh các doanh nghiệp đóng góp lớn cho sự phát triển của nền kinh tế Việt Nam và quảng bá thương hiệu doanh nghiệp tới cộng đồng kinh doanh trong nước và quốc tế.

Visit vnr500.com.vn

Key Findings

We analyzed Vnr500.com.vn page load time and found that the first response time was 527 ms and then it took 25.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

vnr500.com.vn performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value38.4 s

0/100

25%

SI (Speed Index)

Value18.1 s

0/100

10%

TBT (Total Blocking Time)

Value2,920 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.111

87/100

15%

TTI (Time to Interactive)

Value38.4 s

0/100

10%

Network Requests Diagram

vnr500.com.vn

527 ms

vnr500.com.vn

2108 ms

jquery-1.11.2.min.js

802 ms

style.css

1037 ms

index.js

1042 ms

Our browser made a total of 415 requests to load all elements on the main page. We found that 10% of them (41 requests) were addressed to the original Vnr500.com.vn, 84% (348 requests) were made to Cms.vietnamreport.net and 2% (8 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (5.9 sec) relates to the external source Cms.vietnamreport.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.1 MB (11%)

Content Size

63.3 MB

After Optimization

56.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vnr500.com.vn main page is 63.3 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. Only a small number of websites need less resources to load. Images take 62.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 345.1 kB

  • Original 397.3 kB
  • After minification 330.3 kB
  • After compression 52.2 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 67.0 kB, which is 17% 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 345.1 kB or 87% of the original size.

Image Optimization

-11%

Potential reduce by 6.6 MB

  • Original 62.3 MB
  • After minification 55.7 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. Obviously, VNR500 needs image optimization as it can save up to 6.6 MB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-24%

Potential reduce by 125.9 kB

  • Original 523.8 kB
  • After minification 523.5 kB
  • After compression 397.8 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 125.9 kB or 24% of the original size.

CSS Optimization

-4%

Potential reduce by 3.9 kB

  • Original 103.9 kB
  • After minification 103.8 kB
  • After compression 100.0 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. Vnr500.com.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 44 (11%)

Requests Now

408

After Optimization

364

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 408 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VNR500. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vnr500.com.vn accessibility score

75

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

vnr500.com.vn best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

vnr500.com.vn SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vnr500.com.vn 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 Vnr500.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of VNR500. 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: