Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

legrand.com.vn

Legrand Vietnam | Electrical Ranges of products & Connected Solutions

Page Load Speed

4 sec in total

First Response

268 ms

Resources Loaded

3 sec

Page Rendered

726 ms

About Website

Click here to check amazing Legrand content for Vietnam. Otherwise, check out these important facts you probably never knew about legrand.com.vn

Welcome to Legrand Vietnam. Legrand improving lives. Discover electrical ranges of products, connected solutions, and product pages. Learn more.

Visit legrand.com.vn

Key Findings

We analyzed Legrand.com.vn page load time and found that the first response time was 268 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

legrand.com.vn performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value17.0 s

0/100

10%

TBT (Total Blocking Time)

Value5,560 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.094

91/100

15%

TTI (Time to Interactive)

Value37.0 s

0/100

10%

Network Requests Diagram

legrand.com.vn

268 ms

en

550 ms

css_Fqdaf8igFgzIyziRSXax10sxeC1fuyYF79VoZ9RSeX0.css

11 ms

css_Ng-WjJeGR5CCbw8iz8j1wh3YedMIIycmUoPqUMhkiQM.css

15 ms

gtm.js

111 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 66% of them (61 requests) were addressed to the original Legrand.com.vn, 14% (13 requests) were made to Static.xx.fbcdn.net and 5% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Legrand.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.3 MB (40%)

Content Size

8.2 MB

After Optimization

4.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Legrand.com.vn main page is 8.2 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. Only a small number of websites need less resources to load. Images take 5.2 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 455.7 kB

  • Original 519.5 kB
  • After minification 248.6 kB
  • After compression 63.9 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 270.9 kB, which is 52% 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 455.7 kB or 88% of the original size.

Image Optimization

-18%

Potential reduce by 946.5 kB

  • Original 5.2 MB
  • After minification 4.2 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. Obviously, Legrand needs image optimization as it can save up to 946.5 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 898.3 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 396.1 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 898.3 kB or 69% of the original size.

CSS Optimization

-82%

Potential reduce by 975.8 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 218.3 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. Legrand.com.vn needs all CSS files to be minified and compressed as it can save up to 975.8 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (53%)

Requests Now

80

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Legrand. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

legrand.com.vn accessibility score

59

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

High

[aria-*] attributes do not have valid values

High

ARIA IDs 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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

legrand.com.vn best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

legrand.com.vn SEO score

71

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Legrand.com.vn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Legrand.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 Legrand. 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: