Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

dienmayrenhat.com.vn

Trang chủ - CÔNG TY ĐIÊN TỬ ĐIỆN LẠNH PHÚC ANH

Page Load Speed

22.1 sec in total

First Response

1.5 sec

Resources Loaded

19.8 sec

Page Rendered

820 ms

dienmayrenhat.com.vn screenshot

About Website

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

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Visit dienmayrenhat.com.vn

Key Findings

We analyzed Dienmayrenhat.com.vn page load time and found that the first response time was 1.5 sec and then it took 20.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

dienmayrenhat.com.vn performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.39

26/100

15%

TTI (Time to Interactive)

Value14.6 s

8/100

10%

Network Requests Diagram

dienmayrenhat.com.vn

1524 ms

main.css

102 ms

binhluan.css

191 ms

style.css

74 ms

style-add.css

208 ms

Our browser made a total of 160 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Dienmayrenhat.com.vn, 43% (68 requests) were made to Cdn-img-v1.webbnc.net and 32% (51 requests) were made to Cdn-gd-v1-1.webbnc.net. The less responsive or slowest element that took the longest time to load (12 sec) relates to the external source Cdn-img-v1.webbnc.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 654.5 kB (29%)

Content Size

2.3 MB

After Optimization

1.6 MB

In fact, the total size of Dienmayrenhat.com.vn main page is 2.3 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. 60% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 202.6 kB

  • Original 255.5 kB
  • After minification 233.6 kB
  • After compression 52.9 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. 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 202.6 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 97.1 kB

  • Original 1.5 MB
  • After minification 1.4 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. Dienmayrenhat images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 228.0 kB

  • Original 384.9 kB
  • After minification 363.8 kB
  • After compression 156.9 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 228.0 kB or 59% of the original size.

CSS Optimization

-72%

Potential reduce by 126.7 kB

  • Original 176.9 kB
  • After minification 168.6 kB
  • After compression 50.1 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. Dienmayrenhat.com.vn needs all CSS files to be minified and compressed as it can save up to 126.7 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 67 (43%)

Requests Now

156

After Optimization

89

The browser has sent 156 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dienmayrenhat. 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 19 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dienmayrenhat.com.vn accessibility score

89

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.

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

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

dienmayrenhat.com.vn best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

dienmayrenhat.com.vn SEO score

92

Search Engine Optimization Advices

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 Dienmayrenhat.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 Dienmayrenhat.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 data is detected on the main page of Dienmayrenhat. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: