Tools & Wizards About Us
dienlanhdienmayhanoi.com.vn screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

dienlanhdienmayhanoi.com.vn

Điều hòa nhiệt độ | Điều hòa chính hãng | Bán giá rẻ nhất

Page Load Speed

6.9 sec in total

First Response

1.5 sec

Resources Loaded

4.9 sec

Page Rendered

479 ms

dienlanhdienmayhanoi.com.vn screenshot

About Website

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

Đại lý điều hòa nhiệt độ chính hãng tại Hà Nội uy tín bán giá rẻ nhất địa chỉ tin cậy để mua điều hòa, bình nóng lạnh chính hãng mẫu mã đa dạng

Visit dienlanhdienmayhanoi.com.vn

Key Findings

We analyzed Dienlanhdienmayhanoi.com.vn page load time and found that the first response time was 1.5 sec and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

dienlanhdienmayhanoi.com.vn performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.355

31/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

dienlanhdienmayhanoi.com.vn

1483 ms

bootstrap.min.css

474 ms

font-awesome.min.css

469 ms

reset.css

468 ms

style.css

713 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 54% of them (71 requests) were addressed to the original Dienlanhdienmayhanoi.com.vn, 22% (29 requests) were made to Static.xx.fbcdn.net and 5% (7 requests) were made to Scontent-iad3-1.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Dienlanhdienmayhanoi.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 318.6 kB (20%)

Content Size

1.6 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dienlanhdienmayhanoi.com.vn main page is 1.6 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 212.2 kB

  • Original 230.1 kB
  • After minification 135.4 kB
  • After compression 17.9 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 94.7 kB, which is 41% 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 212.2 kB or 92% of the original size.

Image Optimization

-6%

Potential reduce by 58.0 kB

  • Original 1.0 MB
  • After minification 946.4 kB

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. Dienlanhdienmayhanoi images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 41.6 kB

  • Original 337.7 kB
  • After minification 337.7 kB
  • After compression 296.1 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 41.6 kB or 12% of the original size.

CSS Optimization

-12%

Potential reduce by 6.9 kB

  • Original 58.7 kB
  • After minification 58.7 kB
  • After compression 51.8 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. Dienlanhdienmayhanoi.com.vn needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (37%)

Requests Now

126

After Optimization

79

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dienlanhdienmayhanoi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

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cb=gapi.loaded_0

cb=gapi.loaded_0

15 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

4 ms

iframe

iframe

37 ms

m=base

m=base

21 ms

iframerpc

iframerpc

39 ms

Accessibility Review

dienlanhdienmayhanoi.com.vn accessibility score

62

Accessibility Issues

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

Links do not have a discernible name

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.

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

dienlanhdienmayhanoi.com.vn best practices score

58

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

SEO Factors

dienlanhdienmayhanoi.com.vn SEO score

90

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dienlanhdienmayhanoi.com.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed English language. Our system also found out that Dienlanhdienmayhanoi.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

dienlanhdienmayhanoi.com.vn

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