Tools & Wizards About Us
thietbidienhanoi.vn screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

thietbidienhanoi.vn

Dây cáp điện, Thiết bị điện, đèn chiếu sáng chính hãng

Page Load Speed

13 sec in total

First Response

1.4 sec

Resources Loaded

11.1 sec

Page Rendered

538 ms

thietbidienhanoi.vn screenshot

About Website

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

Thiết bị điện Hà Nội phân phối dây cáp điện, dây điện, thiết bị điện, hệ thống chiếu sáng giá tốt, có đầy đủ chứng chỉ chất lượng CO, CQ , hàng luôn sẵn kho,giao nhận và bảo hành nhan chóng

Visit thietbidienhanoi.vn

Key Findings

We analyzed Thietbidienhanoi.vn page load time and found that the first response time was 1.4 sec and then it took 11.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

thietbidienhanoi.vn performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value4.0 s

88/100

10%

Network Requests Diagram

thietbidienhanoi.vn

1408 ms

js

77 ms

analytics.js

31 ms

collect

14 ms

js

57 ms

Our browser made a total of 148 requests to load all elements on the main page. We found that 94% of them (139 requests) were addressed to the original Thietbidienhanoi.vn, 2% (3 requests) were made to Googletagmanager.com and 2% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Thietbidienhanoi.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 487.9 kB (16%)

Content Size

3.0 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Thietbidienhanoi.vn main page is 3.0 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 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 187.3 kB

  • Original 220.7 kB
  • After minification 190.7 kB
  • After compression 33.4 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 30.0 kB, which is 14% 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 187.3 kB or 85% of the original size.

Image Optimization

-11%

Potential reduce by 298.6 kB

  • Original 2.7 MB
  • After minification 2.4 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. Obviously, Thietbidienhanoi needs image optimization as it can save up to 298.6 kB 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

-3%

Potential reduce by 2.0 kB

  • Original 65.3 kB
  • After minification 65.3 kB
  • After compression 63.4 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 19 (13%)

Requests Now

141

After Optimization

122

  • AJAX
  • Images
  • JavaScript

The browser has sent 141 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thietbidienhanoi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

thietbidienhanoi.vn

thietbidienhanoi.vn

1408 ms

js

js

77 ms

analytics.js

analytics.js

31 ms

collect

collect

14 ms

js

js

57 ms

jquery.min.js

jquery.min.js

25 ms

jplugin.js

jplugin.js

260 ms

nivo.js

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522 ms

init.js

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739 ms

common.js

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748 ms

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762 ms

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45 ms

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56 ms

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1293 ms

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161 ms

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914 ms

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2968 ms

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121 ms

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782 ms

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836 ms

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1457 ms

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1472 ms

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1543 ms

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1540 ms

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1563 ms

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1691 ms

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2227 ms

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1723 ms

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1656 ms

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1550 ms

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1986 ms

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1691 ms

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1683 ms

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1789 ms

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1752 ms

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1749 ms

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1693 ms

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1730 ms

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1667 ms

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1687 ms

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Accessibility Review

thietbidienhanoi.vn accessibility score

43

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

<input type="image"> elements do not have [alt] text

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

thietbidienhanoi.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

thietbidienhanoi.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 Thietbidienhanoi.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 Thietbidienhanoi.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

thietbidienhanoi.vn

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