Tools & Wizards About Us
dienmaylongviet.com.vn screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

dienmaylongviet.com.vn

Siêu thị điện máy Long Việt - hệ thống điện máy, máy photocopy, máy chiếu, máy đếm tiền, điều hòa nhiệt độ

Page Load Speed

18.3 sec in total

First Response

2.3 sec

Resources Loaded

15.5 sec

Page Rendered

479 ms

dienmaylongviet.com.vn screenshot

About Website

Welcome to dienmaylongviet.com.vn homepage info - get ready to check Dienmay Long Viet best content right away, or after learning these important things about dienmaylongviet.com.vn

Siêu thị điện máy Long Việt - hệ thống điện máy, máy photocopy, máy chiếu, máy đếm tiền, điều hòa nhiệt độ

Visit dienmaylongviet.com.vn

Key Findings

We analyzed Dienmaylongviet.com.vn page load time and found that the first response time was 2.3 sec and then it took 16 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

dienmaylongviet.com.vn performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value16,560 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value31.4 s

0/100

10%

Network Requests Diagram

dienmaylongviet.com.vn

2307 ms

pod_css.css

497 ms

pod.js

505 ms

jquery-1.7.1.min.js

758 ms

jquery.ui.core.js

508 ms

Our browser made a total of 220 requests to load all elements on the main page. We found that 96% of them (212 requests) were addressed to the original Dienmaylongviet.com.vn, 3% (7 requests) were made to Mail.opi.yahoo.com and 0% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Dienmaylongviet.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 947.7 kB (46%)

Content Size

2.1 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dienmaylongviet.com.vn main page is 2.1 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. 65% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 325.6 kB

  • Original 362.9 kB
  • After minification 284.5 kB
  • After compression 37.3 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 78.4 kB, which is 22% 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 325.6 kB or 90% of the original size.

Image Optimization

-23%

Potential reduce by 292.3 kB

  • Original 1.3 MB
  • After minification 980.7 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. Obviously, Dienmay Long Viet needs image optimization as it can save up to 292.3 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 286.3 kB

  • Original 390.4 kB
  • After minification 300.5 kB
  • After compression 104.1 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 286.3 kB or 73% of the original size.

CSS Optimization

-81%

Potential reduce by 43.4 kB

  • Original 53.5 kB
  • After minification 46.3 kB
  • After compression 10.1 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. Dienmaylongviet.com.vn needs all CSS files to be minified and compressed as it can save up to 43.4 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (14%)

Requests Now

214

After Optimization

183

  • Images
  • JavaScript
  • CSS

The browser has sent 214 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dienmay Long Viet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dienmaylongviet.com.vn

dienmaylongviet.com.vn

2307 ms

pod_css.css

pod_css.css

497 ms

pod.js

pod.js

505 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

758 ms

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508 ms

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509 ms

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991 ms

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754 ms

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751 ms

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777 ms

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1015 ms

functions.js

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1013 ms

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992 ms

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1002 ms

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1004 ms

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79 ms

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1971 ms

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1483 ms

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1550 ms

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2258 ms

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2237 ms

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2239 ms

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2403 ms

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2237 ms

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2016 ms

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2010 ms

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2014 ms

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2014 ms

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2172 ms

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2217 ms

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2025 ms

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2016 ms

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2016 ms

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2034 ms

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2153 ms

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2199 ms

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1838 ms

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1833 ms

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1826 ms

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1819 ms

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1943 ms

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2017 ms

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1609 ms

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1570 ms

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1560 ms

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1563 ms

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1689 ms

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1535 ms

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1550 ms

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1552 ms

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1551 ms

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1554 ms

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1511 ms

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1537 ms

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1549 ms

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1558 ms

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1556 ms

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1555 ms

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1511 ms

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1537 ms

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1546 ms

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1558 ms

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1554 ms

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1555 ms

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1510 ms

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1538 ms

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1789 ms

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1559 ms

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1558 ms

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1786 ms

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1752 ms

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2044 ms

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1789 ms

search-button.jpg

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2011 ms

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rightMenuLinks.png

1782 ms

home.png

home.png

1995 ms

bg_menu.jpg

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2071 ms

28.pod

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3046 ms

26.pod

26.pod

3044 ms

23.pod

23.pod

3542 ms

16.pod

16.pod

3400 ms

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1995 ms

right.png

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2070 ms

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2377 ms

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2532 ms

loading.gif

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3350 ms

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3038 ms

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3149 ms

bg_detail.jpg

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3060 ms

comment.jpg

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3300 ms

cart.jpg

cart.jpg

3392 ms

footer_bg.jpg

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3518 ms

footer_bt.jpg

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3520 ms

icon_hotline.png

icon_hotline.png

3158 ms

down.gif

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3125 ms

right.gif

right.gif

3294 ms

uppp.jpg

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3535 ms

4.pod

4.pod

2481 ms

Accessibility Review

dienmaylongviet.com.vn accessibility score

61

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

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 valid value for its [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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

dienmaylongviet.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

SEO Factors

dienmaylongviet.com.vn SEO score

80

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

    VN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dienmaylongviet.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 language. Our system also found out that Dienmaylongviet.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

dienmaylongviet.com.vn

Open Graph description is not detected on the main page of Dienmay Long Viet. 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: