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dicen.com.vn screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

dicen.com.vn

dicen.vn

Page Load Speed

4 sec in total

First Response

1.2 sec

Resources Loaded

2.4 sec

Page Rendered

304 ms

dicen.com.vn screenshot

About Website

Click here to check amazing Dicen content. Otherwise, check out these important facts you probably never knew about dicen.com.vn

Dicen Led Lighting, Ho Chi Minh City, Vietnam. 150 likes · 1 talking about this. Công nghệ đèn Led có nhiều ưu điểm so với thiết bị chiếu sáng thông...

Visit dicen.com.vn

Key Findings

We analyzed Dicen.com.vn page load time and found that the first response time was 1.2 sec and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

dicen.com.vn performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.031

100/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

dicen.com.vn

1231 ms

519 ms

bzR9dIGvt6h.css

41 ms

xgj7bXhJNEH.css

54 ms

kyEKgjk51ZE.css

36 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Dicen.com.vn, 68% (63 requests) were made to Static.xx.fbcdn.net and 27% (25 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Dicen.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 190.2 kB (30%)

Content Size

641.7 kB

After Optimization

451.5 kB

  • HTML
  • Images

In fact, the total size of Dicen.com.vn main page is 641.7 kB. 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 403.6 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 187.1 kB

  • Original 238.1 kB
  • After minification 238.0 kB
  • After compression 51.0 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 187.1 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 3.1 kB

  • Original 403.6 kB
  • After minification 400.5 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. Dicen images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 53 (59%)

Requests Now

90

After Optimization

37

  • Images
  • JavaScript
  • CSS

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dicen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dicen.com.vn

dicen.com.vn

1231 ms

519 ms

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41 ms

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Accessibility Review

dicen.com.vn accessibility score

69

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

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

dicen.com.vn best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

dicen.com.vn SEO score

75

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

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 Dicen.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 Dicen.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

dicen.com.vn

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