Tools & Wizards About Us

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

d2fast.com

Loading...

Page Load Speed

7.7 sec in total

First Response

353 ms

Resources Loaded

5.1 sec

Page Rendered

2.3 sec

About Website

Click here to check amazing D 2 Fast content for Canada. Otherwise, check out these important facts you probably never knew about d2fast.com

Công ty Cổ Phần Tập Đoàn Hương Việt

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Key Findings

We analyzed D2fast.com page load time and found that the first response time was 353 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

d2fast.com performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.167

71/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

www.d2fast.com

353 ms

yue.js

195 ms

ytj.js

201 ms

css2

20 ms

css

942 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 62% of them (46 requests) were addressed to the original D2fast.com, 23% (17 requests) were made to 2482686.com and 3% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain D2fast.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 727.7 kB (9%)

Content Size

8.4 MB

After Optimization

7.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of D2fast.com main page is 8.4 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. 80% 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 8.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 56.4 kB

  • Original 67.9 kB
  • After minification 50.0 kB
  • After compression 11.4 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 17.9 kB, which is 26% 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 56.4 kB or 83% of the original size.

Image Optimization

-8%

Potential reduce by 662.8 kB

  • Original 8.3 MB
  • After minification 7.6 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. D 2 Fast images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 7.8 kB

  • Original 17.7 kB
  • After minification 17.7 kB
  • After compression 10.0 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 7.8 kB or 44% of the original size.

CSS Optimization

-6%

Potential reduce by 709 B

  • Original 11.0 kB
  • After minification 11.0 kB
  • After compression 10.3 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. D2fast.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (10%)

Requests Now

73

After Optimization

66

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D 2 Fast. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

d2fast.com accessibility score

78

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s are not contained by their required parent element

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

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

d2fast.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

d2fast.com SEO score

81

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

    N/A

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise D2fast.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Vietnamese. Our system also found out that D2fast.com 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 D 2 Fast. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: