Tools & Wizards About Us

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 70

    SEO

    Google-friendlier than
    30% of websites

atad.vn

Steel Buildings, Steel Structure - ATAD Corporation

Page Load Speed

10.9 sec in total

First Response

349 ms

Resources Loaded

9.6 sec

Page Rendered

949 ms

About Website

Welcome to atad.vn homepage info - get ready to check ATAD best content for Vietnam right away, or after learning these important things about atad.vn

ATAD specializes in consulting, design, manufacturing & erection of steel buildings, steel structure & pre-engineered buildings products

Visit atad.vn

Key Findings

We analyzed Atad.vn page load time and found that the first response time was 349 ms and then it took 10.5 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

atad.vn performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

22/100

25%

SI (Speed Index)

Value29.8 s

0/100

10%

TBT (Total Blocking Time)

Value26,530 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.317

37/100

15%

TTI (Time to Interactive)

Value78.8 s

0/100

10%

Network Requests Diagram

atad.vn

349 ms

atad.vn

290 ms

mediaelementplayer-legacy.min.css

53 ms

wp-mediaelement.min.css

61 ms

wpo-minify-header-18371848.min.css

176 ms

Our browser made a total of 364 requests to load all elements on the main page. We found that 23% of them (82 requests) were addressed to the original Atad.vn, 38% (139 requests) were made to I0.wp.com and 14% (52 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (6.1 sec) belongs to the original domain Atad.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 315.0 kB (5%)

Content Size

6.0 MB

After Optimization

5.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Atad.vn main page is 6.0 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. Only a small number of websites need less resources to load. Images take 5.0 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 189.9 kB

  • Original 218.9 kB
  • After minification 196.2 kB
  • After compression 29.0 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 189.9 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 43.6 kB

  • Original 5.0 MB
  • After minification 4.9 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. ATAD images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 6.3 kB

  • Original 560.3 kB
  • After minification 560.3 kB
  • After compression 554.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-26%

Potential reduce by 75.2 kB

  • Original 289.0 kB
  • After minification 273.6 kB
  • After compression 213.8 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. Atad.vn needs all CSS files to be minified and compressed as it can save up to 75.2 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 66 (21%)

Requests Now

319

After Optimization

253

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 319 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ATAD. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

atad.vn accessibility score

69

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

[aria-hidden="true"] elements contain focusable descendents

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Internationalization and localization

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

Impact

Issue

High

[lang] attributes do not have a valid value

Best Practices

atad.vn best practices score

67

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

atad.vn SEO score

70

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Atad.vn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Atad.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

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