Tools & Wizards About Us
a2viz.com.vn screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

a2viz.com.vn

A2VIZ: PHOI CANH 3D | PHIM 3D KIEN TRUC | CONCEPT DESIGN

Page Load Speed

7.1 sec in total

First Response

2.7 sec

Resources Loaded

4 sec

Page Rendered

329 ms

a2viz.com.vn screenshot

About Website

Click here to check amazing A2VIZ content for Vietnam. Otherwise, check out these important facts you probably never knew about a2viz.com.vn

a2 Visualization là đơn vị chuyên nghiệp trong lĩnh vực diễn họa phối cảnh kiến trúc, thiết kế concept, làm phim 3d kiến trúc, nội thất dự án bất động sản.

Visit a2viz.com.vn

Key Findings

We analyzed A2viz.com.vn page load time and found that the first response time was 2.7 sec and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

a2viz.com.vn performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.504

16/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

a2viz.com.vn

2690 ms

analytics.js

19 ms

collect

12 ms

js

95 ms

wp-emoji-release.min.js

100 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 88% of them (45 requests) were addressed to the original A2viz.com.vn, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain A2viz.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 600.1 kB (23%)

Content Size

2.6 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of A2viz.com.vn main page is 2.6 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 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 18.6 kB

  • Original 24.3 kB
  • After minification 21.6 kB
  • After compression 5.7 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 2.7 kB, which is 11% 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 18.6 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 24.0 kB

  • Original 1.8 MB
  • After minification 1.8 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. A2VIZ images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 274.4 kB

  • Original 397.3 kB
  • After minification 390.6 kB
  • After compression 122.9 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 274.4 kB or 69% of the original size.

CSS Optimization

-81%

Potential reduce by 283.1 kB

  • Original 348.0 kB
  • After minification 322.0 kB
  • After compression 64.9 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. A2viz.com.vn needs all CSS files to be minified and compressed as it can save up to 283.1 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (66%)

Requests Now

47

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A2VIZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

a2viz.com.vn

a2viz.com.vn

2690 ms

analytics.js

analytics.js

19 ms

collect

collect

12 ms

js

js

95 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

100 ms

aalb_basics.css

aalb_basics.css

132 ms

styles.css

styles.css

138 ms

wonderplugingridgalleryengine.css

wonderplugingridgalleryengine.css

267 ms

css

css

37 ms

genericons.css

genericons.css

265 ms

style.css

style.css

142 ms

app.css

app.css

165 ms

jquery-3.2.1.min.js

jquery-3.2.1.min.js

433 ms

jquery-migrate-3.0.0.min.js

jquery-migrate-3.0.0.min.js

197 ms

wonderplugingridlightbox.js

wonderplugingridlightbox.js

446 ms

wonderplugingridgallery.js

wonderplugingridgallery.js

284 ms

custom_style.css

custom_style.css

315 ms

bootstrap.min.css

bootstrap.min.css

463 ms

bootstrap-theme.min.css

bootstrap-theme.min.css

386 ms

animation.css

animation.css

403 ms

font-awesome.min.css

font-awesome.min.css

444 ms

custom.css

custom.css

461 ms

responsive.css

responsive.css

471 ms

scripts.js

scripts.js

515 ms

imagesloaded.min.js

imagesloaded.min.js

516 ms

masonry.min.js

masonry.min.js

516 ms

jquery.masonry.min.js

jquery.masonry.min.js

516 ms

functions.js

functions.js

520 ms

wp-embed.min.js

wp-embed.min.js

523 ms

html5shiv.js

html5shiv.js

575 ms

jquery.js

jquery.js

1348 ms

bootstrap.min.js

bootstrap.min.js

594 ms

animation.js

animation.js

593 ms

custom.js

custom.js

598 ms

script.js

script.js

593 ms

164217865

164217865

268 ms

logo.jpg

logo.jpg

213 ms

our-services.png

our-services.png

228 ms

conceptdesign_final.jpg

conceptdesign_final.jpg

408 ms

drafting_service.jpg

drafting_service.jpg

352 ms

2850.jpg

2850.jpg

353 ms

our-services-img-3.jpg

our-services-img-3.jpg

333 ms

our-services-img-4.jpg

our-services-img-4.jpg

347 ms

bleu-ciel-14846238367.jpg

bleu-ciel-14846238367.jpg

517 ms

awards-icon.png

awards-icon.png

408 ms

copncept_new.jpg

copncept_new.jpg

413 ms

award-news-1.jpg

award-news-1.jpg

415 ms

award-news-2.jpg

award-news-2.jpg

467 ms

award-bg.jpg

award-bg.jpg

451 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

396 ms

api.js

api.js

14 ms

Accessibility Review

a2viz.com.vn accessibility score

72

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

Links do not have a discernible name

Best Practices

a2viz.com.vn best practices score

58

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

a2viz.com.vn SEO score

83

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

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 A2viz.com.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 A2viz.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

a2viz.com.vn

Open Graph description is not detected on the main page of A2VIZ. 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: