Access support.vietmap.vn. VIETMAP JSC - Công Ty Cổ Phần Ứng Dụng Bản Đồ Việt

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value14.3 s

0/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value1,700 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.636

9/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

support.vietmap.vn

769 ms

vietmap.vn

1765 ms

gtm.js

59 ms

stats.min.js

482 ms

js

44 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Support.vietmap.vn, 82% (54 requests) were made to Bizweb.dktcdn.net and 5% (3 requests) were made to Vietmap.vn. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Bizweb.dktcdn.net.

Content Size

6.6 MB

After Optimization

6.1 MB

In fact, the total size of Support.vietmap.vn main page is 6.6 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 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 258.5 kB

Original 352.2 kB
After minification 341.3 kB
After compression 93.7 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. 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 258.5 kB or 73% of the original size.

Image Optimization

-1%

Potential reduce by 79.8 kB

Original 6.0 MB
After minification 5.9 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. Support VIETMAP images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 3.0 kB

Original 108.0 kB
After minification 108.0 kB
After compression 105.0 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

-63%

Potential reduce by 88.4 kB

Original 140.1 kB
After minification 139.4 kB
After compression 51.7 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. Support.vietmap.vn needs all CSS files to be minified and compressed as it can save up to 88.4 kB or 63% of the original size.

Requests Now

After Optimization

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Support VIETMAP. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields do not have accessible names

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

VI
Language Claimed

VI
Encoding

UTF-8

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

support.vietmap.vn

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

Report Summary

Performance

Accessibility

Best Practices

SEO

VIETMAP JSC - Công Ty Cổ Phần Ứng Dụng Bản Đồ Việt

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

support.vietmap.vn

vietmap.vn

gtm.js

stats.min.js

js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

support.vietmap.vn

vietmap.vn

gtm.js

stats.min.js

js

bootstrap-4-3-min.css

main.scss.css

quickviews_popup_cart.scss.css

index.scss.css

responsive.scss.css

DMCABadgeHelper.min.js

quickview.js

index.js

jquery.cookie.min.js

main.js

lazysizes.min.js

fbevents.js

store_events_listener.min.js

logo.png

vietnam_language.png

english_language.png

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slider_7.jpg

brand_1.png

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banner_desktop.png

banner_mobile.png

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