Tools & Wizards About Us

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

viettelhcm.net

Trang Chủ | Trung Tâm Kinh Doanh Viettel

Page Load Speed

16.1 sec in total

First Response

898 ms

Resources Loaded

14.8 sec

Page Rendered

358 ms

About Website

Click here to check amazing Viettel Hcm content for Vietnam. Otherwise, check out these important facts you probably never knew about viettelhcm.net

CHƯƠNG TRÌNH KHUYẾN MÃI HẤP DẪN NĂM 2024 DÀNH CHO KHÁCH HÀNG

Visit viettelhcm.net

Key Findings

We analyzed Viettelhcm.net page load time and found that the first response time was 898 ms and then it took 15.2 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

viettelhcm.net performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value18.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,210 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.312

37/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

viettelhcm.net

898 ms

www.viettelhcm.net

1541 ms

index-gianhang.css

523 ms

macdinh.js

1455 ms

tooltip.js

775 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 74% of them (50 requests) were addressed to the original Viettelhcm.net, 13% (9 requests) were made to Skin.choixanh.net and 3% (2 requests) were made to Mail.opi.yahoo.com. The less responsive or slowest element that took the longest time to load (10.8 sec) belongs to the original domain Viettelhcm.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 402.1 kB (19%)

Content Size

2.2 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Viettelhcm.net main page is 2.2 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. 20% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 51.0 kB

  • Original 63.7 kB
  • After minification 61.8 kB
  • After compression 12.7 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 51.0 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 85.5 kB

  • Original 1.7 MB
  • After minification 1.6 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. Viettel Hcm images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 180.6 kB

  • Original 282.7 kB
  • After minification 282.7 kB
  • After compression 102.1 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 180.6 kB or 64% of the original size.

CSS Optimization

-79%

Potential reduce by 85.0 kB

  • Original 107.9 kB
  • After minification 103.0 kB
  • After compression 22.9 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. Viettelhcm.net needs all CSS files to be minified and compressed as it can save up to 85.0 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (24%)

Requests Now

59

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Viettel Hcm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

viettelhcm.net accessibility score

87

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 input fields do not have accessible names

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

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

viettelhcm.net 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

viettelhcm.net SEO score

84

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

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 Viettelhcm.net 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 Viettelhcm.net 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 Viettel Hcm. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: