9.8 sec in total
956 ms
8.8 sec
22 ms
Welcome to viettel.com.vn homepage info - get ready to check Viettel best content for Vietnam right away, or after learning these important things about viettel.com.vn
Tập Đoàn Công Nghiệp - Viễn Thông Quân Đội (Viettel) Tiên Phong Xây Dựng Các Nền Tảng Số, Là Nơi Mỗi Thành Viên Trong Xã Hội Cộng Hưởng Để Cùng Kiến Tạo Xã Hội Số.
Visit viettel.com.vnWe analyzed Viettel.com.vn page load time and found that the first response time was 956 ms and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
viettel.com.vn performance score
name
value
score
weighting
Value9.0 s
0/100
10%
Value9.2 s
1/100
25%
Value27.8 s
0/100
10%
Value1,160 ms
22/100
30%
Value0.172
69/100
15%
Value37.6 s
0/100
10%
956 ms
552 ms
560 ms
1095 ms
843 ms
Our browser made a total of 95 requests to load all elements on the main page. We found that 97% of them (92 requests) were addressed to the original Viettel.com.vn, 3% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Viettel.com.vn.
Page size can be reduced by 409.7 kB (39%)
1.1 MB
644.4 kB
In fact, the total size of Viettel.com.vn main page is 1.1 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. 55% of websites need less resources to load. Images take 603.7 kB which makes up the majority of the site volume.
Potential reduce by 369.1 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 114.8 kB, which is 25% 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 369.1 kB or 82% of the original size.
Potential reduce by 40.5 kB
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 images are well optimized though.
Number of requests can be reduced by 36 (65%)
55
19
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Viettel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and as a result speed up the page load time.
956 ms
jquery-3.6.0.min.8fb8fee4fcc3.js
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globe.c8d6d4dab509.js
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animation-data.5d594248c338.js
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viettel.com.vn accessibility score
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
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
ARIA IDs are not unique
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
viettel.com.vn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
viettel.com.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Viettel.com.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 Viettel.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.
viettel.com.vn
Open Graph description is not detected on the main page of Viettel. 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: