5.5 sec in total
1.2 sec
4.1 sec
221 ms
Visit viettelhcm.com.vn now to see the best up-to-date Viettel HCM content and also check out these interesting facts you probably never knew about viettelhcm.com.vn
Lắp Điện Thoại Cố Định, Lắp Điện Thoại Bàn, Lắp Tổng Đài Điện Thoại, Lắp Mạng Viettel. Cung Cấp các Giải Pháp Viễn Thông. Hỗ Trợ 24/24h
Visit viettelhcm.com.vnWe analyzed Viettelhcm.com.vn page load time and found that the first response time was 1.2 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster. This domain responded with an error, which can significantly jeopardize Viettelhcm.com.vn rating and web reputation
viettelhcm.com.vn performance score
name
value
score
weighting
Value4.7 s
13/100
10%
Value4.7 s
33/100
25%
Value8.2 s
20/100
10%
Value620 ms
48/100
30%
Value0.004
100/100
15%
Value9.9 s
27/100
10%
1162 ms
504 ms
812 ms
1378 ms
1143 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that 94% of them (32 requests) were addressed to the original Viettelhcm.com.vn, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Viettelhcm.com.vn.
Page size can be reduced by 456.9 kB (51%)
903.0 kB
446.1 kB
In fact, the total size of Viettelhcm.com.vn main page is 903.0 kB. 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. Javascripts take 385.7 kB which makes up the majority of the site volume.
Potential reduce by 15.0 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. This page needs HTML code to be minified as it can gain 2.3 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 15.0 kB or 69% of the original size.
Potential reduce by 24.4 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 HCM images are well optimized though.
Potential reduce by 278.3 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 278.3 kB or 72% of the original size.
Potential reduce by 139.1 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.com.vn needs all CSS files to be minified and compressed as it can save up to 139.1 kB or 86% of the original size.
Number of requests can be reduced by 9 (29%)
31
22
The browser has sent 31 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 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
viettelhcm.com.vn
1162 ms
styleChung.css
504 ms
style.css
812 ms
bootstrap.css
1378 ms
jquery-1.7.2.min.js
1143 ms
jquery-ui.min.js
1665 ms
PSearch.js
320 ms
c_config.js
515 ms
c_smartmenus.js
873 ms
nivo-slider.css
760 ms
jquery.nivo.slider.js
834 ms
analytics.js
15 ms
bg_body.png
309 ms
bg-menu-header.jpg
300 ms
viettelhochiminh_logo.png
278 ms
header_banner.jpg
277 ms
bg-hotline.png
304 ms
dich_vu_viettel_index_04_07.jpg
247 ms
icon-home-off.png
501 ms
pic01.jpg
897 ms
pic02.jpg
1200 ms
pic03.jpg
911 ms
qua-tang-tin-nhan-478.jpg
643 ms
bullet.gif
568 ms
ch_k_s_CA_1.jpg
766 ms
images_1.jpg
848 ms
imgres_5.jpg
903 ms
button-search.png
1013 ms
collect
20 ms
v_arrow.gif
1083 ms
v_arrow_over.gif
1124 ms
button_view_detail_vn.png
1129 ms
viettelhcm.com.vn
271 ms
arrows.png
269 ms
viettelhcm.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
[aria-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Links do not have a discernible name
viettelhcm.com.vn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
viettelhcm.com.vn SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Viettelhcm.com.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Viettelhcm.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.
viettelhcm.com.vn
Open Graph description is not detected on the main page of Viettel HCM. 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: