14.7 sec in total
1.6 sec
12.9 sec
168 ms
Click here to check amazing TAS content for Vietnam. Otherwise, check out these important facts you probably never knew about tas.edu.vn
Welcome to The American School (TAS), the premier American international school in Ho Chi Minh City, Vietnam. Enrollment is available from nursery to high school, where students can develop academic e...
Visit tas.edu.vnWe analyzed Tas.edu.vn page load time and found that the first response time was 1.6 sec and then it took 13.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
tas.edu.vn performance score
name
value
score
weighting
Value4.1 s
20/100
10%
Value19.9 s
0/100
25%
Value14.5 s
1/100
10%
Value1,010 ms
27/100
30%
Value0.02
100/100
15%
Value15.5 s
7/100
10%
1634 ms
821 ms
561 ms
1146 ms
1155 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 87% of them (67 requests) were addressed to the original Tas.edu.vn, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Tas.edu.vn.
Page size can be reduced by 1.1 MB (56%)
1.9 MB
841.6 kB
In fact, the total size of Tas.edu.vn main page is 1.9 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. 35% of websites need less resources to load. Javascripts take 959.1 kB which makes up the majority of the site volume.
Potential reduce by 65.4 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 27.2 kB, which is 36% 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 65.4 kB or 86% of the original size.
Potential reduce by 16.0 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. TAS images are well optimized though.
Potential reduce by 685.4 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 685.4 kB or 71% of the original size.
Potential reduce by 323.9 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. Tas.edu.vn needs all CSS files to be minified and compressed as it can save up to 323.9 kB or 85% of the original size.
Number of requests can be reduced by 48 (65%)
74
26
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TAS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
1634 ms
widgetkit-67b8059e.css
821 ms
grid-responsive.css
561 ms
bootstrap.css
1146 ms
master-958697762c3752d83be2ee5061b69281.css
1155 ms
master-safari.css
583 ms
master-webkit.css
860 ms
demo-958697762c3752d83be2ee5061b69281.css
1120 ms
mediaqueries.css
1113 ms
menu.css
1381 ms
rt_hadron-custom.css
1421 ms
layerslider.css
1656 ms
layerslider.transitiongallery.css
1659 ms
imagelightbox.css
1679 ms
template.css
1714 ms
mootools-core.js
2702 ms
core.js
1976 ms
caption.js
2226 ms
mootools-more.js
3424 ms
jquery-2.1.3.min.js
3070 ms
jquery-migrate-1.2.1.min.js
2263 ms
jquerynoconflict.js
2567 ms
kien.js
2802 ms
widgetkit-84a2017f.js
3077 ms
chart.js
3172 ms
browser-engines.js
3250 ms
rokmediaqueries.js
3337 ms
rokmediaqueries.js
3627 ms
sidemenu.js
3671 ms
layerslider.kreaturamedia.js
4648 ms
TweenMax.min.js
50 ms
layerslider.transitions.js
3815 ms
imagelightbox.js
3914 ms
css
65 ms
conversion.js
34 ms
lightbox.js
797 ms
mediaelement-and-player.js
1304 ms
spotlight.js
778 ms
analytics.js
40 ms
atrk.js
96 ms
headerbg-1.png
298 ms
headerflag-2.png
2556 ms
tas-logo-white.png
1150 ms
vi.gif
582 ms
en.gif
601 ms
menubg.jpg
671 ms
menu-divide.png
859 ms
blank.gif
1147 ms
button-calendar.jpg
1158 ms
button-viewall.png
1234 ms
arrow-down.png
1439 ms
arrow-up.png
1679 ms
button-news.jpg
1705 ms
button-gallery.jpg
1723 ms
video-gallery-pic.jpg
2428 ms
photo-gallery-pic.jpg
2522 ms
icon-facebook.png
2402 ms
icon-youtube.png
2417 ms
icon-mytas.png
2425 ms
wasc-logo.png
3787 ms
Logo-CollegeBoard3.png
2971 ms
logo-common-core.png
3579 ms
Logo-Fairmont2.png
2999 ms
Logo-Missouri2.png
3363 ms
bg-pattern1.png
3111 ms
bg-line.png
3529 ms
bg-pattern4.png
3552 ms
fontawesome-webfont.woff
4518 ms
65 ms
skin.css
3870 ms
collect
22 ms
atrk.gif
28 ms
62 ms
test.png
132 ms
early-childhood-center-en.jpg
4598 ms
skin.png
574 ms
loading.gif
531 ms
tas.edu.vn accessibility score
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
tas.edu.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
tas.edu.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tas.edu.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 Tas.edu.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.
tas.edu.vn
Open Graph description is not detected on the main page of TAS. 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: