3.7 sec in total
336 ms
1.9 sec
1.5 sec
Click here to check amazing DTML content for Vietnam. Otherwise, check out these important facts you probably never knew about dtml.org
Distance Teaching and Mobile Learning aims to provide free educational support to every child around the globe.
Visit dtml.orgWe analyzed Dtml.org page load time and found that the first response time was 336 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
dtml.org performance score
name
value
score
weighting
Value2.5 s
67/100
10%
Value10.1 s
0/100
25%
Value6.8 s
34/100
10%
Value250 ms
84/100
30%
Value0.351
31/100
15%
Value8.0 s
42/100
10%
336 ms
20 ms
91 ms
140 ms
141 ms
Our browser made a total of 56 requests to load all elements on the main page. We found that 80% of them (45 requests) were addressed to the original Dtml.org, 7% (4 requests) were made to Img.youtube.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (862 ms) belongs to the original domain Dtml.org.
Page size can be reduced by 227.0 kB (12%)
1.9 MB
1.6 MB
In fact, the total size of Dtml.org 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 54.3 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 22.5 kB, which is 37% 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 54.3 kB or 88% of the original size.
Potential reduce by 94.4 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. DTML images are well optimized though.
Potential reduce by 42.4 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 42.4 kB or 23% of the original size.
Potential reduce by 35.8 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. Dtml.org needs all CSS files to be minified and compressed as it can save up to 35.8 kB or 44% of the original size.
Number of requests can be reduced by 16 (31%)
51
35
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DTML. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
dtml.org
336 ms
font-awesome.css
20 ms
styles.css
91 ms
maps.css
140 ms
flexnav.css
141 ms
styles.css
143 ms
prettyPhoto.css
139 ms
jquery.min.js
151 ms
jquery.themepunch.revolution.min.js
161 ms
jquery.themepunch.tools.min.js
160 ms
scripts.js
150 ms
jquery.easing-1.3.min.js
149 ms
owl.carousel.js
433 ms
jquery.isotope.min.js
432 ms
jquery.flexnav.min.js
431 ms
jquery.prettyPhoto.js
445 ms
cookiebanner.min.js
444 ms
css
78 ms
analytics.js
661 ms
hqdefault.jpg
713 ms
hqdefault.jpg
688 ms
hqdefault.jpg
672 ms
hqdefault.jpg
783 ms
clouds_retina4-2yqdoj5quytw8tu84f9b7u.png
573 ms
logo.png
572 ms
pattern_balloons.png
572 ms
slide-17.jpg
670 ms
slide-5.jpg
647 ms
slide-47.jpg
692 ms
slide-27.jpg
769 ms
slide-37.jpg
784 ms
icon-2.png
646 ms
icon-1.png
668 ms
icon-3.png
669 ms
250x250-kos-1.jpg
770 ms
250x250-kos-2.jpg
772 ms
250x250-kos-3.jpg
764 ms
250x250-kos-4.jpg
774 ms
250x250-kos-6.jpg
779 ms
250x250-kos-5.jpg
788 ms
250x250-kos-7.jpg
786 ms
150x150-img-1.png
786 ms
grass_retina4-2yqdohngqzju07o7oeuwwa.png
789 ms
300x300-img-1.jpg
791 ms
300x300-img-2.jpg
793 ms
300x300-img-3.jpg
862 ms
70x70-img-1.jpg
848 ms
70x70-img-2.jpg
861 ms
70x70-img-3.jpg
848 ms
fontawesome-webfont.woff
653 ms
S6uyw4BMUTPHjx4wWCWtFCc.woff
476 ms
S6uyw4BMUTPHjxAwWCWtFCfQ7A.woff
548 ms
collect
49 ms
collect
449 ms
loader.gif
43 ms
ga-audiences
46 ms
dtml.org 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
[role]s do not have all required [aria-*] attributes
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
List items (<li>) are not contained within <ul> or <ol> parent elements.
dtml.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
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
dtml.org 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dtml.org 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 Dtml.org 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.
dtml.org
Open Graph description is not detected on the main page of DTML. 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: