2.8 sec in total
314 ms
2.2 sec
209 ms
Visit dvtk.org now to see the best up-to-date DVTk content and also check out these interesting facts you probably never knew about dvtk.org
Visit dvtk.orgWe analyzed Dvtk.org page load time and found that the first response time was 314 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster. This domain responded with an error, which can significantly jeopardize Dvtk.org rating and web reputation
dvtk.org performance score
name
value
score
weighting
Value4.4 s
17/100
10%
Value4.4 s
38/100
25%
Value7.9 s
22/100
10%
Value820 ms
35/100
30%
Value0.197
63/100
15%
Value13.0 s
13/100
10%
314 ms
656 ms
83 ms
149 ms
152 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 80% of them (36 requests) were addressed to the original Dvtk.org, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (787 ms) belongs to the original domain Dvtk.org.
Page size can be reduced by 656.0 kB (21%)
3.2 MB
2.5 MB
In fact, the total size of Dvtk.org main page is 3.2 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. 45% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 25.0 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 4.5 kB, which is 14% 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 25.0 kB or 80% of the original size.
Potential reduce by 109.1 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. DVTk images are well optimized though.
Potential reduce by 356.9 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 356.9 kB or 67% of the original size.
Potential reduce by 165.0 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. Dvtk.org needs all CSS files to be minified and compressed as it can save up to 165.0 kB or 75% of the original size.
Number of requests can be reduced by 24 (60%)
40
16
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DVTk. 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 15 to 1 for CSS and as a result speed up the page load time.
dvtk.org
314 ms
www.dvtk.org
656 ms
wp-emoji-release.min.js
83 ms
select2.min.css
149 ms
styles.css
152 ms
front-style.css
151 ms
buttons.min.css
152 ms
dashicons.min.css
233 ms
mediaelementplayer.min.css
161 ms
wp-mediaelement.css
227 ms
media-views.min.css
223 ms
imgareaselect.css
227 ms
style.css
228 ms
demo.css
244 ms
responsive.css
296 ms
jquery.bxslider.css
298 ms
style-front-end.css
299 ms
jquery.js
377 ms
jquery-migrate.min.js
302 ms
utils.min.js
321 ms
plupload.full.min.js
443 ms
css
31 ms
jquery-1.12.0.js
29 ms
jquery.bxslider.min.js
370 ms
api.js
42 ms
recaptcha__en.js
162 ms
analytics.js
145 ms
logo2.png
155 ms
logo.png
154 ms
serch_icon1.png
155 ms
people_icon.png
154 ms
menu-icon.png
155 ms
test_1920x384_acf_cropped-1.jpg
306 ms
banner_img_1920x384_acf_cropped_1920x384_acf_cropped.png
787 ms
DICOM-Training.png
438 ms
IHE_1920x384_acf_cropped.png
655 ms
People_1920x384_acf_cropped_1920x384_acf_cropped.png
743 ms
br_bg.png
221 ms
bx_loader.gif
154 ms
lft_arrow.png
229 ms
rt_arrow.png
244 ms
5DVGWnz9Skaq1amwwwGZEw.ttf
15 ms
-KZsao_xwBpcExaHoPH8_w.ttf
16 ms
collect
24 ms
pd.js
4 ms
dvtk.org 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
dvtk.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
dvtk.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
Image elements do not have [alt] attributes
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dvtk.org can be misinterpreted by Google and other search engines. Our service has detected that English 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 Dvtk.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.
dvtk.org
Open Graph description is not detected on the main page of DVTk. 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: