2.6 sec in total
363 ms
2.1 sec
141 ms
Visit alpha-deuren.nl now to see the best up-to-date Alpha Deuren content and also check out these interesting facts you probably never knew about alpha-deuren.nl
Visit alpha-deuren.nlWe analyzed Alpha-deuren.nl page load time and found that the first response time was 363 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
alpha-deuren.nl performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value5.2 s
24/100
25%
Value5.3 s
58/100
10%
Value130 ms
96/100
30%
Value0.013
100/100
15%
Value4.8 s
79/100
10%
363 ms
557 ms
295 ms
386 ms
552 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 62% of them (24 requests) were addressed to the original Alpha-deuren.nl, 18% (7 requests) were made to Youtube.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (668 ms) belongs to the original domain Alpha-deuren.nl.
Page size can be reduced by 1.8 MB (70%)
2.5 MB
742.9 kB
In fact, the total size of Alpha-deuren.nl main page is 2.5 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. Javascripts take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 11.8 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 11.8 kB or 67% of the original size.
Potential reduce by 12.0 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. Alpha Deuren images are well optimized though.
Potential reduce by 1.1 MB
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 1.1 MB or 71% of the original size.
Potential reduce by 665.8 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. Alpha-deuren.nl needs all CSS files to be minified and compressed as it can save up to 665.8 kB or 85% of the original size.
Number of requests can be reduced by 19 (58%)
33
14
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alpha Deuren. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
alpha-deuren.nl
363 ms
www.alpha-deuren.nl
557 ms
default.css
295 ms
skin.css
386 ms
jquery.min.js
552 ms
jquery-migrate.min.js
267 ms
jquery-ui.min.js
668 ms
script.js
280 ms
Telerik.Web.UI.WebResource.axd
560 ms
dnn.js
309 ms
dnn.modalpopup.js
370 ms
dnn.servicesframework.js
388 ms
dnncore.js
394 ms
initWidgets.js
459 ms
ga.js
18 ms
nl-NL.gif
91 ms
de-DE.gif
98 ms
fr-FR.gif
98 ms
en-GB.gif
99 ms
pl-PL.gif
97 ms
DoorCalculation.png
100 ms
U_jfmu9BhU4
52 ms
__utm.gif
26 ms
header.jpg
403 ms
spacer.gif
157 ms
-tpKXGsmbt0
14 ms
DotNetNukeAjaxShared.js
150 ms
-tpKXGsmbt0
63 ms
U_jfmu9BhU4
95 ms
www-player-vflMqr8uC.css
3 ms
www-embed-player.js
20 ms
base.js
41 ms
widgets.js
178 ms
id
164 ms
8K3Zg6NpZGSge3qWJUIO0OW0x1SCW4IXoAiImY1mvc4.js
164 ms
ad_status.js
212 ms
logo_ringo-vflOpz8ZI.png
138 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
88 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
92 ms
alpha-deuren.nl accessibility score
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
<frame> or <iframe> elements do not have a title
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
alpha-deuren.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Page has valid source maps
alpha-deuren.nl SEO score
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
NL
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alpha-deuren.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Alpha-deuren.nl 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.
alpha-deuren.nl
Open Graph description is not detected on the main page of Alpha Deuren. 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: