5 sec in total
263 ms
4.6 sec
152 ms
Visit atscholen.nl now to see the best up-to-date At Scholen content for Netherlands and also check out these interesting facts you probably never knew about atscholen.nl
De Alberdingk Thijm Scholen bestaat uit 18 basisscholen en 6 middelbare scholen in Hilversum en omgeving.
Visit atscholen.nlWe analyzed Atscholen.nl page load time and found that the first response time was 263 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize Atscholen.nl rating and web reputation
atscholen.nl performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value5.5 s
19/100
25%
Value11.9 s
4/100
10%
Value610 ms
49/100
30%
Value0
100/100
15%
Value24.6 s
0/100
10%
263 ms
375 ms
352 ms
186 ms
610 ms
Our browser made a total of 92 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Atscholen.nl, 3% (3 requests) were made to S.ytimg.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Public.atscholen.nl.
Page size can be reduced by 2.2 MB (42%)
5.2 MB
3.0 MB
In fact, the total size of Atscholen.nl main page is 5.2 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. 70% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 146.2 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 146.2 kB or 83% of the original size.
Potential reduce by 60.9 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. At Scholen images are well optimized though.
Potential reduce by 1.3 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 1.3 MB or 72% of the original size.
Potential reduce by 664.5 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. Atscholen.nl needs all CSS files to be minified and compressed as it can save up to 664.5 kB or 85% of the original size.
Number of requests can be reduced by 51 (60%)
85
34
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of At Scholen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
public.atscholen.nl
263 ms
default.aspx
375 ms
corev15.css
352 ms
controls15.css
186 ms
init.js
610 ms
initstrings.js
318 ms
clienttemplates.js
638 ms
ScriptResource.axd
332 ms
blank.js
272 ms
ScriptResource.axd
377 ms
strings.js
842 ms
core.js
1289 ms
mquery.js
436 ms
callout.js
534 ms
calloutusagecontrolscript.js
524 ms
bootstrap.css
650 ms
bootstrap-custom.css
632 ms
custom.css
719 ms
lg.css
728 ms
custom.css
751 ms
modernizr.2.6.2.custom.min.js
729 ms
jquery-1.8.3.min.js
1048 ms
bootstrap.min.js
906 ms
bootstrap-custom.js
824 ms
moment.min.js
1185 ms
isotope.pkgd.min.js
1002 ms
jquery.cycle2.min.js
955 ms
jquery.ba-hashchange.min.js
1002 ms
jquery.xdomainrequest.min.js
1071 ms
main.js
1099 ms
custom.js
1097 ms
custom.js
1251 ms
WebResource.axd
1180 ms
base.css
101 ms
lg.css
109 ms
md.css
197 ms
analytics.js
20 ms
jcS5LHZuQi0
185 ms
spcommon.png
329 ms
favicon.ico
180 ms
searchresultui.png
179 ms
logo-VSAT.png
178 ms
background-geel.jpg
181 ms
IMG_4041.jpg
181 ms
IMG_20160217_144019.jpg
192 ms
IMG_0318.JPG
326 ms
IMG_0041.jpg
325 ms
IMG_0048.jpg
358 ms
irenemuziekjuf.jpg
323 ms
kinderen.jpg
326 ms
IMG_0039.jpg
346 ms
collect
131 ms
atscholen.woff
354 ms
atscholen2.woff
353 ms
sp.init.js
493 ms
dragdrop.js
736 ms
ScriptResx.ashx
366 ms
ecbarw.png
298 ms
corev15.css
440 ms
opendag.jpg
1051 ms
irenemuziekjufheader.jpg
767 ms
zuidafrika3.jpg
1340 ms
tweetalig.jpg
1117 ms
wrm2.jpg
964 ms
lp1.jpg
1412 ms
gg.jpg
1351 ms
kinderen.jpg
1074 ms
IMG_4041.jpg
1162 ms
IMG_20160217_144019.jpg
1181 ms
IMG_0318.JPG
1206 ms
IMG_0041.jpg
1272 ms
IMG_0048.jpg
1289 ms
irenemuziekjuf.jpg
1292 ms
kinderen.jpg
1381 ms
www-embed-player-vflfNyN_r.css
32 ms
www-embed-player.js
51 ms
base.js
74 ms
md.css
1400 ms
IMG_0039.jpg
1374 ms
Learning-beyond-boundaries.png
1438 ms
sharing.js
1368 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
34 ms
ad_status.js
40 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
60 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
60 ms
mediaplayer.js
1204 ms
sp.core.js
1125 ms
sm.css
96 ms
sm.css
97 ms
xs.css
98 ms
xs.css
98 ms
print.css
97 ms
atscholen.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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
atscholen.nl 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
atscholen.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Atscholen.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 Atscholen.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.
atscholen.nl
Open Graph description is not detected on the main page of At Scholen. 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: