11.7 sec in total
509 ms
8.7 sec
2.5 sec
Visit amstelpark.nl now to see the best up-to-date Amstelpark content and also check out these interesting facts you probably never knew about amstelpark.nl
Amstelpark is een tennisclub in Amsterdam voor jong en oud en toegankelijk voor alle niveaus. Amstelpark beschikt over 21 gravelbanen en 11 binnenbanen.
Visit amstelpark.nlWe analyzed Amstelpark.nl page load time and found that the first response time was 509 ms and then it took 11.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
amstelpark.nl performance score
name
value
score
weighting
Value3.9 s
24/100
10%
Value7.4 s
4/100
25%
Value5.8 s
49/100
10%
Value950 ms
29/100
30%
Value0.849
4/100
15%
Value8.6 s
37/100
10%
509 ms
1023 ms
311 ms
443 ms
969 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 45% of them (20 requests) were addressed to the original Amstelpark.nl, 7% (3 requests) were made to Cdnjs.cloudflare.com and 7% (3 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Amstelpark.nl.
Page size can be reduced by 142.5 kB (14%)
1.0 MB
864.5 kB
In fact, the total size of Amstelpark.nl main page is 1.0 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. 60% of websites need less resources to load. Images take 722.2 kB which makes up the majority of the site volume.
Potential reduce by 81.9 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 81.9 kB or 78% of the original size.
Potential reduce by 20.7 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. Amstelpark images are well optimized though.
Potential reduce by 1.4 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. This website has mostly compressed JavaScripts.
Potential reduce by 38.5 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. Amstelpark.nl needs all CSS files to be minified and compressed as it can save up to 38.5 kB or 72% of the original size.
Number of requests can be reduced by 28 (74%)
38
10
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Amstelpark. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
amstelpark.nl
509 ms
www.amstelpark.nl
1023 ms
jquery.min.js
311 ms
scrollmagic.js
443 ms
global.js
969 ms
style.css
974 ms
font-awesome.min.css
971 ms
TweenMax.min.js
969 ms
slider.js
968 ms
ScrollMagic.min.js
1403 ms
forms.css
968 ms
createjs-2015.11.26.min.js
1517 ms
jquery.fancybox.css
1469 ms
slider.js
1469 ms
forms.js
1470 ms
slider.css
1468 ms
jquery.fancybox.js
1468 ms
animation.gsap.js
1467 ms
fancybox.init.js
1820 ms
ScrollToPlugin.min.js
1469 ms
debug.addIndicators.js
1922 ms
responsive.css
1818 ms
css
1389 ms
addthis_widget.js
1454 ms
analytics.js
2252 ms
fbevents.js
2249 ms
logo-amstel-wit.png
2156 ms
portaalblokje---tennis_800x600_adaptiveResize.jpg
2155 ms
2019_amstelpark_web_blokje_startpagina_800x600_adaptiveResize.jpg
2914 ms
portaalblokje---squash_800x600_adaptiveResize.png
3684 ms
moatframe.js
2444 ms
_ate.track.config_resp
1761 ms
300lo.json
1125 ms
JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf
1552 ms
JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf
1568 ms
JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aX8.ttf
1568 ms
fontawesome-webfont.woff
800 ms
sh.f48a1a04fe8dbf021b4cda1d.html
785 ms
242700833637736
740 ms
linkid.js
414 ms
collect
473 ms
collect
834 ms
ga-audiences
60 ms
layers.fa6cd1947ce26e890d3d.js
28 ms
amstelpark.nl accessibility score
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
Links do not have a discernible name
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.
amstelpark.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
amstelpark.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
Tap targets are not sized appropriately
NL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Amstelpark.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch 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 Amstelpark.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.
amstelpark.nl
Open Graph description is not detected on the main page of Amstelpark. 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: