6.5 sec in total
359 ms
6.1 sec
69 ms
Welcome to artis.nl homepage info - get ready to check ARTIS best content for Netherlands right away, or after learning these important things about artis.nl
Visit ARTIS Amsterdam Royal Zoo, the historical zoo in central Amsterdam | Things to do for all ages | Also discount tickets with Micropia museum.
Visit artis.nlWe analyzed Artis.nl page load time and found that the first response time was 359 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
artis.nl performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value12.6 s
0/100
25%
Value9.1 s
14/100
10%
Value2,550 ms
4/100
30%
Value0.003
100/100
15%
Value16.7 s
5/100
10%
359 ms
1980 ms
77 ms
643 ms
273 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 76% of them (34 requests) were addressed to the original Artis.nl, 16% (7 requests) were made to Use.typekit.net and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Artis.nl.
Page size can be reduced by 467.9 kB (18%)
2.6 MB
2.1 MB
In fact, the total size of Artis.nl main page is 2.6 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 2.0 MB which makes up the majority of the site volume.
Potential reduce by 25.2 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. This page needs HTML code to be minified as it can gain 3.9 kB, which is 13% 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 25.2 kB or 81% of the original size.
Potential reduce by 11.6 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. ARTIS images are well optimized though.
Potential reduce by 9.2 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 9.2 kB or 27% of the original size.
Potential reduce by 421.9 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. Artis.nl needs all CSS files to be minified and compressed as it can save up to 421.9 kB or 85% of the original size.
Number of requests can be reduced by 19 (54%)
35
16
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ARTIS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.
artis.nl
359 ms
1980 ms
gtm.js
77 ms
screen.css
643 ms
slick.css
273 ms
modernizr.js
273 ms
cuh8jxw.js
122 ms
viewport-units-buggyfill.js
278 ms
require.js
391 ms
uc.js
31 ms
Artis-logo.png
123 ms
stokstaartje_bloem_1920x1080.jpg__1920x0_q85_subsampling-2.jpg
566 ms
heelal_ruimte_sterren_1920x1080.jpg__1920x0_q85_subsampling-2.jpg
448 ms
artis_groote_museum_06_westzaal__artis_maarten_van_der_wal_1.jpg__1920x0_q85_subsampling-2.jpg
625 ms
diatom_kiezelwieren_triceratium_wve_1920x1080.jpg__1920x0_q85_subsampling-2.jpg
364 ms
3life.jpg__1920x0_q85_subsampling-2.jpg
177 ms
vl_logo_2021_diap.png__320x60_q85_subsampling-2.png
270 ms
vsbfonds_logo_wit_web.png__120x40_q85_subsampling-2.png
271 ms
de_plantage_wit_web.png__120x40_q85_subsampling-2.png
360 ms
logo_cbf.png
1339 ms
logo_anbi.png
450 ms
logo_museum.png
455 ms
d
83 ms
d
101 ms
d
100 ms
icons.woff
534 ms
d
116 ms
d
151 ms
d
152 ms
fa-brands-400.woff
527 ms
destination
50 ms
config.js
477 ms
p.gif
30 ms
quick-object.js
93 ms
i-need-an-adult.js
94 ms
footer.js
91 ms
menu.js
92 ms
swiper.js
149 ms
sponsor-carousel.js
179 ms
jquery.js
100 ms
ScrollMagic.js
113 ms
debug.addIndicators.js
111 ms
quick-object-implementation.js
126 ms
swiper.js
118 ms
slick.min.js
94 ms
artis.nl 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.
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
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.
artis.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
artis.nl SEO score
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Artis.nl 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 Artis.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.
artis.nl
Open Graph data is detected on the main page of ARTIS. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: