3.4 sec in total
346 ms
2.8 sec
183 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 346 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
artis.nl performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value8.2 s
2/100
25%
Value15.5 s
0/100
10%
Value8,760 ms
0/100
30%
Value0.004
100/100
15%
Value20.4 s
2/100
10%
346 ms
99 ms
740 ms
247 ms
166 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 67% of them (34 requests) were addressed to the original Artis.nl, 16% (8 requests) were made to Use.typekit.net and 8% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (740 ms) belongs to the original domain Artis.nl.
Page size can be reduced by 628.8 kB (27%)
2.4 MB
1.7 MB
In fact, the total size of Artis.nl main page is 2.4 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 1.7 MB which makes up the majority of the site volume.
Potential reduce by 22.3 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 22.3 kB or 75% of the original size.
Potential reduce by 13.7 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. ARTIS images are well optimized though.
Potential reduce by 33.5 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 33.5 kB or 60% of the original size.
Potential reduce by 559.3 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 559.3 kB or 91% of the original size.
Number of requests can be reduced by 20 (49%)
41
21
The browser has sent 41 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 21 to 1 for JavaScripts and as a result speed up the page load time.
artis.nl
346 ms
99 ms
9f055e73d696.css
740 ms
modernizr.js
247 ms
cuh8jxw.js
166 ms
viewport-units-buggyfill.js
167 ms
require.js
411 ms
www.artis.nl
132 ms
Artis-logo.png
99 ms
micropia_scan-jezelf_mw_1920x1080.jpg__400x300_q85_crop_subsampling-2.jpg
181 ms
vignet_artisacademie_1920x1080.jpg__400x300_q85_crop_subsampling-2.jpg
250 ms
goudwanggibbon_zingen_r_1920x1080.jpg__400x300_q85_crop_subsampling-2.jpg
180 ms
artisplein_mw_1920x1080.jpg__400x300_q85_crop_subsampling-2.jpg
180 ms
koningszaal_mw_1920x1080.jpg__400x300_q85_crop_subsampling-2.jpg
251 ms
bankgiroloterij_logo_grijs_1265x209.png__320x60_q85_subsampling-2.png
256 ms
vsbfonds_logo_grijs_2606x576.png__120x40_q85_subsampling-2.png
254 ms
logo_cbf.png
256 ms
logo_anbi.png
254 ms
logo_museum.png
332 ms
sneeuwklokjes_voorjaar_r_1920x1080.jpg__1920x0_q85_subsampling-2.jpg
642 ms
micropia_overzicht_museum_meike_hansen_1920x1080.jpg__1920x0_q85_subsampling-2.jpg
400 ms
lezing-niet-zonder-elkaar-bloemen-insecten_vlinder_1920x1080.jpg__1920x0_q85_subsampling-2.jpg
649 ms
leeuw_header_gespiegeld_voor_home_r_1920x1080.jpg__1920x0_q85_subsampling-2.jpg
564 ms
Ck3beKtDZAPQusd--6U6CM857FkBETiONlsOMH-9VstffOYngsM-eMJ6Mk6f5Mb.woff
69 ms
3OQYtIrpyn-JH-EL-NpgmXCvFeg1C6AFZDFI-npm6AqffOVngsM-eMJ6Mk6f5M9.woff
70 ms
3bRPyGngUUMxOF5wlT_ksm9imXmJgaX4TyhVJyY7Qr3ffHangsM-eMJ6Mk6f5MJ.woff
147 ms
icons.woff
318 ms
ce79-M2l6RgW2G9qg3EY7bYCvb0EBTbyEfuzs0zbZ_MffOOngsM-eMJ6Mk6f5Mt.woff
182 ms
4CFKxtszk_p2I4RItcbpN-MyiRHIjv4doeVU59UfeGJffHEsgsMdeMJ6Mk6f5Mv.woff
188 ms
DIFytIoetiFOpAbmLp6hjhFg-4rnbDVd82smSzZ0roIffH_ngsM-eMJ6Mk6f5M3.woff
183 ms
gtm.js
92 ms
config.js
320 ms
p.gif
188 ms
analytics.js
33 ms
430 ms
ec.js
16 ms
collect
25 ms
collect
14 ms
collect
68 ms
quick-object.js
83 ms
i-need-an-adult.js
84 ms
footer.js
84 ms
menu.js
165 ms
swiper.js
166 ms
jquery.js
414 ms
quick-object-implementation.js
139 ms
media-queries.js
140 ms
ScrollMagic.js
225 ms
debug.addIndicators.js
214 ms
206 ms
swiper.js
130 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
N/A
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 neither this language nor any other was claimed in <html> or <meta> tags. 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 description is not detected on the main page of ARTIS. 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: