2.8 sec in total
460 ms
1.9 sec
362 ms
Visit nederland.madscience.org now to see the best up-to-date Nederland Mad Science content for United States and also check out these interesting facts you probably never knew about nederland.madscience.org
Wij lanceren kinderen de toekomst in met het leukste van de wetenschap. Kinderfeestjes, Naschoolse Cursus, Zomerkamp, Workshops & Shows
Visit nederland.madscience.orgWe analyzed Nederland.madscience.org page load time and found that the first response time was 460 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
nederland.madscience.org performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value12.1 s
0/100
25%
Value4.6 s
71/100
10%
Value1,260 ms
19/100
30%
Value0.722
6/100
15%
Value11.2 s
20/100
10%
460 ms
110 ms
124 ms
11 ms
16 ms
Our browser made a total of 110 requests to load all elements on the main page. We found that 27% of them (30 requests) were addressed to the original Nederland.madscience.org, 21% (23 requests) were made to Static.xx.fbcdn.net and 13% (14 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (649 ms) relates to the external source Pbs.twimg.com.
Page size can be reduced by 323.2 kB (24%)
1.4 MB
1.0 MB
In fact, the total size of Nederland.madscience.org main page is 1.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 33.0 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 33.0 kB or 74% of the original size.
Potential reduce by 125.0 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. Obviously, Nederland Mad Science needs image optimization as it can save up to 125.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 136.0 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 136.0 kB or 67% of the original size.
Potential reduce by 29.2 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. Nederland.madscience.org needs all CSS files to be minified and compressed as it can save up to 29.2 kB or 81% of the original size.
Number of requests can be reduced by 42 (39%)
108
66
The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nederland Mad Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
nederland.madscience.org
460 ms
jquery-ui-1.9.2.custom.min.css
110 ms
minified.css
124 ms
jquery.min.js
11 ms
jquery-ui.min.js
16 ms
minified.js
188 ms
common.min.js
87 ms
jquery.validate.min.js
60 ms
theme.css
38 ms
colorpicker.js
32 ms
colorpicker.css
32 ms
recaptcha_ajax.js
48 ms
plusone.js
187 ms
all.js
46 ms
widgets.js
234 ms
analytics.js
154 ms
socialFeedButtons.png
145 ms
header.jpg
148 ms
logo.png
236 ms
header-gradient.png
146 ms
facebook.png
148 ms
flickr.png
197 ms
google-plus.png
195 ms
twitter.png
195 ms
youtube.png
148 ms
feed-icon-28x28.png
196 ms
blank.gif
195 ms
4f9a4c94-2eba-4646-884a-1a594dc2bcee.jpg
264 ms
c0e870bb-6c86-4284-aa61-96c8e5b29791.jpg
264 ms
02f93ec3-2d31-44cf-b45f-04743eacb0c3.jpg
265 ms
bb02b673-de26-4083-9c3b-2866f003b23b.jpg
265 ms
44f90fe5-98fa-42d9-bfb1-6d04870d0609.jpg
263 ms
Button2infoinschrijvenwebsite.jpg
263 ms
madsciencenederlandapp300150.jpg
319 ms
RubeGoldbergContestLogo.png
301 ms
tvwebsite.jpg
342 ms
b5945d8b-f7d1-43a6-8487-4473ae2fdca3.jpg
282 ms
talk-bubble-25x25.png
271 ms
guest.png
271 ms
review_positive.jpg
320 ms
footer.jpg
223 ms
footer-back.jpg
266 ms
606b55d8-1e5d-45e6-8f57-5feb7926586c.png
283 ms
activities
135 ms
public
374 ms
ui-bg_flat_75_ffffff_40x100.png
94 ms
ui-bg_gloss-wave_75_b231ca_500x100.png
125 ms
ui-bg_gloss-wave_50_81019c_500x100.png
94 ms
185 ms
collect
61 ms
cb=gapi.loaded_0
41 ms
xd_arbiter.php
50 ms
xd_arbiter.php
89 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
138 ms
like_box.php
484 ms
syndication
97 ms
345527505798721536
186 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
31 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
101 ms
1tz4l3Ea_normal.jpeg
466 ms
ad36d6391dfcea44f69d9d979dc3eef2_normal.png
496 ms
korenaer_logo_normal.png
511 ms
f5GOgTFX_normal.jpg
511 ms
c2SrXIdd_normal.jpg
510 ms
VnX69bj8_normal.jpg
511 ms
Cd2uhBXWIAAFQUP.jpg:small
630 ms
Cdvd58SWEAAlQve.jpg:small
594 ms
Cdp41ETWIAE8bx4.jpg:small
591 ms
CdnRwgwWIAAtKBf.jpg:small
591 ms
CdRQ6c7XEAENrDb.jpg:small
579 ms
CdiHBJLWwAIurIy.jpg:small
579 ms
CcunHjOW8AEdnVG.jpg:small
645 ms
Ccpdh02XEAA7jkn.jpg:small
649 ms
kyEKgjk51ZE.css
46 ms
xgj7bXhJNEH.css
49 ms
Czh0gDTFcBt.css
44 ms
N-k91nHCZS2.css
58 ms
ZeuPykSxSED.css
67 ms
q68gy-v_YMF.js
65 ms
FJmpeSpHpjS.js
101 ms
0wM5s1Khldu.js
64 ms
1bNoFZUdlYZ.js
63 ms
njO1TPvGzoR.js
99 ms
1QuX41zDRrx.js
117 ms
Oagsvfb4VWi.js
116 ms
LTv6ZK-5zxz.js
124 ms
1FCa-btixu2.js
121 ms
1908322_742361105805467_7028510939862892918_n.jpg
185 ms
safe_image.php
194 ms
safe_image.php
81 ms
67031_518157838225796_973390945_n.jpg
67 ms
2985_1074663382567460_2164194377055504264_n.jpg
185 ms
12002856_908608775872055_947844321303815121_n.jpg
122 ms
62479_592911634078377_2031687236_n.jpg
140 ms
11928590_911644112216202_9043256351605317240_n.jpg
76 ms
12801627_1119019818164086_1743518190333659961_n.jpg
184 ms
10151260_272216316279645_1015708746_n.jpg
78 ms
1794_1081695371872037_2276661503099441170_n.jpg
121 ms
12832358_1080589975315910_1707017891516374990_n.jpg
107 ms
1935633_1080563941985180_5726685190297594448_n.jpg
122 ms
wL6VQj7Ab77.png
42 ms
s7jcwEQH7Sx.png
43 ms
pimRBh7B6ER.png
42 ms
QDwYpIaRyfG.png
42 ms
bNvHN6v1NeH.png
42 ms
b53Ajb4ihCP.gif
42 ms
K00K-UgnsKu.png
52 ms
jot
41 ms
I6-MnjEovm5.js
3 ms
pQrUxxo5oQp.js
7 ms
nederland.madscience.org 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
nederland.madscience.org 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
Page has valid source maps
nederland.madscience.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Page is blocked from indexing
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nederland.madscience.org 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 Nederland.madscience.org 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.
nederland.madscience.org
Open Graph description is not detected on the main page of Nederland Mad Science. 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: