3.7 sec in total
354 ms
3 sec
327 ms
Click here to check amazing IDFA content for Netherlands. Otherwise, check out these important facts you probably never knew about idfa.nl
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Visit idfa.nlWe analyzed Idfa.nl page load time and found that the first response time was 354 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
idfa.nl performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value12.7 s
0/100
25%
Value7.5 s
27/100
10%
Value1,150 ms
22/100
30%
Value0
100/100
15%
Value13.1 s
12/100
10%
354 ms
688 ms
103 ms
296 ms
271 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 82% of them (60 requests) were addressed to the original Idfa.nl, 4% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to Netdna.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (866 ms) belongs to the original domain Idfa.nl.
Page size can be reduced by 675.8 kB (50%)
1.3 MB
671.5 kB
In fact, the total size of Idfa.nl main page is 1.3 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. 40% of websites need less resources to load. Javascripts take 692.2 kB which makes up the majority of the site volume.
Potential reduce by 34.1 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 34.1 kB or 64% of the original size.
Potential reduce by 109.1 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, IDFA needs image optimization as it can save up to 109.1 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 431.9 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 431.9 kB or 62% of the original size.
Potential reduce by 100.8 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. Idfa.nl needs all CSS files to be minified and compressed as it can save up to 100.8 kB or 82% of the original size.
Number of requests can be reduced by 31 (48%)
65
34
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IDFA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
idfa.nl
354 ms
www.idfa.nl
688 ms
nl.aspx
103 ms
industry.aspx
296 ms
default.min.css
271 ms
font-awesome.css
33 ms
jquery.min.js
62 ms
modernizr.min.js
334 ms
jquery.plugins.min.js
294 ms
idfa.min.js
360 ms
scripts.min.js
454 ms
shadowbox.min.js
549 ms
Telerik.Web.UI.WebResource.axd
369 ms
WebResource.axd
543 ms
buttons.js
36 ms
Telerik.Web.UI.WebResource.axd
866 ms
sizzle.js
93 ms
shadowbox-en.js
96 ms
shadowbox-iframe.js
96 ms
swfobject.js
91 ms
shadowbox-swf.js
90 ms
shadowbox-jquery.js
180 ms
IDFA-logo-2016-light-outline.png
93 ms
IDFA-logo-2016-mail-light-outline-print.png
94 ms
winners2015.jpg
328 ms
BarberAmongtheBelievers.jpg
184 ms
FilmmakersBreakfast_334x175.jpg
324 ms
BenjaminBarber_334x175.jpg
214 ms
4692_3.jpg
214 ms
5951_1.jpg
215 ms
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323 ms
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324 ms
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426 ms
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427 ms
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429 ms
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429 ms
4964_1.jpg
428 ms
Program_EN_S.png
418 ms
Practicalinfo_EN_S.png
503 ms
Industryoffice_EN_S.png
514 ms
Festivalnews_EN_S.png
515 ms
facebook50.jpg
517 ms
twitter50.jpg
518 ms
instagram50.jpg
519 ms
tumblr50.jpg
585 ms
pinterest50.jpg
618 ms
vpro.png
618 ms
oxfam.png
617 ms
volkskrant.png
618 ms
bankgiro.png
616 ms
fonds21.png
666 ms
vsb.png
718 ms
bdda.png
717 ms
social_sprite.png
544 ms
zoekglas.png
506 ms
avantgaritcbybtextlig-webfont.woff
504 ms
thesanextbolpla-webfont.woff
543 ms
fontawesome-webfont.woff
4 ms
fontawesome-webfont.woff
592 ms
twitter.png
589 ms
ga.js
127 ms
analytics.js
104 ms
getAllAppDefault.esi
272 ms
highlight.png
495 ms
collect
26 ms
collect
63 ms
collect
38 ms
__utm.gif
19 ms
getSegment.php
37 ms
t.dhj
80 ms
print.css
92 ms
idfa.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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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
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
idfa.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
idfa.nl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Idfa.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Idfa.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.
idfa.nl
Open Graph description is not detected on the main page of IDFA. 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: