3.8 sec in total
307 ms
3.3 sec
157 ms
Visit berlitz.nl now to see the best up-to-date Berlitz content for Netherlands and also check out these interesting facts you probably never knew about berlitz.nl
Wil je Nederlands of een andere taal leren? Met Berlitz Taalcursussen leer je de taal en krijg je het zelfvertrouwen om de taal te spreken en te schrijven.
Visit berlitz.nlWe analyzed Berlitz.nl page load time and found that the first response time was 307 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
berlitz.nl performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value9.0 s
1/100
25%
Value6.4 s
40/100
10%
Value2,080 ms
7/100
30%
Value0.005
100/100
15%
Value12.9 s
13/100
10%
307 ms
1480 ms
6 ms
487 ms
670 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 85% of them (47 requests) were addressed to the original Berlitz.nl, 9% (5 requests) were made to Client.cobrowser.net and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Berlitz.nl.
Page size can be reduced by 400.0 kB (34%)
1.2 MB
771.8 kB
In fact, the total size of Berlitz.nl main page is 1.2 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. 20% of websites need less resources to load. Images take 644.7 kB which makes up the majority of the site volume.
Potential reduce by 22.4 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 22.4 kB or 79% of the original size.
Potential reduce by 21.3 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. Berlitz images are well optimized though.
Potential reduce by 290.7 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 290.7 kB or 69% of the original size.
Potential reduce by 65.5 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. Berlitz.nl needs all CSS files to be minified and compressed as it can save up to 65.5 kB or 84% of the original size.
Number of requests can be reduced by 27 (52%)
52
25
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Berlitz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
berlitz.nl
307 ms
www.berlitz.nl
1480 ms
ga.js
6 ms
cobrowser.async.js
487 ms
jquery.js
670 ms
jquery.cycle.all.min.js
508 ms
general.js
480 ms
style.css
506 ms
elemente.css
295 ms
menu.css
378 ms
slideshow.css
397 ms
__utm.gif
22 ms
collect
60 ms
navsp_38_4b_header.png
98 ms
nav0_worldwide.png
99 ms
nav0_bg.png
98 ms
search_left.png
101 ms
nav0_suchen_new.png
99 ms
logo_new.png
196 ms
basket.png
192 ms
nav1_38_7962.png
193 ms
corner_bottom_left.png
193 ms
corner_bottom_right.png
193 ms
nav1_38_7964.png
197 ms
nav1_38_7966.png
287 ms
nav1_38_7965.png
288 ms
nav1_38_7963.png
288 ms
content_start_bg.png
289 ms
38_BHH_2016_Intro_NL.jpg
866 ms
38_IAMEXPAT.jpg
952 ms
38_BOLS.jpg
1030 ms
teaser_start_bg.png
337 ms
kids_camps.gif
337 ms
teaser_submit.gif
338 ms
bvc_group.gif
433 ms
Teaser_Berlitz_Catalogue_2016.jpg
453 ms
facebook-logo_small.png
432 ms
linkedin_logo_small.png
528 ms
twitter-logo_small.png
529 ms
footer_bg.png
549 ms
footer_bg_l.png
624 ms
footer_bg_r.png
625 ms
BHH_EN.jpg
752 ms
Expat_EN.jpg
719 ms
BOLS_EN.jpg
814 ms
roundborderedge_topleft.png
815 ms
roundborderedge_topright.png
848 ms
roundborderedge_bottomleft.png
910 ms
roundborderedge_bottomright.png
910 ms
recv.php
102 ms
Live_Chat_Button_nl.png
871 ms
comet.php
370 ms
cobrowser.css
83 ms
recv.php
184 ms
style_print.css
97 ms
berlitz.nl accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
Image elements do not have [alt] attributes
Links do not have a discernible name
berlitz.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
Missing source maps for large first-party JavaScript
berlitz.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Berlitz.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Berlitz.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.
berlitz.nl
Open Graph description is not detected on the main page of Berlitz. 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: