4.8 sec in total
305 ms
3.7 sec
838 ms
Click here to check amazing Wadden Sea World Heritage content for Germany. Otherwise, check out these important facts you probably never knew about waddensea-worldheritage.org
Vadehavet er verdens største tidevandsområde, hvor naturlige processer løber uforstyrret langs Danmarks, Hollands og Tysklands kyster.
Visit waddensea-worldheritage.orgWe analyzed Waddensea-worldheritage.org page load time and found that the first response time was 305 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
waddensea-worldheritage.org performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value15.9 s
0/100
25%
Value8.4 s
18/100
10%
Value1,780 ms
10/100
30%
Value0.985
2/100
15%
Value15.5 s
7/100
10%
305 ms
1029 ms
401 ms
350 ms
209 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 88% of them (36 requests) were addressed to the original Waddensea-worldheritage.org, 5% (2 requests) were made to S.ytimg.com and 2% (1 request) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Waddensea-worldheritage.org.
Page size can be reduced by 744.3 kB (19%)
3.9 MB
3.1 MB
In fact, the total size of Waddensea-worldheritage.org main page is 3.9 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. 35% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 22.2 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. 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 22.2 kB or 75% of the original size.
Potential reduce by 262.5 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. Wadden Sea World Heritage images are well optimized though.
Potential reduce by 228.7 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 228.7 kB or 66% of the original size.
Potential reduce by 230.9 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. Waddensea-worldheritage.org needs all CSS files to be minified and compressed as it can save up to 230.9 kB or 82% of the original size.
Number of requests can be reduced by 19 (49%)
39
20
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wadden Sea World Heritage. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
waddensea-worldheritage.org
305 ms
www.waddensea-worldheritage.org
1029 ms
css_845ec960cbde6fbedfdfd60b92a42a0f.css
401 ms
jquery-1.4.2.min.js
350 ms
jquery.socialshareprivacy.min.js
209 ms
js_d5e11301f031e93fe5ef1396a55b1963.js
425 ms
cS4bwCujTSo
137 ms
main.jpg
349 ms
bg-header.png
121 ms
logo.png
214 ms
search-go.gif
113 ms
text-resize-smaller.png
113 ms
text-resize-reset.png
267 ms
text-resize-larger.png
268 ms
pipe.gif
266 ms
arrow-right.png
268 ms
welcome_title_en.jpg
413 ms
sat-wh-small.jpg
1885 ms
ecomare_excursie.jpg
1812 ms
ringelganse_auf_den_halligen.jpg
1004 ms
zugvogeltage.png
612 ms
wsfi_logo.jpg
657 ms
prowad_logo_4c.jpg
921 ms
discovering-wildlife.jpg
732 ms
discovering-places.jpg
770 ms
sts-title.jpg
1481 ms
feed.png
873 ms
waddensea-worldheritage-50x50.jpg
978 ms
logos-partner.png
1023 ms
search-go-white.gif
1085 ms
piwik.js
1079 ms
socialshareprivacy.css
1093 ms
dummy_facebook.png
1138 ms
www-embed-player-vflfNyN_r.css
59 ms
www-embed-player.js
82 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
31 ms
ad_status.js
80 ms
piwik.php
286 ms
socialshareprivacy_on_off.png
101 ms
socialshareprivacy_info.png
166 ms
css_dafba45694feead16aa31ee7f07cbb8b.css
106 ms
waddensea-worldheritage.org 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
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
waddensea-worldheritage.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
waddensea-worldheritage.org 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Waddensea-worldheritage.org 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 Waddensea-worldheritage.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.
waddensea-worldheritage.org
Open Graph description is not detected on the main page of Wadden Sea World Heritage. 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: