4 sec in total
316 ms
3.5 sec
212 ms
Click here to check amazing HNF content for Germany. Otherwise, check out these important facts you probably never knew about hnf.de
Das Heinz Nixdorf MuseumsForum ist das weltgrößte Computermuseum und zudem ein lebendiger Veranstaltungsort in Paderborn.
Visit hnf.deWe analyzed Hnf.de page load time and found that the first response time was 316 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
hnf.de performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value14.3 s
0/100
25%
Value7.8 s
23/100
10%
Value1,810 ms
9/100
30%
Value1.097
1/100
15%
Value12.8 s
13/100
10%
316 ms
113 ms
23 ms
226 ms
224 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 89% of them (41 requests) were addressed to the original Hnf.de, 4% (2 requests) were made to Vjs.zencdn.net and 4% (2 requests) were made to Sdc.hnf.de. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Hnf.de.
Page size can be reduced by 67.4 kB (4%)
1.8 MB
1.7 MB
In fact, the total size of Hnf.de main page is 1.8 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 24.7 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 24.7 kB or 79% of the original size.
Potential reduce by 42.7 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. HNF images are well optimized though.
Potential reduce by 19 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 11 B
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. Hnf.de has all CSS files already compressed.
Number of requests can be reduced by 22 (49%)
45
23
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HNF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
start.html
316 ms
stylesheet_ed54420853.css
113 ms
video-js.css
23 ms
main.css
226 ms
rte.css
224 ms
slightbox.css
232 ms
webtrends_hnf.js
228 ms
video.js
21 ms
main.js
228 ms
jquery.1.6.1.min.js
334 ms
jquery.easing.1.3.js
330 ms
jquery.cycle.all.2.99.min.js
333 ms
jquery.equalHeights.js
332 ms
slimbox.2.0.4.yui.js
330 ms
jquery.placeholder.js
333 ms
userfunctions.bn.js
441 ms
logo-hnf.png
439 ms
Ada_620x290.jpg
913 ms
Nixdorf-Biographie.jpg
548 ms
Jetzt-helfe-ich-mir-selbst_03.jpg
442 ms
Kibo-Kollegen.jpg
667 ms
Blog_09.jpg
655 ms
Highlightfuehrung_07.jpg
662 ms
facebook-fan_de.png
550 ms
iPad_.jpg
658 ms
Programmheft_2_2016.jpg
874 ms
Logo_b4c.jpg
871 ms
fonts.css
552 ms
body-bg.png
112 ms
nav-main-act-bg.png
114 ms
submit-searchbox.png
114 ms
flag-de.png
195 ms
flag-gb.png
198 ms
flag-fr.png
222 ms
flag-nl.png
225 ms
HNF-Jan-Braun-Startseite-689-05_10.jpg
782 ms
Underwood_01.jpg
560 ms
HNF-Jan-Braun-Startseite-689-04_02.jpg
735 ms
Ada2.jpg
413 ms
HNF-Jan-Braun-Startseite-689-06_08.jpg
1020 ms
HNF-Jan-Braun-Startseite-689-07_12.jpg
1106 ms
footer-bg.png
522 ms
wtid.js
419 ms
__utm.gif
50 ms
dcs.gif
302 ms
print.css
114 ms
hnf.de 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.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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
hnf.de 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
hnf.de SEO score
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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hnf.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Hnf.de 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.
hnf.de
Open Graph description is not detected on the main page of HNF. 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: