8.3 sec in total
692 ms
5.8 sec
1.8 sec
Welcome to dvs-n.de homepage info - get ready to check DVS N best content right away, or after learning these important things about dvs-n.de
DVS-Nawroth aus dem Raum Köln ist Ihr Technikdienstleister für IT-Technik, Medientechnik, Veranstaltungstechnik und Konferenztechnik. Besuchen Sie auch unseren Onlineshop (Beamershop) mit Angeboten zu...
Visit dvs-n.deWe analyzed Dvs-n.de page load time and found that the first response time was 692 ms and then it took 7.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
dvs-n.de performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value11.3 s
0/100
25%
Value4.9 s
65/100
10%
Value170 ms
93/100
30%
Value0.16
73/100
15%
Value6.0 s
64/100
10%
692 ms
199 ms
302 ms
397 ms
499 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 92% of them (60 requests) were addressed to the original Dvs-n.de, 5% (3 requests) were made to App.usercentrics.eu and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Api.usercentrics.eu.
Page size can be reduced by 35.5 kB (3%)
1.3 MB
1.3 MB
In fact, the total size of Dvs-n.de 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. 80% 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 1.3 MB which makes up the majority of the site volume.
Potential reduce by 20.7 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 20.7 kB or 76% of the original size.
Potential reduce by 14.8 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. DVS N images are well optimized though.
Number of requests can be reduced by 28 (46%)
61
33
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DVS N. 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 12 to 1 for CSS and as a result speed up the page load time.
dvs-n.de
692 ms
bootstrap.css
199 ms
content.css
302 ms
system.css
397 ms
template.css
499 ms
megamenu.css
395 ms
off-canvas.css
383 ms
font-awesome.min.css
387 ms
custom.css
396 ms
settings.css
664 ms
captions.css
672 ms
main.js
262 ms
jquery.min.js
679 ms
jquery-noconflict.js
667 ms
jquery-migrate.min.js
661 ms
caption.js
657 ms
bootstrap.js
676 ms
jquery.tap.min.js
646 ms
off-canvas.js
660 ms
script.js
659 ms
menu.js
662 ms
modernizr.custom.61760.js
655 ms
jquery.equalheights.min.js
655 ms
jquery.masonry.min.js
649 ms
script.js
648 ms
jquery.themepunch.plugins.min.js
683 ms
jquery.themepunch.revolution.min.js
686 ms
js
210 ms
system.css
422 ms
font-awesome.css
393 ms
bundle.js
739 ms
bg.png
220 ms
logo-gray.png
843 ms
meetingroom.jpg
895 ms
tablet.png
896 ms
lampe.jpg
897 ms
beamer1.png
853 ms
medienwand.jpg
926 ms
slide2-image1.png
844 ms
01panasonic.jpg
847 ms
02epson.jpg
851 ms
03christie.jpg
850 ms
04eiki.jpg
886 ms
05optoma.jpg
887 ms
06celexon.jpg
888 ms
07viewsonic.jpg
930 ms
08lg.jpg
931 ms
09nec.jpg
943 ms
10acer.jpg
953 ms
11benq.jpg
943 ms
12kindermann.jpg
944 ms
profile.jpg
956 ms
icon1.png
1007 ms
icon2.png
1005 ms
icon3.png
1005 ms
icon4.png
977 ms
arrow-footer.png
975 ms
loader.gif
975 ms
timer.png
992 ms
shadow1.png
1000 ms
1px.png
191 ms
de.json
1381 ms
fontawesome-webfont.woff
741 ms
large_right.png
110 ms
slide2-image1.png
100 ms
dvs-n.de 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
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.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
dvs-n.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
dvs-n.de SEO score
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 Dvs-n.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 Dvs-n.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.
dvs-n.de
Open Graph description is not detected on the main page of DVS N. 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: