5.4 sec in total
507 ms
4.7 sec
193 ms
Visit vde-verlag.de now to see the best up-to-date VDE VERLAG content for Germany and also check out these interesting facts you probably never knew about vde-verlag.de
Ihr Fachverlag rund um die Elektrotechnik: DIN-VDE-Normen, bzw. VDE-Bestimmungen, IEC-Normen, Fachbücher, Tagungsbände, Zeitschriften und Seminare.
Visit vde-verlag.deWe analyzed Vde-verlag.de page load time and found that the first response time was 507 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
vde-verlag.de performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value8.0 s
2/100
25%
Value8.2 s
20/100
10%
Value500 ms
58/100
30%
Value0
100/100
15%
Value11.4 s
19/100
10%
507 ms
1543 ms
985 ms
712 ms
539 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 94% of them (34 requests) were addressed to the original Vde-verlag.de, 3% (1 request) were made to Code.etracker.com and 3% (1 request) were made to Etracker.de. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Vde-verlag.de.
Page size can be reduced by 552.6 kB (47%)
1.2 MB
626.8 kB
In fact, the total size of Vde-verlag.de 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. 30% of websites need less resources to load. Javascripts take 454.0 kB which makes up the majority of the site volume.
Potential reduce by 52.1 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. This page needs HTML code to be minified as it can gain 19.9 kB, which is 33% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 52.1 kB or 85% of the original size.
Potential reduce by 24.2 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. VDE VERLAG images are well optimized though.
Potential reduce by 279.7 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 279.7 kB or 62% of the original size.
Potential reduce by 196.5 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. Vde-verlag.de needs all CSS files to be minified and compressed as it can save up to 196.5 kB or 82% of the original size.
Number of requests can be reduced by 5 (15%)
33
28
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VDE VERLAG. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
vde-verlag.de
507 ms
www.vde-verlag.de
1543 ms
main.css
985 ms
custom.css
712 ms
flag_en_normal.gif
539 ms
logo-vde-verlag.gif
544 ms
link-normenbibliothek.gif
890 ms
katalog-2015-menue.jpg
1073 ms
katalog-seminare2016.jpg
756 ms
zeitschriftenarchiv-menue.jpg
893 ms
technothek-menue.jpg
852 ms
bundle.js
1689 ms
Config.js
849 ms
Hyphenator_Loader.js
904 ms
header-bg.gif
199 ms
home_jahresforum_elek_sicherheit.jpg
581 ms
home_norbi_neu.jpg
595 ms
home_fachbuch.jpg
606 ms
home_messe.jpg
331 ms
483896home.gif
551 ms
ebook-home.gif
515 ms
404134home.gif
702 ms
494116home.jpg
735 ms
404131home.gif
771 ms
norm-neuerscheinung-home.jpg
779 ms
rund_ehandwerk.jpg
785 ms
footer-bg.gif
881 ms
drucken.png
909 ms
empfehlen.png
953 ms
securimage_show_empfehlen.php
1025 ms
refresh.png
962 ms
fontawesome-webfont.woff
1050 ms
t.js
555 ms
druck.css
185 ms
cnt_js.php
408 ms
Hyphenator.js
235 ms
vde-verlag.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 input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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.
vde-verlag.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
vde-verlag.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
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vde-verlag.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 Vde-verlag.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.
vde-verlag.de
Open Graph description is not detected on the main page of VDE VERLAG. 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: