5.3 sec in total
382 ms
4.6 sec
321 ms
Visit dvg-duisburg.de now to see the best up-to-date DVG Duisburg content for Germany and also check out these interesting facts you probably never knew about dvg-duisburg.de
Die Duisburger Verkehrsgesellschaft AG (DVG) bewegt in ihren Bussen und Bahnen täglich über 165.000 Fahrgäste in Duisburg und über die Stadtgrenzen hinaus.
Visit dvg-duisburg.deWe analyzed Dvg-duisburg.de page load time and found that the first response time was 382 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.
dvg-duisburg.de performance score
name
value
score
weighting
Value10.9 s
0/100
10%
Value16.7 s
0/100
25%
Value19.3 s
0/100
10%
Value6,750 ms
0/100
30%
Value0.035
100/100
15%
Value18.3 s
3/100
10%
382 ms
294 ms
2328 ms
291 ms
299 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 96% of them (43 requests) were addressed to the original Dvg-duisburg.de, 2% (1 request) were made to Objects.githubusercontent.com and 2% (1 request) were made to 0. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Dvg-duisburg.de.
Page size can be reduced by 104.2 kB (11%)
977.5 kB
873.3 kB
In fact, the total size of Dvg-duisburg.de main page is 977.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 870.1 kB which makes up the majority of the site volume.
Potential reduce by 89.1 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. 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 89.1 kB or 83% of the original size.
Potential reduce by 15.2 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. DVG Duisburg images are well optimized though.
Number of requests can be reduced by 21 (54%)
39
18
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DVG Duisburg. 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 5 to 1 for CSS and as a result speed up the page load time.
dvg-duisburg.de
382 ms
www.dvg-duisburg.de
294 ms
www.dvg-duisburg.de
2328 ms
global.css
291 ms
cookieOptin.css
299 ms
cookieOptin.js
301 ms
jquery.min.js
384 ms
popper.min.js
395 ms
bootstrap.min.js
432 ms
hammer.min.js
397 ms
photoswipe.min.js
479 ms
photoswipe-ui-default.min.js
477 ms
bootstrap.accordion.min.js
475 ms
bootstrap.form.min.js
476 ms
bootstrap.swipe.min.js
476 ms
bootstrap.popover.min.js
523 ms
bootstrap.stickyheader.min.js
562 ms
bootstrap.smoothscroll.min.js
563 ms
bootstrap.navbar.min.js
564 ms
cookieconsent.min.js
565 ms
bootstrap.cookieconsent.min.js
565 ms
production.min.js
707 ms
4d6dfc1e-1bd1-4c2d-b522-e2c7dc781333
122 ms
webfontloader.js
441 ms
data
8 ms
symbol-defs.svg
448 ms
DVG_AboAktion.jpg
816 ms
dummy-icon-03.png
450 ms
dummy-icon-04.png
451 ms
rundum.png
547 ms
dummy-icon-01.png
546 ms
csm_DVG_Geschaeftsbericht_Teaser2_a707820a0f.jpg
630 ms
csm_DVG_Pestel_Studie_Teaser_e705bc5e89.jpg
630 ms
csm_DVG_Investitionen_2020_Teaser_2412dc5df4.jpg
596 ms
csm_DVG_Corona_Header_143509b95e.jpg
630 ms
csm_myDVG_Teaser_4672ec54f7.jpg
723 ms
csm_DVG_Elektrobusse_Teaser_a1b05c71ea.jpg
702 ms
usp-slider-bg.jpg
796 ms
background-stripes.svg
695 ms
footer-bus-left.svg
697 ms
footer-bus-right.svg
753 ms
webfont.css
392 ms
bootstrappackageicon.min.css
393 ms
bootstrappackageicon.woff
100 ms
print.css
100 ms
dvg-duisburg.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-*] attributes do not match their roles
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.
[aria-*] attributes do not have valid values
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
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
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
dvg-duisburg.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
Browser errors were logged to the console
dvg-duisburg.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
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 Dvg-duisburg.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 Dvg-duisburg.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.
dvg-duisburg.de
Open Graph description is not detected on the main page of DVG Duisburg. 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: