Tools & Wizards About Us
vbn.de screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

vbn.de

VBN | Verkehrsverbund Bremen & Niedersachsen

Page Load Speed

4.3 sec in total

First Response

467 ms

Resources Loaded

3.4 sec

Page Rendered

387 ms

vbn.de screenshot

About Website

Click here to check amazing VBN content for Germany. Otherwise, check out these important facts you probably never knew about vbn.de

Ein Ticket, ein Tarif und ein regional abgestimmtes Verkehrsangebot. Dafür steht der Verkehrsverbund Bremen/Niedersachsen (VBN). ➔ Mehr erfahren!

Visit vbn.de

Key Findings

We analyzed Vbn.de page load time and found that the first response time was 467 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

vbn.de performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value20.6 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value840 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.272

45/100

15%

TTI (Time to Interactive)

Value20.9 s

1/100

10%

Network Requests Diagram

vbn.de

467 ms

www.vbn.de

737 ms

datepicker.min-117fe62b464d697c12ce6e290e2cdaab.css

100 ms

selectric-5d1d721b495f4c1fc422f8cd665989d7.css

201 ms

app-efacb7df15d3f7c2b2dc430e62345240.css

291 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 86% of them (49 requests) were addressed to the original Vbn.de, 14% (8 requests) were made to Fahrplaner.vbn.de. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Vbn.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 197.1 kB (9%)

Content Size

2.2 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vbn.de main page is 2.2 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. 60% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 79.1 kB

  • Original 92.7 kB
  • After minification 87.3 kB
  • After compression 13.6 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 79.1 kB or 85% of the original size.

Image Optimization

-6%

Potential reduce by 117.4 kB

  • Original 2.0 MB
  • After minification 1.8 MB

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. VBN images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 511 B

  • Original 46.4 kB
  • After minification 46.4 kB
  • After compression 45.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 145 B

  • Original 71.9 kB
  • After minification 71.9 kB
  • After compression 71.8 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. Vbn.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (40%)

Requests Now

42

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VBN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vbn.de

vbn.de

467 ms

www.vbn.de

www.vbn.de

737 ms

datepicker.min-117fe62b464d697c12ce6e290e2cdaab.css

datepicker.min-117fe62b464d697c12ce6e290e2cdaab.css

100 ms

selectric-5d1d721b495f4c1fc422f8cd665989d7.css

selectric-5d1d721b495f4c1fc422f8cd665989d7.css

201 ms

app-efacb7df15d3f7c2b2dc430e62345240.css

app-efacb7df15d3f7c2b2dc430e62345240.css

291 ms

Basic-17fc9398858ceb128d29ae93b46a6ef1.css

Basic-17fc9398858ceb128d29ae93b46a6ef1.css

290 ms

jpfaq-1dfd3a186c47fd24c99c48c0c7132e98.css

jpfaq-1dfd3a186c47fd24c99c48c0c7132e98.css

291 ms

vhs-assets-app-css.css

vhs-assets-app-css.css

483 ms

vhs-assets-jQuery.js

vhs-assets-jQuery.js

393 ms

hafas-widget-core.1.0.0.js

hafas-widget-core.1.0.0.js

909 ms

Form.min-4555b44840fc741e6d95b0e9443c6876.js

Form.min-4555b44840fc741e6d95b0e9443c6876.js

585 ms

KeSearchHooks-05db1a48622413fa53b9a8544ba70412.js

KeSearchHooks-05db1a48622413fa53b9a8544ba70412.js

387 ms

default_frontend.js

default_frontend.js

386 ms

vhs-assets-bootstrap-js.js

vhs-assets-bootstrap-js.js

585 ms

vhs-assets-selectize.js

vhs-assets-selectize.js

586 ms

vhs-assets-app-js.js

vhs-assets-app-js.js

587 ms

vhs-assets-slick-app.js

vhs-assets-slick-app.js

584 ms

logo.vbn.svg

logo.vbn.svg

99 ms

logo-mobile.vbn.svg

logo-mobile.vbn.svg

104 ms

vhs-assets-css-f1db9b4314bd472c6beb7bb21c276f75.svg

vhs-assets-css-f1db9b4314bd472c6beb7bb21c276f75.svg

105 ms

csm_iChannel_Mittelweser__c__Mittelweser-Touristik_GmbH_16d826adb2.jpg

csm_iChannel_Mittelweser__c__Mittelweser-Touristik_GmbH_16d826adb2.jpg

377 ms

csm_iChannel_Deutschland-Ticket_neutral_06f85f1f48.jpg

csm_iChannel_Deutschland-Ticket_neutral_06f85f1f48.jpg

230 ms

csm_iChannel_Leichte_Sprache__c__shutterstock__Rawpixel.com_9d73f935f8.jpg

csm_iChannel_Leichte_Sprache__c__shutterstock__Rawpixel.com_9d73f935f8.jpg

420 ms

vhs-assets-css-f807503a4f42c7688ebc6994d15dae2b.png

vhs-assets-css-f807503a4f42c7688ebc6994d15dae2b.png

198 ms

vhs-assets-css-1d86227c1cac9b245e54d7f307551880.png

vhs-assets-css-1d86227c1cac9b245e54d7f307551880.png

203 ms

csm_bg.service_vbn_621f23d632.png

csm_bg.service_vbn_621f23d632.png

1674 ms

csm_icon.haltestellenplan_56f993cfbf.png

csm_icon.haltestellenplan_56f993cfbf.png

295 ms

csm_icon.partner_895fb6e617.png

csm_icon.partner_895fb6e617.png

300 ms

csm_icon.veranstaltungen_80c4448aab.png

csm_icon.veranstaltungen_80c4448aab.png

328 ms

csm_icon.faq_6679e04630.png

csm_icon.faq_6679e04630.png

394 ms

csm_icon.wirueberuns_ad82c70c96.png

csm_icon.wirueberuns_ad82c70c96.png

396 ms

csm_icon.karriere_a7255816a8.png

csm_icon.karriere_a7255816a8.png

428 ms

icon.zahen_daten_fakten.png

icon.zahen_daten_fakten.png

472 ms

icon.aufgaben_projekte.png

icon.aufgaben_projekte.png

491 ms

csm_Navi_quadr_Aktuell_HandyTicket_HBF_c2470fbaa6.jpg

csm_Navi_quadr_Aktuell_HandyTicket_HBF_c2470fbaa6.jpg

679 ms

csm_Navi_quadr_Aktuell_FahrPlaner-App_b049ee593b.jpg

csm_Navi_quadr_Aktuell_FahrPlaner-App_b049ee593b.jpg

521 ms

csm_Navi_quadr_Aktuell_Seniorentraining_7652b01e9c.jpg

csm_Navi_quadr_Aktuell_Seniorentraining_7652b01e9c.jpg

527 ms

csm_Navi_quadr_Aktuell_BusSchule_Junge_8888a40345.jpg

csm_Navi_quadr_Aktuell_BusSchule_Junge_8888a40345.jpg

572 ms

leichte-sprache-weiss-nomargin.svg

leichte-sprache-weiss-nomargin.svg

588 ms

Roboto-Condensed-Regular.woff

Roboto-Condensed-Regular.woff

581 ms

Roboto-Condensed-Bold.woff

Roboto-Condensed-Bold.woff

678 ms

fa-regular-400.woff

fa-regular-400.woff

628 ms

fa-light-300.woff

fa-light-300.woff

643 ms

fa-brands-400.woff

fa-brands-400.woff

687 ms

hafas_widget.css

hafas_widget.css

490 ms

hafas_lib_core.js

hafas_lib_core.js

567 ms

fa-regular-400.ttf

fa-regular-400.ttf

487 ms

fa-light-300.ttf

fa-light-300.ttf

454 ms

roboto-v18-latin-700.woff

roboto-v18-latin-700.woff

127 ms

roboto-v18-latin-500.woff

roboto-v18-latin-500.woff

243 ms

roboto-v18-latin-regular.woff

roboto-v18-latin-regular.woff

228 ms

fa-brands-400.ttf

fa-brands-400.ttf

204 ms

ajax-loader.gif

ajax-loader.gif

117 ms

hafas_webapp_config.js

hafas_webapp_config.js

212 ms

fa-solid-900.woff

fa-solid-900.woff

111 ms

fa-solid-900.ttf

fa-solid-900.ttf

230 ms

hafas_webapp_application_widgets.js

hafas_webapp_application_widgets.js

133 ms

Accessibility Review

vbn.de accessibility score

86

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

High

Links do not have a discernible name

Best Practices

vbn.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

vbn.de SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vbn.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 Vbn.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.

Social Sharing Optimization

vbn.de

Open Graph description is not detected on the main page of VBN. 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: