Tools & Wizards About Us
vvo-online.de screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

vvo-online.de

VVO-Navigator - Ihr Mobilitätsportal für Dresden und die Region

Page Load Speed

6.1 sec in total

First Response

1.2 sec

Resources Loaded

4.5 sec

Page Rendered

321 ms

vvo-online.de screenshot

About Website

Visit vvo-online.de now to see the best up-to-date VVO Online content for Germany and also check out these interesting facts you probably never knew about vvo-online.de

Verkehrsverbund Oberelbe. Ein Ticket. Alles fahren. Tickets, Tarif, Fahrplan, Serviceangebote und Freizeittipps. Mit Bus und Bahn in Dresden und die Region. InfoHotline 0351 852 65 55

Visit vvo-online.de

Key Findings

We analyzed Vvo-online.de page load time and found that the first response time was 1.2 sec 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.

Performance Metrics

vvo-online.de performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value26.9 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value1,460 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value23.7 s

1/100

10%

Network Requests Diagram

www.vvo-online.de

1192 ms

de

424 ms

website

1340 ms

top

872 ms

www.vvo-online.de.js

422 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 91% of them (32 requests) were addressed to the original Vvo-online.de, 6% (2 requests) were made to Cdn.eye-able.com and 3% (1 request) were made to Piwik.vvo-online.de. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Vvo-online.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 123.0 kB (9%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Vvo-online.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. 40% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 65.1 kB

  • Original 77.5 kB
  • After minification 67.3 kB
  • After compression 12.3 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 10.2 kB, which is 13% 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 65.1 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 11.6 kB

  • Original 1.0 MB
  • After minification 1.0 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. VVO Online images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 46.2 kB

  • Original 201.6 kB
  • After minification 201.0 kB
  • After compression 155.4 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 46.2 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (41%)

Requests Now

29

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VVO Online. 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.

Network Requests Diagram

www.vvo-online.de

www.vvo-online.de

1192 ms

de

de

424 ms

website

website

1340 ms

top

top

872 ms

www.vvo-online.de.js

www.vvo-online.de.js

422 ms

eyeAble.js

eyeAble.js

804 ms

browserswitch.js

browserswitch.js

523 ms

bottom

bottom

1381 ms

logo.svg

logo.svg

113 ms

ico-train.svg

ico-train.svg

116 ms

ico-metropolitan-railway.svg

ico-metropolitan-railway.svg

115 ms

ico-tram.svg

ico-tram.svg

460 ms

ico-bus.svg

ico-bus.svg

462 ms

ico-ferry.svg

ico-ferry.svg

462 ms

Slider-Deutschlandsemesterticket_DST-1920x425px.jpg

Slider-Deutschlandsemesterticket_DST-1920x425px.jpg

464 ms

Slider-B-undR-Boxen_1920-425.jpg

Slider-B-undR-Boxen_1920-425.jpg

469 ms

SlideTeaser_BildungsTicket_1920x425px.jpg

SlideTeaser_BildungsTicket_1920x425px.jpg

1168 ms

Randteaser_140x120px_FahrpreiseAufEinenBlick.jpg

Randteaser_140x120px_FahrpreiseAufEinenBlick.jpg

472 ms

Randteaser_140x120px_Tarifzonen-grob.jpg

Randteaser_140x120px_Tarifzonen-grob.jpg

471 ms

Randteaser_140x120px_Servicestelle.jpg

Randteaser_140x120px_Servicestelle.jpg

698 ms

Randteaser_140x120px_Infomobil.jpg

Randteaser_140x120px_Infomobil.jpg

699 ms

icon-dvb.gif

icon-dvb.gif

584 ms

ico-facebook.svg

ico-facebook.svg

588 ms

ico-instagram.svg

ico-instagram.svg

585 ms

ico-youtube.svg

ico-youtube.svg

699 ms

ico-x.svg

ico-x.svg

703 ms

ico-mastodon.svg

ico-mastodon.svg

700 ms

ico-like.svg

ico-like.svg

1128 ms

ico-whatsapp.svg

ico-whatsapp.svg

1116 ms

map-footer.png

map-footer.png

812 ms

vvo-website.woff

vvo-website.woff

1039 ms

2abd55ef-07d0-473e-80e1-0e4066cd01fa.woff

2abd55ef-07d0-473e-80e1-0e4066cd01fa.woff

1151 ms

f0ee8fd2-4e6c-4676-b99d-5995bd5d9cc8.woff

f0ee8fd2-4e6c-4676-b99d-5995bd5d9cc8.woff

1052 ms

588b3f3a-c193-4962-8e01-d4caef90f58b.woff

588b3f3a-c193-4962-8e01-d4caef90f58b.woff

1159 ms

piwik.js

piwik.js

868 ms

Accessibility Review

vvo-online.de accessibility score

63

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

High

[aria-hidden="true"] elements contain focusable descendents

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role] values are not valid

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

vvo-online.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

vvo-online.de SEO score

91

Search Engine Optimization Advices

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 Vvo-online.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 Vvo-online.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

vvo-online.de

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