Tools & Wizards About Us
kvv-nextbike.de screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 63% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

kvv-nextbike.de

Bike Sharing in Karlsruhe - easy bike rental - everywhere | KVV.nextbike

Page Load Speed

6.1 sec in total

First Response

289 ms

Resources Loaded

4.4 sec

Page Rendered

1.3 sec

kvv-nextbike.de screenshot

About Website

Click here to check amazing KVV Nextbike content. Otherwise, check out these important facts you probably never knew about kvv-nextbike.de

Easy Bike Sharing no matter if only for 30 minutes, an hour or a whole day. The next station is just around the corner. Rent a bike at location A and return it at location B. Not a member yet? Sign up...

Visit kvv-nextbike.de

Key Findings

We analyzed Kvv-nextbike.de page load time and found that the first response time was 289 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

kvv-nextbike.de performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value10,260 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.419

23/100

15%

TTI (Time to Interactive)

Value26.6 s

0/100

10%

Network Requests Diagram

289 ms

klaro.min.css

286 ms

bootstrap.min.css

771 ms

css

106 ms

font-awesome.min.css

655 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 17% of them (7 requests) were addressed to the original Kvv-nextbike.de, 26% (11 requests) were made to Templates.nextbike.net and 24% (10 requests) were made to Websites.nextbike.net. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Websites.nextbike.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 111.6 kB (7%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kvv-nextbike.de main page is 1.6 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. 50% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 48.2 kB

  • Original 56.4 kB
  • After minification 43.0 kB
  • After compression 8.2 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 13.4 kB, which is 24% 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 48.2 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 4.8 kB

  • Original 1.4 MB
  • After minification 1.4 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. KVV Nextbike images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 8.9 kB

  • Original 44.8 kB
  • After minification 42.8 kB
  • After compression 35.9 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 8.9 kB or 20% of the original size.

CSS Optimization

-61%

Potential reduce by 49.7 kB

  • Original 80.9 kB
  • After minification 80.8 kB
  • After compression 31.2 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. Kvv-nextbike.de needs all CSS files to be minified and compressed as it can save up to 49.7 kB or 61% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (36%)

Requests Now

36

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KVV Nextbike. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

289 ms

klaro.min.css

klaro.min.css

286 ms

bootstrap.min.css

bootstrap.min.css

771 ms

css

css

106 ms

font-awesome.min.css

font-awesome.min.css

655 ms

app.bootstrap_3.css

app.bootstrap_3.css

635 ms

nextbike.js

nextbike.js

596 ms

nextbike.lib.js

nextbike.lib.js

556 ms

klaro-no-css.js

klaro-no-css.js

350 ms

jquery.js

jquery.js

1473 ms

bootstrap.min.js

bootstrap.min.js

637 ms

jquery.textfill.min.js

jquery.textfill.min.js

647 ms

jquery.cookie.min.js

jquery.cookie.min.js

272 ms

client.js

client.js

647 ms

app.bootstrap_3.js

app.bootstrap_3.js

764 ms

oc-client.min.js

oc-client.min.js

1122 ms

KVV_nextbike_Slider_V02_altered.jpg

KVV_nextbike_Slider_V02_altered.jpg

1181 ms

nextbike_1.png

nextbike_1.png

1812 ms

kvv.svg

kvv.svg

812 ms

Download_on_the_App_Store_Badge_US-UK_RGB_blk_092917.svg

Download_on_the_App_Store_Badge_US-UK_RGB_blk_092917.svg

815 ms

google-play-badge.png

google-play-badge.png

806 ms

English_get-it-from-MS_InvariantCulture_Default.png

English_get-it-from-MS_InvariantCulture_Default.png

819 ms

KVV_nextbike_Slider_04.jpg

KVV_nextbike_Slider_04.jpg

1878 ms

KVV_nextbike_Slider_03-altered_2.jpg

KVV_nextbike_Slider_03-altered_2.jpg

1872 ms

KVV_karlsruhe_rund.jpg

KVV_karlsruhe_rund.jpg

1582 ms

KVV_badenbaden_rund.jpg

KVV_badenbaden_rund.jpg

1581 ms

KVV_Rest_rund.jpg

KVV_Rest_rund.jpg

1570 ms

kvb_rad.png

kvb_rad.png

1666 ms

metropolradruhr.png

metropolradruhr.png

1770 ms

sz_bike.png

sz_bike.png

1966 ms

usedom_rad.png

usedom_rad.png

1767 ms

vrn_nextbike.png

vrn_nextbike.png

1767 ms

swa_rad.png

swa_rad.png

2165 ms

deezer.png

deezer.png

1868 ms

wk-bike.svg

wk-bike.svg

1875 ms

santandermg.svg

santandermg.svg

1878 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

306 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr.ttf

430 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

266 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

860 ms

analytics.js

analytics.js

286 ms

collect

collect

141 ms

Accessibility Review

kvv-nextbike.de accessibility score

86

Accessibility Issues

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

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

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

kvv-nextbike.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

kvv-nextbike.de SEO score

81

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

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kvv-nextbike.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Kvv-nextbike.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

kvv-nextbike.de

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