Tools & Wizards About Us
kvb-rad.de screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

kvb-rad.de

Bikesharing in Köln - einfach Fahrrad leihen - überall | KVB-Rad - KVB-Rad

Page Load Speed

3.5 sec in total

First Response

207 ms

Resources Loaded

2.6 sec

Page Rendered

707 ms

kvb-rad.de screenshot

About Website

Click here to check amazing KVB Rad content for Germany. Otherwise, check out these important facts you probably never knew about kvb-rad.de

Einfach Fahrrad mieten, egal ob für 30 Minuten, eine Stunde oder den ganzen Tag. Das nächste Rad ist immer nur wenige Minuten entfernt. An Standort A ausleihen und an Standort B zurückgeben. Praktisch...

Visit kvb-rad.de

Key Findings

We analyzed Kvb-rad.de page load time and found that the first response time was 207 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

kvb-rad.de performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value2,590 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.139

79/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

207 ms

styles.css

100 ms

styles.css

200 ms

language-cookie.js

293 ms

jquery.min.js

398 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 91% of them (31 requests) were addressed to the original Kvb-rad.de, 9% (3 requests) were made to Templates.nextbike.net. The less responsive or slowest element that took the longest time to load (878 ms) relates to the external source Templates.nextbike.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 118.8 kB (4%)

Content Size

2.7 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kvb-rad.de main page is 2.7 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. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 85.0 kB

  • Original 102.6 kB
  • After minification 95.5 kB
  • After compression 17.6 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 85.0 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 33.8 kB

  • Original 2.1 MB
  • After minification 2.1 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. KVB Rad images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 36 B

  • Original 422.6 kB
  • After minification 422.6 kB
  • After compression 422.6 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.

Requests Breakdown

Number of requests can be reduced by 11 (33%)

Requests Now

33

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KVB Rad. 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 as a result speed up the page load time.

Network Requests Diagram

207 ms

styles.css

styles.css

100 ms

styles.css

styles.css

200 ms

language-cookie.js

language-cookie.js

293 ms

jquery.min.js

jquery.min.js

398 ms

jquery-migrate.min.js

jquery-migrate.min.js

301 ms

index.js

index.js

302 ms

borlabs-cookie-prioritize.min.js

borlabs-cookie-prioritize.min.js

307 ms

runtime.js

runtime.js

476 ms

polyfills.js

polyfills.js

500 ms

main.js

main.js

878 ms

index.js

index.js

305 ms

index.js

index.js

388 ms

js_composer_front.min.js

js_composer_front.min.js

471 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

473 ms

Logo-rot.svg

Logo-rot.svg

102 ms

apple-logo.svg

apple-logo.svg

115 ms

google-logo.svg

google-logo.svg

104 ms

huawei-logo.svg

huawei-logo.svg

118 ms

sun_background_optimized-1.svg

sun_background_optimized-1.svg

107 ms

City_background.svg

City_background.svg

108 ms

header_LAYER-3.svg

header_LAYER-3.svg

219 ms

header_LAYER-2.svg

header_LAYER-2.svg

320 ms

header_LAYER-1.svg

header_LAYER-1.svg

214 ms

links-768x1026.png

links-768x1026.png

589 ms

bubble-MAP.svg

bubble-MAP.svg

209 ms

rechts-768x1026.png

rechts-768x1026.png

712 ms

bubble-SCAN.svg

bubble-SCAN.svg

313 ms

frontal-2-768x1026.png

frontal-2-768x1026.png

413 ms

bubble-APP.svg

bubble-APP.svg

311 ms

Framelock.svg

Framelock.svg

412 ms

Bubbles_section.svg

Bubbles_section.svg

416 ms

KVB-Rad-Ausleihe-per-Chipkarte-Foto-Christoph-Seelbach.jpg

KVB-Rad-Ausleihe-per-Chipkarte-Foto-Christoph-Seelbach.jpg

514 ms

KVB-Rad-Nutzung-im-Stadtgebiet-Foto-Christoph-Seelbach.jpg

KVB-Rad-Nutzung-im-Stadtgebiet-Foto-Christoph-Seelbach.jpg

706 ms

Accessibility Review

kvb-rad.de accessibility score

84

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

[role]s do not have all required [aria-*] attributes

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.

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

kvb-rad.de best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

kvb-rad.de SEO score

100

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 Kvb-rad.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 Kvb-rad.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

kvb-rad.de

Open Graph data is detected on the main page of KVB Rad. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: