Tools & Wizards About Us
rkw.de screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    76% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

rkw.de

Startseite

Page Load Speed

2.5 sec in total

First Response

285 ms

Resources Loaded

2.1 sec

Page Rendered

130 ms

rkw.de screenshot

About Website

Click here to check amazing Rkw content. Otherwise, check out these important facts you probably never knew about rkw.de

Visit rkw.de

Key Findings

We analyzed Rkw.de page load time and found that the first response time was 285 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

rkw.de performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value5.7 s

52/100

10%

TBT (Total Blocking Time)

Value160 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.072

96/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

Network Requests Diagram

rkw.de

285 ms

www.rkw.de

615 ms

stylesheet_6e0b5fb0a5.css

209 ms

screen.css

395 ms

extension.css

205 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 77% of them (24 requests) were addressed to the original Rkw.de, 6% (2 requests) were made to Wd-edge.sharethis.com and 3% (1 request) were made to W.sharethis.com. The less responsive or slowest element that took the longest time to load (615 ms) belongs to the original domain Rkw.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 383.6 kB (71%)

Content Size

544.1 kB

After Optimization

160.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rkw.de main page is 544.1 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. 25% of websites need less resources to load. Javascripts take 398.4 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 17.8 kB

  • Original 27.0 kB
  • After minification 26.4 kB
  • After compression 9.2 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. 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 17.8 kB or 66% of the original size.

Image Optimization

-12%

Potential reduce by 5.7 kB

  • Original 45.8 kB
  • After minification 40.1 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. Obviously, Rkw needs image optimization as it can save up to 5.7 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 300.0 kB

  • Original 398.4 kB
  • After minification 364.0 kB
  • After compression 98.3 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 300.0 kB or 75% of the original size.

CSS Optimization

-82%

Potential reduce by 60.2 kB

  • Original 72.9 kB
  • After minification 60.1 kB
  • After compression 12.8 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. Rkw.de needs all CSS files to be minified and compressed as it can save up to 60.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (72%)

Requests Now

29

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rkw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rkw.de

rkw.de

285 ms

www.rkw.de

www.rkw.de

615 ms

stylesheet_6e0b5fb0a5.css

stylesheet_6e0b5fb0a5.css

209 ms

screen.css

screen.css

395 ms

extension.css

extension.css

205 ms

gb_styles.css

gb_styles.css

202 ms

datepicker_vista.css

datepicker_vista.css

195 ms

screen.css

screen.css

233 ms

javascript_a1cb3a5978.js

javascript_a1cb3a5978.js

310 ms

mootools.js

mootools.js

521 ms

jquery.js

jquery.js

392 ms

jquery.accordion.js

jquery.accordion.js

211 ms

main.js

main.js

333 ms

ajax_search.js

ajax_search.js

322 ms

etracker.js

etracker.js

321 ms

rkw.js

rkw.js

392 ms

datepicker.js

datepicker.js

399 ms

AJS.js

AJS.js

428 ms

AJS_fx.js

AJS_fx.js

437 ms

gb_scripts.js

gb_scripts.js

500 ms

RKW_Landkarte_startseite.png

RKW_Landkarte_startseite.png

182 ms

logo.png

logo.png

192 ms

rkw_portalseite_header_neu.jpg

rkw_portalseite_header_neu.jpg

315 ms

background_news_headline.jpg

background_news_headline.jpg

222 ms

buttons.js

buttons.js

6 ms

t.js

t.js

440 ms

cnt_js.php

cnt_js.php

266 ms

getAllAppDefault.esi

getAllAppDefault.esi

112 ms

getSegment.php

getSegment.php

161 ms

checkOAuth.esi

checkOAuth.esi

19 ms

t.dhj

t.dhj

19 ms

Accessibility Review

rkw.de accessibility score

96

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

Best Practices

rkw.de best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

rkw.de SEO score

93

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 Rkw.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 Rkw.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

rkw.de

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