Tools & Wizards About Us
stadtwerke-kiel.de screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

stadtwerke-kiel.de

Stadtwerke Kiel: Ihr Gas- und Stromanbieter im Norden

Page Load Speed

9.7 sec in total

First Response

555 ms

Resources Loaded

3.5 sec

Page Rendered

5.7 sec

stadtwerke-kiel.de screenshot

About Website

Visit stadtwerke-kiel.de now to see the best up-to-date Stadtwerke Kiel content for Germany and also check out these interesting facts you probably never knew about stadtwerke-kiel.de

Wenn es um Strom, Gas, Wasser oder ums Heizen geht: Die Stadtwerke Kiel sind Ihr Energieversorger in Schleswig-Holstein und Hamburg.

Visit stadtwerke-kiel.de

Key Findings

We analyzed Stadtwerke-kiel.de page load time and found that the first response time was 555 ms and then it took 9.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

stadtwerke-kiel.de performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value700 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.094

91/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

privatkunden

555 ms

merged-357088e09117b661404a5bacc519edcb.css

12 ms

loader.js

46 ms

uc-block.bundle.js

52 ms

kiel.js

2589 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 52% of them (12 requests) were addressed to the original Stadtwerke-kiel.de, 17% (4 requests) were made to App.usercentrics.eu and 13% (3 requests) were made to Api.usercentrics.eu. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Cdn.stadtwerk.bot.

Page Optimization Overview & Recommendations

Page size can be reduced by 109.8 kB (26%)

Content Size

415.2 kB

After Optimization

305.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Stadtwerke-kiel.de main page is 415.2 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. 60% of websites need less resources to load. Javascripts take 277.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 109.8 kB

  • Original 137.6 kB
  • After minification 128.2 kB
  • After compression 27.8 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 109.8 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 35 B

  • Original 522 B
  • After minification 487 B

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. Stadtwerke Kiel images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 277.1 kB
  • After minification 277.1 kB
  • After compression 277.1 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 7 (41%)

Requests Now

17

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stadtwerke Kiel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

privatkunden

privatkunden

555 ms

merged-357088e09117b661404a5bacc519edcb.css

merged-357088e09117b661404a5bacc519edcb.css

12 ms

loader.js

loader.js

46 ms

uc-block.bundle.js

uc-block.bundle.js

52 ms

kiel.js

kiel.js

2589 ms

merged-c31ce30140f651707082d6c93f323773.js

merged-c31ce30140f651707082d6c93f323773.js

38 ms

merged-7049ade57ba3c3cad8d0f7c013c68600.js

merged-7049ade57ba3c3cad8d0f7c013c68600.js

40 ms

swk.main.js

swk.main.js

42 ms

bundle_legacy.js

bundle_legacy.js

79 ms

gtm.js

gtm.js

215 ms

logo.svg

logo.svg

70 ms

swk_chatbot_avatar.svg

swk_chatbot_avatar.svg

177 ms

Flama-Basic.woff

Flama-Basic.woff

180 ms

FlamaBold.woff

FlamaBold.woff

179 ms

flama_condensed_bold.woff

flama_condensed_bold.woff

3 ms

flama_condensed_medium.woff

flama_condensed_medium.woff

13 ms

swk-icon-font-lmist8qr.ttf

swk-icon-font-lmist8qr.ttf

13 ms

languages.json

languages.json

119 ms

de.json

de.json

125 ms

cross-domain-bridge.html

cross-domain-bridge.html

5 ms

1px.png

1px.png

9 ms

translations-de.json

translations-de.json

4 ms

uct

uct

936 ms

Accessibility Review

stadtwerke-kiel.de accessibility score

82

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

button, link, and menuitem elements do not have accessible names.

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

stadtwerke-kiel.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

SEO Factors

stadtwerke-kiel.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 Stadtwerke-kiel.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 Stadtwerke-kiel.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

stadtwerke-kiel.de

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