Tools & Wizards About Us
sw-lindau.de screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

sw-lindau.de

Ihr regionaler Energiepartner | Stadtwerke Lindau GmbH & Co. KG

Page Load Speed

4 sec in total

First Response

244 ms

Resources Loaded

3.3 sec

Page Rendered

425 ms

sw-lindau.de screenshot

About Website

Welcome to sw-lindau.de homepage info - get ready to check Sw Lindau best content for Germany right away, or after learning these important things about sw-lindau.de

Die Stadtwerke Lindau versorgen seit über 100 Jahren die Menschen in und um Lindau mit Energie und vielem mehr. Regional - immer für Sie da!

Visit sw-lindau.de

Key Findings

We analyzed Sw-lindau.de page load time and found that the first response time was 244 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

sw-lindau.de performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0.169

70/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

sw-lindau.de

244 ms

sw-lindau.de

450 ms

119 ms

output.fcd9d1aeaa34.css

221 ms

modernizr-custom.js

328 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 47% of them (23 requests) were addressed to the original Sw-lindau.de, 53% (26 requests) were made to Kundenportal.sw-lindau.de. The less responsive or slowest element that took the longest time to load (998 ms) belongs to the original domain Sw-lindau.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 86.6 kB (7%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sw-lindau.de main page is 1.2 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. 35% of websites need less resources to load. Images take 942.0 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 52.9 kB

  • Original 61.0 kB
  • After minification 49.2 kB
  • After compression 8.1 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 11.8 kB, which is 19% 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 52.9 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 14.9 kB

  • Original 942.0 kB
  • After minification 927.1 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. Sw Lindau images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 13.8 kB

  • Original 115.7 kB
  • After minification 115.7 kB
  • After compression 101.9 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 13.8 kB or 12% of the original size.

CSS Optimization

-5%

Potential reduce by 4.9 kB

  • Original 102.2 kB
  • After minification 101.6 kB
  • After compression 97.3 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. Sw-lindau.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (58%)

Requests Now

40

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sw Lindau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sw-lindau.de

sw-lindau.de

244 ms

sw-lindau.de

sw-lindau.de

450 ms

119 ms

output.fcd9d1aeaa34.css

output.fcd9d1aeaa34.css

221 ms

modernizr-custom.js

modernizr-custom.js

328 ms

output.766563ab395e.js

output.766563ab395e.js

543 ms

483 ms

SWL_Logo_weiss.svg

SWL_Logo_weiss.svg

114 ms

swl_oekostrom-kampagne_homepage_1366x577_klein.png__510x315_q85_ALIAS-banner_small_crop_subsampling-2_upscale.png

swl_oekostrom-kampagne_homepage_1366x577_klein.png__510x315_q85_ALIAS-banner_small_crop_subsampling-2_upscale.png

802 ms

text1-background.png

text1-background.png

229 ms

text2-background.png

text2-background.png

314 ms

icon-smart.png

icon-smart.png

346 ms

icon-strom.png

icon-strom.png

349 ms

icon-bus.png

icon-bus.png

347 ms

icon-gas.png

icon-gas.png

345 ms

icon-wasser.png

icon-wasser.png

424 ms

icon-dl.png

icon-dl.png

457 ms

e-mob-home.png__768x459_q85_ALIAS-teaser_crop_subsampling-2_upscale.png

e-mob-home.png__768x459_q85_ALIAS-teaser_crop_subsampling-2_upscale.png

998 ms

dasein247_post_03_fb_ig_twitter.jpg__768x768_q85_ALIAS-teaser_visual_crop_subsampling-2_upscale.jpg

dasein247_post_03_fb_ig_twitter.jpg__768x768_q85_ALIAS-teaser_visual_crop_subsampling-2_upscale.jpg

693 ms

2019_pressefuller_quadrat.jpg__768x768_q85_ALIAS-teaser_visual_crop_subsampling-2_upscale.jpg

2019_pressefuller_quadrat.jpg__768x768_q85_ALIAS-teaser_visual_crop_subsampling-2_upscale.jpg

689 ms

fa-solid-900.woff

fa-solid-900.woff

488 ms

fa-regular-400.woff

fa-regular-400.woff

836 ms

fa-light-300.woff

fa-light-300.woff

607 ms

fa-brands-400.woff

fa-brands-400.woff

723 ms

reset.css

reset.css

111 ms

normalize.css

normalize.css

218 ms

foundation.min.css

foundation.min.css

438 ms

jquery-ui.min.css

jquery-ui.min.css

321 ms

jquery-ui.theme.min.css

jquery-ui.theme.min.css

327 ms

main.css

main.css

323 ms

calculator.css

calculator.css

325 ms

slider.css

slider.css

332 ms

layout.css

layout.css

449 ms

layout_responsive.css

layout_responsive.css

451 ms

jquery.js

jquery.js

545 ms

jquery-ui.js

jquery-ui.js

540 ms

foundation.min.js

foundation.min.js

667 ms

main.js

main.js

534 ms

slider.js

slider.js

535 ms

calculator.js

calculator.js

539 ms

layout.js

layout.js

642 ms

ecp.js

ecp.js

642 ms

autocomplete.js

autocomplete.js

646 ms

autofill.js

autofill.js

646 ms

listener.js

listener.js

651 ms

init.js

init.js

750 ms

select_arrow.png

select_arrow.png

109 ms

81a7ca0e-9ecd-494c-b5a8-8a71dee13b8d.woff

81a7ca0e-9ecd-494c-b5a8-8a71dee13b8d.woff

214 ms

3bf6a125-4948-46d6-b44a-25a39c5e1781.woff

3bf6a125-4948-46d6-b44a-25a39c5e1781.woff

109 ms

Accessibility Review

sw-lindau.de accessibility score

79

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

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.

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 IDs are not unique

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

sw-lindau.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

High

Missing source maps for large first-party JavaScript

SEO Factors

sw-lindau.de SEO score

97

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

High

Tap targets are not sized appropriately

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 Sw-lindau.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 Sw-lindau.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

sw-lindau.de

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