3.9 sec in total
327 ms
3.5 sec
136 ms
Visit swu.de now to see the best up-to-date SWU content for Germany and also check out these interesting facts you probably never knew about swu.de
SWU Stadtwerke Ulm/Neu-Ulm GmbH: Ihr regionaler Energieversorger mit günstigen und nachhaltigen Ökostrom- und Gastarifen!
Visit swu.deWe analyzed Swu.de page load time and found that the first response time was 327 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
swu.de performance score
name
value
score
weighting
Value6.0 s
4/100
10%
Value9.1 s
1/100
25%
Value15.7 s
0/100
10%
Value1,390 ms
16/100
30%
Value0.51
15/100
15%
Value36.0 s
0/100
10%
327 ms
725 ms
218 ms
223 ms
339 ms
Our browser made a total of 102 requests to load all elements on the main page. We found that 89% of them (91 requests) were addressed to the original Swu.de, 2% (2 requests) were made to Google-analytics.com and 2% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Swu.de.
Page size can be reduced by 794.2 kB (25%)
3.2 MB
2.4 MB
In fact, the total size of Swu.de main page is 3.2 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. 45% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.
Potential reduce by 117.3 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 117.3 kB or 89% of the original size.
Potential reduce by 53.1 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. SWU images are well optimized though.
Potential reduce by 305.7 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 305.7 kB or 64% of the original size.
Potential reduce by 318.1 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. Swu.de needs all CSS files to be minified and compressed as it can save up to 318.1 kB or 85% of the original size.
Number of requests can be reduced by 55 (56%)
98
43
The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SWU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
swu.de
327 ms
www.swu.de
725 ms
stylesheet_b16d0ec56e.css
218 ms
wtgallery_main.css
223 ms
basic.css
339 ms
telenet_tables.css
225 ms
selectbox.css
226 ms
jscalendar.css
228 ms
z7_foldoutcontentelements_2013.css
326 ms
navigation.css
333 ms
z7_pageteaser.css
333 ms
infobox.css
343 ms
z7_campaignrotate.css
343 ms
stylesheet_1882d6190c.css
435 ms
selectbox.js
443 ms
jquery.js
670 ms
specials.js
447 ms
swfobject.js
449 ms
calendar.js
452 ms
calendar-de.js
544 ms
calendar-setup.js
552 ms
navigation.js
556 ms
infobox.js
561 ms
infoicon-new.js
564 ms
additionalTracking.js
654 ms
z7_campaignrotate.js
662 ms
javascript_f7255fd9e5.js
699 ms
z7_newsteaserxml.css
700 ms
z7_newsteaserxml.js
702 ms
z7_foldoutcontentelements.js
672 ms
conversion.js
17 ms
swu.gif
137 ms
99a9deeb70.png
134 ms
clear.gif
134 ms
43f962906d.png
137 ms
a98190777f.png
135 ms
90bf33727c.png
193 ms
f52ae244e1.png
244 ms
Startseite_Tarifrechner_2015-05-15_klein.png
243 ms
swu_naturstrom_regional-teaser.jpg
243 ms
swu-fahrplanaenderung-2015-teaser.jpg
236 ms
Energiespartipp_Video_small.jpg
369 ms
Startseite_Schwabencard_2015-05-15_klein_02.png
303 ms
Startseite_SCNM_2015-05-15_klein.png
457 ms
btn-quicksearch.png
371 ms
arrow-blue-5px.png
368 ms
bildungsmesse-2016.jpg
369 ms
swu-engerieberater-logo_02.jpg
414 ms
swu-fahrplanaenderung-2015-news.jpg
463 ms
swu-schwabencard-preisvorteile-teaser.jpg
575 ms
swu-engerieberater-logo.jpg
465 ms
Kraftwerk.JPG
467 ms
Busschule_Video_01.png
746 ms
Busschule_Video.png
681 ms
gefragt-geloest_startseite.png
687 ms
Energiesparvideos.png
688 ms
GuD_Modell.png
806 ms
video-teaser_v2.jpg
685 ms
2010-12-03_FahrplanKlein.png
792 ms
100303_swu_160x105.gif
797 ms
rss.png
800 ms
footer-left.png
798 ms
facebook.png
853 ms
twitter.png
898 ms
xing.png
901 ms
youtube.png
871 ms
newsletter.png
839 ms
analytics.js
54 ms
69 ms
8fHgsBIseWQ
134 ms
csm_Markenanker_VKU_20ba7cd2c0.jpg
1513 ms
footer-right.png
838 ms
header-shadow.png
887 ms
786ff9dbd4.png
889 ms
arrow-green-7px.png
889 ms
collect
13 ms
36 ms
collect
55 ms
f0a20a01aa.png
840 ms
www-embed-player-vflZsBgOl.css
73 ms
www-embed-player.js
96 ms
dd71a739ac.png
848 ms
a59d6c44d2.png
889 ms
bdcec9f029.png
892 ms
mainnav-icon-ext.png
896 ms
prev.png
840 ms
6BOEML_YqI6cKINK5dmh8ZufcXg7sBa4jeB-I9gQ0xI.js
9 ms
ad_status.js
43 ms
next.png
825 ms
6595552d83.jpg
1100 ms
0a8780d37f.jpg
1334 ms
1440377837.jpg
1222 ms
6e896f3cff.jpg
1305 ms
7ce01e8d11.jpg
1185 ms
eee250a0d7.jpg
1237 ms
right-header.png
1240 ms
right-header-foldout-icon.png
1297 ms
jscal-trigger.png
1192 ms
footer-bg.png
1130 ms
arrow_blue.gif
1128 ms
bg_select_arrow_2.gif
1129 ms
bg_select_universal.gif
1142 ms
swu.de accessibility score
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
[aria-hidden="true"] elements contain focusable descendents
[role]s do not have all required [aria-*] attributes
[aria-*] attributes do not have valid values
ARIA IDs are not unique
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
swu.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
swu.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Swu.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 Swu.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.
swu.de
Open Graph description is not detected on the main page of SWU. 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: