4.2 sec in total
315 ms
3.5 sec
435 ms
Welcome to wsw-online.de homepage info - get ready to check WSW Online best content for Germany right away, or after learning these important things about wsw-online.de
Wir, die WSW Wuppertaler Stadtwerke, sind Ihr lokaler Anbieter für zuverlässige Energieversorgung und zukunftsweisende Mobilität. Jetzt mehr erfahren ✓
Visit wsw-online.deWe analyzed Wsw-online.de page load time and found that the first response time was 315 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
wsw-online.de performance score
name
value
score
weighting
Value8.1 s
0/100
10%
Value10.7 s
0/100
25%
Value11.9 s
4/100
10%
Value1,660 ms
11/100
30%
Value0.001
100/100
15%
Value11.1 s
20/100
10%
315 ms
392 ms
615 ms
197 ms
386 ms
Our browser made a total of 97 requests to load all elements on the main page. We found that 97% of them (94 requests) were addressed to the original Wsw-online.de, 2% (2 requests) were made to App.usercentrics.eu and 1% (1 request) were made to Privacy-proxy.usercentrics.eu. The less responsive or slowest element that took the longest time to load (854 ms) belongs to the original domain Wsw-online.de.
Page size can be reduced by 391.6 kB (14%)
2.7 MB
2.3 MB
In fact, the total size of Wsw-online.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. 65% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 218.0 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 48.8 kB, which is 20% 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 218.0 kB or 90% of the original size.
Potential reduce by 57.2 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. WSW Online images are well optimized though.
Potential reduce by 116.4 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 116.4 kB or 33% of the original size.
Number of requests can be reduced by 32 (36%)
88
56
The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of WSW Online. 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.
wsw-online.de
315 ms
wsw-online.de
392 ms
www.wsw-online.de
615 ms
merged-48892e7d28a39c30a1ef3565bcb268c5-c17e0985ee5301aff85ae86cf6add54c.css.gzip
197 ms
jquery.min.js
386 ms
jquery-ui.min.js
380 ms
loader.js
29 ms
uc-block.bundle.js
34 ms
merged-08a316b64f86c2e52d2c47ed615e0f0d-7249e6372a754fbc0babeff112ae8368.js.gzip
454 ms
merged-0f28898d399a8f0c842b2170d750a986-abd57dc4d09d6e8304740b3c749261c3.js.gzip
311 ms
cfd16b174d7f7b046e20adbc2e0a1094.js
312 ms
users-alt.svg
122 ms
chart-pie-alt.svg
119 ms
external-link-alt.svg
113 ms
WSW_Logo_Default.svg
116 ms
strom.svg
123 ms
gas.svg
114 ms
waerme.svg
195 ms
energieberatung.svg
192 ms
services.svg
195 ms
kontakt.svg
190 ms
csm_WSW-Energie-Hero-1920x1280_7581da2007.jpeg
193 ms
csm_WSW-PK-Energie-Gas-Hero-1920x1280_b3ddb7505e.jpeg
374 ms
csm_WSW-Erneuerbare-Energieloesungen-Imagemotiv-M%C3%A4dchen-1920x1360_7a233b99af.jpg
377 ms
csm_WSW-Energie-Vertrag-Services-1920x1280_af657e444f.jpg
286 ms
csm_WSW-Energie-Hero-1920x1280_d7fd0d35de.jpeg
377 ms
fahrt_planen.svg
286 ms
tickets_abos.svg
288 ms
services_2.svg
380 ms
schwebebahn-1.svg
383 ms
kontakt_2.svg
382 ms
csm_wsw-deutschlandticket_d87a8fa9bf.jpg
560 ms
e-auto_unterwegs_laden.svg
470 ms
solarenergie.svg
472 ms
TalQuartier.svg
475 ms
csm_WSW-eMobilitaet-Ladestationen-1920x1360_3372910254.jpg
660 ms
csm_WSW-Solar-Sonnenstrom-1920x1360_adc9070605.jpg
661 ms
produkte.svg
563 ms
energiesparwelt.svg
566 ms
nachhaltige_zukunft.svg
569 ms
energiewetter.svg
654 ms
csm_WSW-Nachhaltigkeit-Windenergie-Hero-2-1920x1280_742878e8a5.jpeg
750 ms
csm_WSW-Nachhaltigkeit-Gr%C3%BCne-Energie-1920x1076_b69fb54b3b.jpeg
756 ms
wsw_digital.svg
662 ms
services_2.svg
747 ms
smarte_loesungen.svg
752 ms
bundle.js
57 ms
digi_tal_blog.svg
689 ms
source-sans-pro-v21-latin-regular.woff
650 ms
source-sans-pro-v21-latin-600.woff
735 ms
source-sans-pro-v21-latin-700.woff
733 ms
source-sans-pro-v21-latin-italic.woff
751 ms
source-sans-pro-v21-latin-600italic.woff
750 ms
source-sans-pro-v21-latin-700italic.woff
739 ms
csm_20210825_wsw_digital_350x200px_52634e623b.jpg
684 ms
home.svg
754 ms
beruf_karriere.svg
755 ms
engagement.svg
756 ms
traffic-barrier.svg
757 ms
blog.svg
668 ms
csm_1_unternehmen_cb7c46aa59.jpg
667 ms
csm_WSW-Ueber-uns-Beruf-Karriere_88bb6e2775.jpeg
752 ms
csm_WSW-Ueber-uns-Engagement-Holsteiner-Treppe_c8f1cebf95.jpg
761 ms
csm_1_unternehmen_01_7cc5bc9db1.jpg
759 ms
search-alt.svg
666 ms
strom_gas_fernwaerme.svg
664 ms
opnv_tickets_abholservices.svg
665 ms
jobs_karriere_ausbildung.svg
751 ms
unternehmen_engagement_nachhaltigkeit.svg
666 ms
erneuerbare_energieloesungen_unternehmen.svg
665 ms
trinkwasser.svg
667 ms
csm_WSW-Strom-Garant-Exklusiv-1920x1080_b96f9a5714.jpg
672 ms
angle-right.svg
665 ms
csm_WSW-Lokalversorger-News-StromGasWaerme-1920x1080_f7f556c869.png
848 ms
csm_WSW-Erneuerbare-Energieloesungen-Imagemotiv-Familie-1920x1360_28a51f3a5f.jpg
754 ms
csm_WSW-PK-Energie-Gas-Hero-1920x1280_ae930a8d0a.jpeg
854 ms
arrow-circle-left.svg
578 ms
arrow-circle-right.svg
666 ms
csm_wsw_hma_slider_1920x1080_feiertage_8129699ccb.jpg
662 ms
csm_WSW-Linie605-2024-1920x1080_702f13d938.jpg
582 ms
csm_WSW-Lieblingsbusfahrer-1920x1080_5397127b62.jpg
670 ms
csm_wsw_busbahnhof_e0f4d8d34b.jpg
666 ms
csm_WSW-Lades%C3%A4ule-Standort-Rathausplatz-1920x1440_118c0a2129.jpg
666 ms
csm_WSW-Strom-Garant-Exklusiv-1920x1080_ab852f7273.jpg
672 ms
csm_wsw-fahrgastinfo_fcc634c180.jpg
737 ms
csm_WSW-Lokalversorger-News-StromGasWaerme-1920x1080_cd6221cd95.png
669 ms
csm_wsw-schwebebahnstation-kluse-192x1080_43ad023a15.jpg
654 ms
csm_wsw-betrug_25f3a9f887.jpg
651 ms
csm_wsw-busbahnhof-hbf_2173c93226.jpg
655 ms
csm_WSW-PK-Energie-Gas-Hero-1920x1280_06e47740fc.jpeg
736 ms
arrow-right.svg
710 ms
Phone.svg
666 ms
WSW_Logo_SWn.svg
668 ms
linkedin.svg
666 ms
facebook-f.svg
668 ms
instagram.svg
752 ms
youtube.svg
752 ms
wsw-online.de accessibility score
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
Heading elements are not in a sequentially-descending order
wsw-online.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
wsw-online.de SEO score
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 Wsw-online.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 Wsw-online.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.
wsw-online.de
Open Graph description is not detected on the main page of WSW Online. 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: