3.3 sec in total
365 ms
2.7 sec
251 ms
Click here to check amazing Rvr Online content. Otherwise, check out these important facts you probably never knew about rvr-online.de
Der Regionalverband Ruhr (RVR) liefert Planern und Entwicklern aus der Metropole Ruhr Expertenwissen zu Umwelt, Mobilität, Bildung, Freizeit und Kultur.
Visit rvr-online.deWe analyzed Rvr-online.de page load time and found that the first response time was 365 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
rvr-online.de performance score
name
value
score
weighting
Value4.2 s
20/100
10%
Value10.8 s
0/100
25%
Value6.8 s
35/100
10%
Value450 ms
63/100
30%
Value0.787
5/100
15%
Value7.3 s
50/100
10%
365 ms
508 ms
182 ms
181 ms
5 ms
Our browser made a total of 96 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Rvr-online.de, 94% (90 requests) were made to Metropoleruhr.de and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (718 ms) relates to the external source Metropoleruhr.de.
Page size can be reduced by 597.5 kB (52%)
1.2 MB
560.7 kB
In fact, the total size of Rvr-online.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. 50% of websites need less resources to load. Images take 502.2 kB which makes up the majority of the site volume.
Potential reduce by 52.8 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 52.8 kB or 75% of the original size.
Potential reduce by 99.8 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, Rvr Online needs image optimization as it can save up to 99.8 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 273.8 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 273.8 kB or 71% of the original size.
Potential reduce by 171.0 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. Rvr-online.de needs all CSS files to be minified and compressed as it can save up to 171.0 kB or 85% of the original size.
Number of requests can be reduced by 32 (34%)
93
61
The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rvr 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 13 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
rvr-online.de
365 ms
regionalverband-ruhr.html
508 ms
stylesheet_be1d95beb0.css
182 ms
javascript_dd82474708.js
181 ms
font-awesome.min.css
5 ms
base.css
189 ms
citkoDirectory.css
188 ms
jquery-1.11.3.min.js
283 ms
jquery.innerfade.js
191 ms
subpage.css
270 ms
lightbox.css
272 ms
slimbox.2.0.4.js
277 ms
anythingslider.css
278 ms
jquery.anythingslider.js
280 ms
jquery.datetimepicker.js
277 ms
parsley.min.js
281 ms
tabs.js
284 ms
form.js
286 ms
powermail_frontend.js
287 ms
bootstrapCollapse.js
288 ms
style.css
277 ms
bo.gif
96 ms
bot.gif
92 ms
do.gif
99 ms
du.gif
96 ms
e.gif
97 ms
en.gif
99 ms
ge.gif
183 ms
ha.gif
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ham.gif
185 ms
he.gif
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mh.gif
187 ms
ob.gif
187 ms
re.gif
270 ms
un.gif
277 ms
wes.gif
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page_bg_top.png
281 ms
logo_metropoleruhr.jpg
280 ms
en.png
281 ms
nl.png
359 ms
pl.png
365 ms
tr.png
367 ms
Verbandsversammlung._Foto__RVR_Frebel_csm_VV_Groschek_RVRFrebel_gross_9811f9f75d_5d43490a86.jpg
550 ms
Radweg_auf_ehemaliger_Bahntrasse_in_Essen._Foto__RVR_csm_HeaderRadweg_80f57013fd_4b94eb5e2a.jpg
551 ms
Ruhr_Games_2015._Foto__Christoph_Maderer_csm_Header_RuhrGames_Maderer_570c6abcdf_ce1a18b196.jpg
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base.gif
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csm_Titelblatt_Magazin_2_tt_2016_1af447afe5.jpg
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csm_Kita_Zweckverband_1_RVRSchulte_e581c44dbc.jpg
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csm_MINT_Kooperation_RVRSchulte_52d6270770.jpg
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csm_Klimawochen2016_Praesentation_RVR_CMueller_01_cee81c733f.jpg
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csm_Bernepark_Bottrop_Foto_RVR_Ziese_01_84e0ae27b9.jpg
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csm_Westfalenhuette_Dortmund_KokereiKaiserstuhl_Foto_RIK_Guntram_Walter_f97190255e.jpg
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csm_Emscherkunst_reemrenreh_Roman_Mensing_02_3e18865975.jpg
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csm_Titelblatt_Entdeckerpass2016_02_f8c2b66f60.jpg
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csm_Taenzer_Farben_Fotolia_ra2_studio_01_3eaf75c602.jpg
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csm_Verbandsgebaeude_RVR_01_ba4d39dfc1.jpg
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analytics.js
5 ms
piwik.js
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collect
14 ms
csm_RTG093_Ausschnitt_01_8a58fed3c0.jpg
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collect
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csm_Fuehrung_Dui_9b8353668b.jpg
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csm_03_Drachenkopf1_01_da4561e0e2.jpg
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csm_07_Drachenbruecke-West__01_39caf6cec9.jpg
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csm_Foto_Pedro_Malinowski_3_01_ef338d49b9.jpg
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csm_Gehoelzgarten_neu_01_6c73524e99.jpg
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csm_Haus_Ripshorst_01_8abe82c760.jpg
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csm_Waldarbeiter_bei_der_Arbeit__Ruhr_Gruen__01_b499f8045b.jpg
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csm_Kemnade_Freizeitzentrum_01_1c0fca36e4.jpg
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csm_RVR.Logo2_farbig_26_2997f4a6d7.png
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csm_Azubis2015_6_Schejok_2d88dfb615.jpg
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csm_Luftbilder_14_b_06_31f07d38fe.png
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csm_facebook_02_5307a2f0ed.jpg
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header_bg_trans.png
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header_nav_trans.png
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search_arrow.gif
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header_nav_bullet.png
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nav_bottom_bg.gif
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nav_top_bg.jpg
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row_bg_bottom.jpg
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content_bg_events.jpg
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row_bg_bottom_right.jpg
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RVR.Logo1_sw.png
557 ms
slider_inaktiv.gif
559 ms
slider_aktiv.gif
558 ms
mobile.css
97 ms
print.css
95 ms
rvr-online.de accessibility score
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
rvr-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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
rvr-online.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rvr-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 Rvr-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.
rvr-online.de
Open Graph description is not detected on the main page of Rvr 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: