4.2 sec in total
596 ms
3.4 sec
193 ms
Click here to check amazing Feuerwehr Dortm Und content for Germany. Otherwise, check out these important facts you probably never knew about feuerwehr.dortmund.de
Erfahren Sie mehr zu den Aufgaben & Selbstverständnis der Feuerwehr, Rettungsdienst und Bevölkerungsschutz der Stadt Dortmund. Mehr Infos hier.
Visit feuerwehr.dortmund.deWe analyzed Feuerwehr.dortmund.de page load time and found that the first response time was 596 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.
feuerwehr.dortmund.de performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value5.1 s
24/100
25%
Value7.4 s
27/100
10%
Value130 ms
96/100
30%
Value0.777
5/100
15%
Value5.5 s
70/100
10%
596 ms
411 ms
517 ms
226 ms
459 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Feuerwehr.dortmund.de, 96% (70 requests) were made to Dortmund.de and 1% (1 request) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (954 ms) relates to the external source Dortmund.de.
Page size can be reduced by 396.2 kB (50%)
795.7 kB
399.5 kB
In fact, the total size of Feuerwehr.dortmund.de main page is 795.7 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. 20% of websites need less resources to load. Images take 359.6 kB which makes up the majority of the site volume.
Potential reduce by 44.2 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 44.2 kB or 80% of the original size.
Potential reduce by 56.0 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, Feuerwehr Dortm Und needs image optimization as it can save up to 56.0 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 150.2 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 150.2 kB or 70% of the original size.
Potential reduce by 145.8 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. Feuerwehr.dortmund.de needs all CSS files to be minified and compressed as it can save up to 145.8 kB or 88% of the original size.
Number of requests can be reduced by 40 (56%)
71
31
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Feuerwehr Dortm Und. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
feuerwehr.dortmund.de
596 ms
index.html
411 ms
main3.css
517 ms
nojs.js
226 ms
hauptjavascript.js
459 ms
lightbox.css
388 ms
jqueryjs.js
954 ms
lightboxjs.js
297 ms
hauptmenuslider.js
326 ms
panoramaslider.js
410 ms
reset.css
107 ms
nojs.css
102 ms
staticmap
252 ms
logo_dued.gif
101 ms
wappendortmund.gif
97 ms
feuerwehr.jpg
297 ms
png_hg_ak.png
103 ms
FW_Allgemein_-_Stefanie_Kleemann_86_PanoramaGross.jpg
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png_copyright_hg.png
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menuTrennlinie~1.gif
194 ms
pfeil_rot_rechts.gif
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FW_Allgemein_-_Stefanie_Kleemann_86_AusUnsererStadtKlein.jpg
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Feuerwehrjacke_Collection.jpg
207 ms
linkknopf_bg.gif
288 ms
iconschliessen.gif
301 ms
ikontakt.gif
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punktLinie2.gif
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160315_TH_VU_An_der_Palmweide_Collection.jpg
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160304_Feuer_Beylingstr_Kaczmarek_Collection.jpg
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20160312_LZ26_JDB_Collection.png
809 ms
Notruf112_Thema_richtigefarben_Thema.jpg
466 ms
Feuerwehr-Becher_Thema.jpg
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buttonSucheKlein.gif
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punktLinie1.gif
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logo_facebook25x25.jpg
593 ms
ruler_top.gif
595 ms
ruler_lesezeichen.gif
619 ms
sn_twitter_kl.jpg
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sn_facebook_kl.jpg
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sn_googleplus_kl.jpg
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sn_xing_kl.jpg
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sn_mrwong_kl.jpg
720 ms
sn_delicious_kl.jpg
767 ms
sn_twitter_gr.jpg
789 ms
sn_facebook_gr.jpg
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824 ms
sn_xing_gr.jpg
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piwik.js
388 ms
sn_delicous_gr.jpg
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sn_vz_gr.jpg
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sn_myspace_gr.jpg
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sn_google_gr.jpg
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ruler_vorlesen.gif
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serviceElement_empfehlen.gif
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wappenoutline.gif
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png_kopf_hg.png
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pfeil_weiss_links.gif
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png_hg.png
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pfeil_rot_unten.gif
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ruler_zurueck.gif
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ruler_drucken.gif
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panorama_bb_li_inaktipanorama_bb_li_inaktiv.png
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panorama_bb_re_inaktiv~1.png
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panorama_b_ds_stop.png
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loading.gif
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vorhover.gif
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zurueckhover.gif
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schliessenhover.gif
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Einheiten_im_ABZ_Bild_FW_DO_PanoramaGross.jpg
814 ms
c_logo.png
101 ms
panorama_bb_re_aktiv~1.png
98 ms
feuerwehr.dortmund.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 input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
feuerwehr.dortmund.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
feuerwehr.dortmund.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
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 Feuerwehr.dortmund.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 Feuerwehr.dortmund.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.
feuerwehr.dortmund.de
Open Graph description is not detected on the main page of Feuerwehr Dortm Und. 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: