3.4 sec in total
288 ms
2.5 sec
550 ms
Visit kolb-verkehrsleitservice.de now to see the best up-to-date Kolb Verkehrsleitservice content and also check out these interesting facts you probably never knew about kolb-verkehrsleitservice.de
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Visit kolb-verkehrsleitservice.deWe analyzed Kolb-verkehrsleitservice.de page load time and found that the first response time was 288 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
kolb-verkehrsleitservice.de performance score
name
value
score
weighting
Value0
0/100
10%
Value0
0/100
25%
Value0
0/100
10%
Value0
0/100
30%
Value0.242
51/100
15%
Value0
0/100
10%
288 ms
428 ms
293 ms
383 ms
386 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Kolb-verkehrsleitservice.de, 94% (34 requests) were made to Halteverbot.de and 3% (1 request) were made to Hnr-kommunikation.de. The less responsive or slowest element that took the longest time to load (921 ms) relates to the external source Halteverbot.de.
Page size can be reduced by 158.2 kB (6%)
2.5 MB
2.3 MB
In fact, the total size of Kolb-verkehrsleitservice.de main page is 2.5 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. 60% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 13.3 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 13.3 kB or 77% of the original size.
Potential reduce by 96.2 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. Kolb Verkehrsleitservice images are well optimized though.
Potential reduce by 48.7 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 48.7 kB or 47% of the original size.
Number of requests can be reduced by 3 (9%)
34
31
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kolb Verkehrsleitservice. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
kolb-verkehrsleitservice.de
288 ms
halteverbot.de
428 ms
jquery-1.9.0.min.js
293 ms
jquery-migrate-1.2.1.js
383 ms
jquery.cycle.all.js
386 ms
auto.js
380 ms
iframe_suche.php
360 ms
c.php
468 ms
menue_unten0.gif
196 ms
menue_unten1.gif
237 ms
menue_unten2.gif
199 ms
hi_grund_weiss.gif
157 ms
header.gif
170 ms
clear.gif
195 ms
image_1_1.jpg
445 ms
image_1_2.jpg
656 ms
image_1_3.jpg
667 ms
image_2_1stud.jpg
574 ms
image_2_2stud.jpg
573 ms
image_2_3stud.jpg
658 ms
image_2_1.jpg
520 ms
image_2_2.jpg
621 ms
image_2_3.jpg
739 ms
image_3_1.jpg
648 ms
image_3_2.jpg
721 ms
image_3_3.jpg
910 ms
image_4_1.jpg
736 ms
image_4_2.jpg
735 ms
image_4_3.jpg
745 ms
image_5_1.jpg
818 ms
image_5_2.jpg
921 ms
image_5_3.jpg
914 ms
footer_unten_stud.png
822 ms
footer_unten.jpg
829 ms
symbol_datenschutz.png
816 ms
schalter_senden.jpg
830 ms
kolb-verkehrsleitservice.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
<frame> or <iframe> elements do not have a title
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
kolb-verkehrsleitservice.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
kolb-verkehrsleitservice.de SEO score
DE
DE
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kolb-verkehrsleitservice.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 Kolb-verkehrsleitservice.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
kolb-verkehrsleitservice.de
Open Graph description is not detected on the main page of Kolb Verkehrsleitservice. 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: