2.8 sec in total
359 ms
2.2 sec
251 ms
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Ausbildung und Schulung im Berufskletterzentrum: Kurse im Industrieklettern, Höhenarbeiten, PSA gegen Absturz, Baumklettern. Zertifiziertes Ausbildungszentrum in Berlin-Brandenburg, Lehrgänge auch deu...
Visit berufskletterzentrum.deWe analyzed Berufskletterzentrum.de page load time and found that the first response time was 359 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
berufskletterzentrum.de performance score
name
value
score
weighting
Value1.5 s
96/100
10%
Value1.5 s
100/100
25%
Value2.2 s
99/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value1.5 s
100/100
10%
359 ms
441 ms
317 ms
421 ms
515 ms
Our browser made a total of 30 requests to load all elements on the main page. We found that all of those requests were addressed to Berufskletterzentrum.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Berufskletterzentrum.de.
Page size can be reduced by 43.6 kB (20%)
219.2 kB
175.6 kB
In fact, the total size of Berufskletterzentrum.de main page is 219.2 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. Only 10% of websites need less resources to load. Images take 170.4 kB which makes up the majority of the site volume.
Potential reduce by 29.6 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 29.6 kB or 79% of the original size.
Potential reduce by 4.0 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. Berufskletterzentrum images are well optimized though.
Potential reduce by 10.0 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. Berufskletterzentrum.de needs all CSS files to be minified and compressed as it can save up to 10.0 kB or 89% of the original size.
Number of requests can be reduced by 8 (29%)
28
20
The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Berufskletterzentrum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
berufskletterzentrum.de
359 ms
www.berufskletterzentrum.de
441 ms
formate.css
317 ms
bkz_header_left.jpg
421 ms
bkz_szt_header_1.jpg
515 ms
cleardot.gif
224 ms
nav_icon_active_down.gif
228 ms
nav_icon_active.gif
310 ms
fb_16.png
438 ms
gplus_16.png
447 ms
icon_link.png
525 ms
nav_icon.png
535 ms
AZAV_ISO.png
832 ms
bpr.png
654 ms
FISAT_Mitglied_sch.gif
650 ms
qrcode.png
732 ms
index_szt.jpg
749 ms
index_skt2.jpg
749 ms
index_psa.jpg
866 ms
index_sak.jpg
973 ms
index_s24.png
848 ms
index_gutachten.jpg
1042 ms
Banner_BKZ_180_90.gif
969 ms
wp01.jpg
767 ms
bkz_subheader_left.jpg
929 ms
bkz_szt_header_2.jpg
947 ms
bkz_bg_navleft_bottom.jpg
1050 ms
bkz_bg_navleft2.jpg
1056 ms
nav_icon2.gif
970 ms
bkz_szt_header_3.jpg
1137 ms
berufskletterzentrum.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.
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
berufskletterzentrum.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
berufskletterzentrum.de SEO score
DE
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Berufskletterzentrum.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Berufskletterzentrum.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.
berufskletterzentrum.de
Open Graph description is not detected on the main page of Berufskletterzentrum. 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: