4.9 sec in total
381 ms
4.2 sec
262 ms
Click here to check amazing Probanden Online content for Germany. Otherwise, check out these important facts you probably never knew about probanden-online.de
Testpersonen, Medikamententester und Probanden werden gesucht für Job zum Medikamente testen in Berlin, Frankfurt, München
Visit probanden-online.deWe analyzed Probanden-online.de page load time and found that the first response time was 381 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize Probanden-online.de rating and web reputation
probanden-online.de performance score
name
value
score
weighting
Value0.7 s
100/100
10%
Value0.9 s
100/100
25%
Value0.7 s
100/100
10%
Value0 ms
100/100
30%
Value0.003
100/100
15%
Value0.7 s
100/100
10%
381 ms
1201 ms
110 ms
241 ms
237 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that 47% of them (35 requests) were addressed to the original Probanden-online.de, 11% (8 requests) were made to Apis.google.com and 7% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Encrypted-tbn3.gstatic.com.
Page size can be reduced by 226.0 kB (58%)
390.7 kB
164.7 kB
In fact, the total size of Probanden-online.de main page is 390.7 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. 60% of websites need less resources to load. Javascripts take 188.8 kB which makes up the majority of the site volume.
Potential reduce by 33.3 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 33.3 kB or 75% of the original size.
Potential reduce by 24.7 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, Probanden Online needs image optimization as it can save up to 24.7 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 122.2 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 122.2 kB or 65% of the original size.
Potential reduce by 45.8 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. Probanden-online.de needs all CSS files to be minified and compressed as it can save up to 45.8 kB or 86% of the original size.
Number of requests can be reduced by 35 (51%)
68
33
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Probanden 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 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
probanden-online.de
381 ms
www.probanden-online.de
1201 ms
stylesheet_18ce9a415e.css
110 ms
style.css
241 ms
style-forum.css
237 ms
prototype-1.6.0.3.js
342 ms
javascript_757c080409.js
236 ms
rss.css
235 ms
plusone.js
83 ms
brand
24 ms
show_ads.js
23 ms
javascript_8dc8d02aa3.js
237 ms
brand
62 ms
cb=gapi.loaded_0
26 ms
body-bg.jpg
172 ms
header.jpg
252 ms
Close-up_of_infusion_pump__c__Photographeeeu_51c272f9e4.jpg
252 ms
flagge-en.jpg
170 ms
flagge-fr.jpg
171 ms
sb-anmeldung.jpg
171 ms
sb-hauptthemen.jpg
253 ms
sb-weiterethemen.jpg
252 ms
sb-news.jpg
253 ms
sb-testkliniken.jpg
255 ms
sb-studien.jpg
328 ms
sb-partner.jpg
330 ms
topic_unanswered.png
328 ms
jump_to.gif
328 ms
top.jpg
328 ms
headermenu-bg.jpg
330 ms
google_custom_search_watermark.gif
64 ms
ca-pub-4733811081368689.js
161 ms
zrt_lookup.html
153 ms
show_ads_impl.js
112 ms
main-bg.jpg
420 ms
breadcrumb.jpg
419 ms
content-bg.jpg
418 ms
middle.jpg
420 ms
middle-bottom.jpg
389 ms
ico-rss.gif
393 ms
sidebar-bottom.jpg
635 ms
news-bg.jpg
495 ms
gb-header-bg.jpg
495 ms
footer.jpg
501 ms
ga.js
33 ms
__utm.gif
62 ms
all.js
61 ms
cb=gapi.loaded_1
83 ms
fastbutton
90 ms
ads
288 ms
osd.js
39 ms
cb=gapi.loaded_0
49 ms
cb=gapi.loaded_1
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ads
511 ms
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postmessageRelay
73 ms
W5F8_SL0XFawnjxHGsZjJA.ttf
109 ms
xd_arbiter.php
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32fc500709385899b77af7504b52034b536638.gif
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3193398744-postmessagerelay.js
49 ms
rpc:shindig_random.js
38 ms
cb=gapi.loaded_0
11 ms
abg.js
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m_js_controller.js
5 ms
favicon
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googlelogo_color_112x36dp.png
52 ms
nessie_icon_tiamat_white.png
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x_button_blue2.png
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ping
51 ms
ui
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Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
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like.php
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13 ms
probanden-online.de accessibility score
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
probanden-online.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
probanden-online.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Probanden-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 Probanden-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.
probanden-online.de
Open Graph description is not detected on the main page of Probanden 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: