4.9 sec in total
450 ms
4.2 sec
251 ms
Click here to check amazing Robotron Online content. Otherwise, check out these important facts you probably never knew about robotron-online.de
Das Robotron Bildungszentrum ist ein regionaler Bildungsträger, fokussiert auf geförderte Weiterbildung, Umschulung und Firmenseminare in Sachsen, Sachsen-Anhalt und Thüringen. Hier steht der Mensch i...
Visit robotron-online.deWe analyzed Robotron-online.de page load time and found that the first response time was 450 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
robotron-online.de performance score
name
value
score
weighting
Value2.2 s
78/100
10%
Value4.4 s
39/100
25%
Value6.1 s
44/100
10%
Value3,080 ms
2/100
30%
Value0.007
100/100
15%
Value6.2 s
62/100
10%
450 ms
1178 ms
671 ms
1080 ms
295 ms
Our browser made a total of 70 requests to load all elements on the main page. We found that 99% of them (69 requests) were addressed to the original Robotron-online.de, 1% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Robotron-online.de.
Page size can be reduced by 905.4 kB (45%)
2.0 MB
1.1 MB
In fact, the total size of Robotron-online.de main page is 2.0 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. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 63.3 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. This page needs HTML code to be minified as it can gain 14.4 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 63.3 kB or 88% of the original size.
Potential reduce by 154.2 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. Obviously, Robotron Online needs image optimization as it can save up to 154.2 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 464.2 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 464.2 kB or 75% of the original size.
Potential reduce by 223.7 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. Robotron-online.de needs all CSS files to be minified and compressed as it can save up to 223.7 kB or 83% of the original size.
Number of requests can be reduced by 36 (53%)
68
32
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Robotron 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 17 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.
robotron-online.de
450 ms
www.robotron-online.de
1178 ms
jquery-2.1.0.min.js
671 ms
jquery-1.10.2.js
1080 ms
jquery.cookie.js
295 ms
spinners.min.js
506 ms
lightview.js
1699 ms
lightview.css
479 ms
bootstrap.min.js
685 ms
bootstrap.min.css
969 ms
cs-basic-icons.css
703 ms
cs_basic.css
762 ms
cs_mainlayout.css
978 ms
royalslider.css
803 ms
rsskin.css
857 ms
cs_mod_navigation.css
1003 ms
skin.css
952 ms
nav_fx.css
1048 ms
cs_mod_socialmedia.css
1064 ms
cs_mod_respmenu.css
1092 ms
cs_basic.css
1102 ms
cs_layout.css
1143 ms
cs_mod_content.css
1160 ms
cs_mod_nav.css
1169 ms
mediaqueries___max1199.css
1172 ms
mediaqueries___max991.css
1202 ms
mediaqueries___max767.css
1237 ms
mediaqueries___max479.css
1258 ms
js.pl
1363 ms
jquery.transit.js
1202 ms
jquery.cs_functions.js
1125 ms
jquery.cs_navigation.js
1156 ms
jquery.cs_socialmedia.js
1180 ms
jquery.cs_respmenu.js
1226 ms
jquery.cs_printpage.js
1251 ms
jquery.cs_image_loader.js
1280 ms
jquery.cs_elem_height.js
1284 ms
jquery.royalslider.min.js
1494 ms
ga.js
8 ms
cs_mod_print.css
133 ms
bg.jpg
413 ms
logo.png
288 ms
search.gif
109 ms
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199 ms
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398 ms
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402 ms
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464 ms
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015_comptia_5542.jpg
660 ms
img_2568bearb_klein_3931_orig.jpg
861 ms
robotron_karte_standorte_klein_555_3686_100.jpg
593 ms
msita_member_logo_5122_400.jpg
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sap_5132_400.jpg
690 ms
dekra.png
697 ms
nl.png
678 ms
kursnet.png
687 ms
m025094d-webfont.woff
740 ms
cs-basic-icons.woff
770 ms
sprite.png
704 ms
blank.gif
702 ms
img_2568bearb_klein_3931_400.jpg
496 ms
robotron_karte_standorte_klein_555_3686_400.jpg
545 ms
robotron-online.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
robotron-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
General
Impact
Issue
Detected JavaScript libraries
robotron-online.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Robotron-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 Robotron-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.
robotron-online.de
Open Graph data is detected on the main page of Robotron Online. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: