7.7 sec in total
326 ms
6 sec
1.4 sec
Visit osmb.de now to see the best up-to-date Osmb content and also check out these interesting facts you probably never knew about osmb.de
heise Academy (vorher heise Events) - die passende Veranstaltung für Sie! Kompetentes und unabhängiges Wissen für IT-Profis. Konferenzen, Workshops und Webinare!
Visit osmb.deWe analyzed Osmb.de page load time and found that the first response time was 326 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
osmb.de performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value4.9 s
28/100
25%
Value6.5 s
39/100
10%
Value1,060 ms
25/100
30%
Value1.684
0/100
15%
Value8.9 s
35/100
10%
326 ms
179 ms
321 ms
168 ms
163 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Osmb.de, 94% (82 requests) were made to Heise-events.de and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Heise-events.de.
Page size can be reduced by 833.5 kB (5%)
16.6 MB
15.8 MB
In fact, the total size of Osmb.de main page is 16.6 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 16.1 MB which makes up the majority of the site volume.
Potential reduce by 47.3 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 47.3 kB or 81% of the original size.
Potential reduce by 399.3 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. Osmb images are well optimized though.
Potential reduce by 120.4 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 120.4 kB or 65% of the original size.
Potential reduce by 266.4 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. Osmb.de needs all CSS files to be minified and compressed as it can save up to 266.4 kB or 88% of the original size.
Number of requests can be reduced by 8 (10%)
81
73
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osmb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
osmb.de
326 ms
179 ms
www.heise-events.de
321 ms
layout.css
168 ms
website.css
163 ms
modernizr.js
244 ms
jquery.js
335 ms
superfish.min.js
324 ms
touch-events.js
406 ms
btn-nav.js
418 ms
slideshow.js
486 ms
image-loader.js
502 ms
monotracker.js
587 ms
heise_srcset-large.PNG
294 ms
Logo3_srcset-large.png
118 ms
SecurityTour2000x500pxsRGBklein_srcset-large.jpg
608 ms
CeBITSecurityPlaza2000x500pxsRGBklein_srcset-large.jpg
418 ms
DeveloperWorld2000x500pxsRGBklein_srcset-large.jpg
670 ms
Parallel20162000x500pxsRGBklein_srcset-large.jpg
770 ms
VOICEEntscheiderforum2000x500pxsRGBklein_srcset-large.jpg
841 ms
SOADays2000x500pxsRGBklein_srcset-large.jpg
930 ms
Rahmenbau300x300_srcset-small.jpg
936 ms
JavaLand300x300px_srcset-small.jpg
1018 ms
CeBITSecurityPlaza300x300px0_srcset-small.jpg
1027 ms
DeveloperWorld300x300px_srcset-small.jpg
1181 ms
SecurityTour300x300px_srcset-small.jpg
1124 ms
Parallel2016300x300pxsRGB0_srcset-small.jpg
1210 ms
Ausstellung300x3000_srcset-small.jpg
1267 ms
SLES12300x300pxsRGB_srcset-small.jpg
1305 ms
SOADays300x300px0_srcset-small.jpg
1354 ms
Quadrocopter300x300pxsRGB_srcset-small.jpg
1396 ms
ITJobtag300x300pxsRGB0_srcset-small.jpg
1515 ms
ConLifeLon300x300pxsRGB_srcset-small.jpg
1489 ms
buildingIoT300x300pxsRGB_srcset-small.jpg
1580 ms
RHEL7300x300pxsRGB01_srcset-small.jpg
1682 ms
enterJS300x300pxsRGB0_srcset-small.jpg
1671 ms
BackupVMwareHyperV300x300pxsRGB_srcset-small.jpg
1766 ms
TRunter35300x300pxsRGB00_srcset-small.jpg
1836 ms
VOICEEntscheiderforum300x300pxsRGB00_srcset-small.jpg
1867 ms
iXOpenStackTag300x300pxsRGB_srcset-small.jpg
1930 ms
QASystemsModernC1x300x300pxsRGB0_srcset-small.jpg
1964 ms
QASystemsFastware300x300pxsRGB_srcset-small.jpg
2016 ms
ITVisionsNET300x300pxsRGB01_srcset-small.jpg
2053 ms
ITVisionsPowerShell300x300pxsRGB1_srcset-small.jpg
2102 ms
DHTrainingsISTQB300x300pxsRGB0_srcset-small.jpg
2144 ms
DHTrainingsCAT300x300pxsRGB0_srcset-small.jpg
2192 ms
DHTrainingsIREB300x300pxsRGB00_srcset-small.jpg
2234 ms
DHTrainingsMAP300x300pxsRGB0_srcset-small.jpg
2280 ms
HLSCPSM300x300pxsRGB0_srcset-small.jpg
2269 ms
analytics.js
44 ms
colabthi-webfont.woff
2256 ms
collect
11 ms
colabreg-webfont.woff
2289 ms
fontello.woff
2044 ms
HLSCPSPO300x300pxsRGB00_srcset-small.jpg
1905 ms
HLSCCSM300x300pxsRGB_srcset-small.jpg
1874 ms
Rahmenbau300x300_srcset-large.jpg
1920 ms
JavaLand300x300px_srcset-large.jpg
1869 ms
CeBITSecurityPlaza300x300px0_srcset-large.jpg
1928 ms
DeveloperWorld300x300px_srcset-large.jpg
2010 ms
SecurityTour300x300px_srcset-large.jpg
2009 ms
Parallel2016300x300pxsRGB0_srcset-large.jpg
2010 ms
Ausstellung300x3000_srcset-large.jpg
2006 ms
SLES12300x300pxsRGB_srcset-large.jpg
1950 ms
SOADays300x300px0_srcset-large.jpg
2017 ms
Quadrocopter300x300pxsRGB_srcset-large.jpg
1975 ms
ITJobtag300x300pxsRGB0_srcset-large.jpg
2089 ms
ConLifeLon300x300pxsRGB_srcset-large.jpg
2058 ms
buildingIoT300x300pxsRGB_srcset-large.jpg
2087 ms
RHEL7300x300pxsRGB01_srcset-large.jpg
2102 ms
enterJS300x300pxsRGB0_srcset-large.jpg
2082 ms
BackupVMwareHyperV300x300pxsRGB_srcset-large.jpg
2124 ms
TRunter35300x300pxsRGB00_srcset-large.jpg
2088 ms
VOICEEntscheiderforum300x300pxsRGB00_srcset-large.jpg
2195 ms
iXOpenStackTag300x300pxsRGB_srcset-large.jpg
2106 ms
QASystemsModernC1x300x300pxsRGB0_srcset-large.jpg
2143 ms
QASystemsFastware300x300pxsRGB_srcset-large.jpg
2115 ms
ITVisionsNET300x300pxsRGB01_srcset-large.jpg
2154 ms
ITVisionsPowerShell300x300pxsRGB1_srcset-large.jpg
2134 ms
DHTrainingsISTQB300x300pxsRGB0_srcset-large.jpg
2174 ms
DHTrainingsCAT300x300pxsRGB0_srcset-large.jpg
2159 ms
DHTrainingsIREB300x300pxsRGB00_srcset-large.jpg
2187 ms
DHTrainingsMAP300x300pxsRGB0_srcset-large.jpg
2174 ms
HLSCPSM300x300pxsRGB0_srcset-large.jpg
2200 ms
HLSCPSPO300x300pxsRGB00_srcset-large.jpg
2188 ms
HLSCCSM300x300pxsRGB_srcset-large.jpg
2212 ms
layout.css
88 ms
osmb.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
button, link, and menuitem elements do not have accessible names.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
osmb.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
osmb.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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osmb.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 Osmb.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.
osmb.de
Open Graph data is detected on the main page of Osmb. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: