2.6 sec in total
224 ms
2 sec
395 ms
Click here to check amazing Open3A content for Germany. Otherwise, check out these important facts you probably never knew about open3a.de
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Visit open3a.deWe analyzed Open3a.de page load time and found that the first response time was 224 ms and then it took 2.3 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.
open3a.de performance score
name
value
score
weighting
Value2.3 s
74/100
10%
Value3.3 s
69/100
25%
Value3.7 s
85/100
10%
Value10 ms
100/100
30%
Value0.018
100/100
15%
Value4.0 s
87/100
10%
224 ms
219 ms
780 ms
95 ms
191 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that all of those requests were addressed to Open3a.de and no external sources were called. The less responsive or slowest element that took the longest time to load (780 ms) belongs to the original domain Open3a.de.
Page size can be reduced by 155.2 kB (60%)
257.5 kB
102.2 kB
In fact, the total size of Open3a.de main page is 257.5 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. 20% of websites need less resources to load. HTML takes 215.5 kB which makes up the majority of the site volume.
Potential reduce by 152.4 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 152.4 kB or 71% of the original size.
Potential reduce by 2.4 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. Open3A images are well optimized though.
Potential reduce by 362 B
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 362 B or 23% of the original size.
We found no issues to fix!
16
16
The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Open3A. According to our analytics all requests are already optimized.
open3a.de
224 ms
www.open3a.de
219 ms
www.open3a.de
780 ms
menu.svg
95 ms
open3ALogo.svg
191 ms
slide1.webp
468 ms
slide2.webp
466 ms
slide3.webp
468 ms
slide4.webp
284 ms
slide5.webp
505 ms
slide6.webp
506 ms
piwik.js
342 ms
multiCMS2016.js
437 ms
open3a.png
521 ms
lightcrm.png
522 ms
openwawi.png
523 ms
upfab.png
530 ms
openfibu.png
529 ms
personalkartei.png
531 ms
Ubuntu-Bold.woff2
707 ms
check.svg
152 ms
cloud.svg
152 ms
data-transfer.svg
158 ms
graph.svg
159 ms
inkwell.svg
160 ms
pulse.svg
246 ms
ajax-loader.gif
245 ms
slick.woff
252 ms
open3a.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
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
open3a.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
Browser errors were logged to the console
open3a.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
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 Open3a.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 Open3a.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.
open3a.de
Open Graph description is not detected on the main page of Open3A. 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: