What powers 21.de?
Last seen Jun 2026 · 30 technologies across 18 categories
CDN
Google Hosted Libraries
since Feb 2022
jsDelivr
since Apr 2025
CMS
Cookie compliance
Cookiebot
since May 2021
Databases
MySQL
since Dec 2025
Font scripts
Google Font API
since May 2021
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript frameworks
Vue.js
since Dec 2025
JavaScript libraries
Miscellaneous
Operating systems
Windows Server
since May 2021
Performance
Priority Hints
since Dec 2025
Programming languages
Security
HSTS
since Apr 2025
UI frameworks
Web frameworks
Web servers
Apache HTTP Server
since Dec 2025
Widgets
SoundCloud
since Dec 2025
WordPress plugins
WordPress themes
Audience
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.74 / 10 · ranked #742,636 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: German
- Weight: 24.0 MB · 19 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| ausbildung.21.de | 20 |
| karriere.21.de | 11 |
| dos.21.de | 9 |
| 21.de | 4 |
Full technology history →
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