What powers 
optadata-gruppe.de?
Last seen Oct 2026 · 21 technologies across 16 categories
CDN
Cloudflare
since Apr 2026
CMS
TYPO3 CMS
since Nov 2021
Cookie compliance
Documentation
Zendesk
since Aug 2022
Hosting
IONOS
since Aug 2022
JavaScript libraries
Marketing automation
Salesforce Marketing Cloud Account Engagement
since Dec 2022
Miscellaneous
HTTP/3
since Apr 2026
Operating systems
Debian
since Nov 2021
Programming languages
Security
Tag managers
Google Tag Manager
since Feb 2021
UI frameworks
Web frameworks
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.05 / 10 · ranked #534,624 of all domains
65 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: German
- Weight: 0.0 MB · 6 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Hetzner (167.235.121.20)
- Email: sophos.com
- Email security: SPF (hard fail), DMARC reject, MTA-STS, BIMI
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 9,574,051, 6 hosts
- Verified with: Apple Business, Atlassian, Cloudflare, Google, Microsoft 365, Miro, Sophos, Stripe
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.optadata-gruppe.de | 15 |
| www.e-recruiting.optadata-gruppe.de | 6 |
| kundencenter.optadata-gruppe.de | 4 |
| portal.optadata-gruppe.de | 4 |