What powers zeiss-kliniken.de?
Last seen Sep 2026 · 11 technologies across 8 categories
Analytics
Google Analytics
since Apr 2019
CMS
TYPO3 CMS
since Mar 2025
Hosting
IONOS
since Mar 2025
JavaScript libraries
Miscellaneous
Open Graph
since Mar 2025
Popper
since Mar 2025
PaaS
Platform.sh
since Mar 2025
Programming languages
PHP
since Apr 2019
Security
HSTS
since Mar 2025
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 81% phone
- 13% desktop
- 6% tablet
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.87 / 10 · ranked #1,826,272 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- CDN: Google
- Weight: 3.0 MB · 33 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Google Cloud (35.242.229.239)
- DNS: IONOS
- Email: IONOS
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 30,236,004, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted