What powers opti-hc.de?
Last seen Sep 2026 · 42 technologies across 21 categories
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Page builders
Performance
Programming languages
Security
Tag managers
UI frameworks
Web servers
Widgets
WordPress plugins
WordPress themes
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.36 / 10 · ranked #1,050,460 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 1.8 MB · 97 requests
- WordPress theme: astra (child: astrachild_optihc) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- OPTI health consulting GmbH
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on IONOS (217.160.0.108, IPv6)
- DNS: IONOS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Sectigo, RSA 2048, wildcard, expires Mar 2027
- Common Crawl link graph: rank 12,055,082, 5 hosts
- Verified with: Brevo
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.opti-hc.de | 34 |
| opti-hc.de | 28 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Matomo Analytics Apr 2026
- detected Google Font API Mar 2026
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025