What powers protabo.de?
Last seen Sep 2026 · 42 technologies across 22 categories
Analytics
CMS
Databases
Font scripts
Hosting
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Page builders
Payment processors
Performance
Programming languages
Security
SEO
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
WordPress plugins
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
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.35 / 10 · ranked #8,042,888 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 150 ms |
| CLS | 0.25 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 0.7 MB · 24 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Protabo GmbH
- Profiles: LinkedIn
From the homepage's own structured data (Sep 2026).
Infrastructure
- DNS: GoDaddy DNS
- Email: ispgateway.de
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 3072, expires Nov 2026
- Common Crawl link graph: rank 42,063,748, 7 hosts
- Verified with: Apple Business, Brevo, Google, Microsoft 365, OpenAI, Stripe
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.protabo.de | 22 |
| learn.protabo.de | 11 |
| gesundheitszeugnis.protabo.de | 10 |
| app.protabo.de | 8 |
| portal.protabo.de | 7 |
Full technology history →
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Recent changes
- detected Font Awesome Jun 2026
- detected Apple iCloud Mail Dec 2025