What powers 
unterrichten.digital?
Last seen Sep 2026 · 19 technologies across 13 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
Web servers
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 54% desktop
- 46% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.70 / 10 · ranked #312,827 of all domains
111 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 3.0 MB · 61 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- POE
- Profiles: X
From the homepage's own structured data (Sep 2026).
Infrastructure
- Registered Mar 2020 (6 years) via Automattic Inc., renews Mar 2027
- Hosted on Automattic (WordPress.com) (192.0.78.138)
- DNS: WordPress.com DNS
- Email: WordPress.com DNS
- Email security: SPF (soft fail), DMARC monitor only, MTA-STS, BIMI
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 7,404,249, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
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Recent changes
- dropped HTTP/3 Jul 2026
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025