What powers 
peter-hammer-verlag.de?
Last seen Aug 2026 · 10 technologies across 7 categories
CMS
Ecommerce
JavaScript libraries
Miscellaneous
Programming languages
UI frameworks
Web servers
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
- 69% phone
- 31% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.96 / 10 · ranked #250,440 of all domains
188 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German (Germany)
- Weight: 7.2 MB · 48 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Peter Hammer Verlag
- Founded: 1966
- Sector: book publisher
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Hosted on SPEEDPARTNER (91.184.35.130)
- DNS: incowebhost.de
- Email: peter-hammer-verlag.de
- Email security: SPF (hard fail), no DMARC record
- SSL: GlobalSign, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 774,036, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- detected Slick May 2026