What powers 
heinrich-pesch-haus.de?
Last seen Sep 2026 · 19 technologies across 9 categories
CMS
Databases
JavaScript libraries
Miscellaneous
Page builders
Programming languages
UI frameworks
Web servers
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. 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
3.94 / 10 · ranked #618,133 of all domains
63 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 2.8 MB · 37 requests
- WordPress theme: pmnet-wp-pagebuilder · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Heinrich Pesch House
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Hosted on GODADDY (91.250.66.129)
- DNS: udag.de
- Email: Trend Micro Email Security
- Email security: SPF (hard fail), no DMARC record
- SSL: GoDaddy, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 1,081,431, 4 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Animate.css Aug 2026
- dropped Google Analytics May 2026
- dropped HSTS Apr 2026
- detected HSTS Feb 2026