What powers igpp.de?
Last seen Aug 2026 · 25 technologies across 13 categories
CMS
Databases
Hosting
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
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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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| what is physical mediumship | #7 | 3 |
| parapsychological phenomena | #7 | 1 |
| marc wittmann | #10 | 1 |
| consciousness time | #59 | 0 |
| what is pk in paranormal | #26 | 0 |
| physical mediumship | #7 | 0 |
| journal of the history of psychology | #91 | 0 |
| journal of parapsychology | #38 | 0 |
| igpp | #95 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 79% phone
- 21% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.09 / 10 · ranked #238,457 of all domains
129 referring domains · OpenPageRank
Search traffic
5 est. monthly organic visits (US)
9 keywords in Google's top 30
Core Web Vitals
| LCP | 1.8 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German (Germany)
- Weight: 2.9 MB · 90 requests
- WordPress theme: salient (child: matoma-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- IGPP Institut für Grenzgebiete der Psychologie und Psychohygiene (Institut für Grenzgebiete der Psychologie und Psychohygiene on Wikidata)
- Founded: 1950
- Country: Germany
- Profiles: X, YouTube
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on STRATO (81.169.145.88, IPv6)
- DNS: STRATO
- Email: STRATO
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 699,827, 5 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| igpp.de | 24 |
| www.igpp.de | 5 |