What powers 
phoible.org?
Last seen Aug 2026 · 5 technologies across 4 categories
Hosting
IONOS
since Aug 2022
JavaScript libraries
Programming languages
Python
since Jul 2019
Web servers
gunicorn
since Jul 2019
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
AI Crawlers
No AI crawlers blocked
Audience
- 51% phone
- 49% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.00 / 10 · ranked #567,046 of all domains
68 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 2.5 MB · 16 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- PHOIBLE
From Wikidata (CC0).
Infrastructure
- Hosted on DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. (130.183.217.93)
- DNS: IONOS
- Email: IONOS
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 487,133
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted