What powers prueferportal.org?
Last seen Nov 2023 · 12 technologies across 9 categories
Analytics
Matomo Analytics
since Sep 2020
Comment systems
JavaScript libraries
Maps
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Programming languages
PHP
since Jan 2019
Security
HSTS
since Sep 2022
UI frameworks
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Open Page Rank
3.03 / 10 · ranked #1,534,436 of all domains
27 referring domains · OpenPageRank
Infrastructure
- Hosted on BIG3AS (93.191.166.239)
- DNS: bringe.net
- Email: bibb-service.de
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 1,218,738
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted