What powers koelner-regatta-verband.de?
Last seen Jul 2026 · 17 technologies across 11 categories
JavaScript libraries
Marketing Automation
MailChimp
since Jul 2019
Miscellaneous
Operating Systems
Ubuntu
since Jul 2019
Programming Languages
Ruby
since Jul 2019
Security
HSTS
since Sep 2022
UI frameworks
Video Players
Web Frameworks
Ruby on Rails
since Jul 2019
Web Servers
Webmail
Microsoft 365
since Aug 2022
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
Open Page Rank
2.38 / 10 · ranked #2,716,471 of all domains
13 referring domains · OpenPageRank
Infrastructure
- Hosted on Amazon Web Services (3.121.52.159)
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 39,437,594, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| results.koelner-regatta-verband.de | 10 |
| www.koelner-regatta-verband.de | 9 |