153.106.0.0/16
IPv4 prefix announced by AS22217 Calvin College
unknown RPKI
VALID announced
1 Recorded origin
Routing
- Recorded origin
- AS22217 Calvin College unknown
- Observed origin (RIS)
- AS22217 CALVIN-UNIVERSITY - Calvin College
- Country
- United States
RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-18