192.189.138.0/24
IPv4 prefix announced by AS1249 University of Massachusetts - AMHERST
unknown RPKI
VALID announced
1 Recorded origin
Routing
- Recorded origin
- AS1249 University of Massachusetts - AMHERST unknown
- Observed origin (RIS)
- AS1249 FIVE-COLLEGES-AS - University of Massachusetts - AMHERST
- Country
- United States
RPKI: rpki.cloudflare.com · 2026-06-19 · Routing: RIPEstat · 2026-06-19