18.2.0.0/19
IPv4 prefix announced by AS10578 Harvard University
unknown RPKI
Not announced announced
1 Recorded origin
Routing
- Recorded origin
- AS10578 Harvard University unknown
- Observed origin (RIS)
- Not announced
- Country
- United States
RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-18