117.16.40.0/21
IPv4 prefix announced by AS18031 Sangmyung University
unknown RPKI
VALID announced
1 Recorded origin
Routing
- Recorded origin
- AS18031 Sangmyung University unknown
- Observed origin (RIS)
- AS18031 SANGMYUNG-AS-KR-KR - Sangmyung University
- Country
- South Korea
RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-17