133.24.0.0/18
IPv4 prefix announced by AS131159 Yamagata University
valid RPKI
VALID announced
1 Recorded origin
Routing
- Recorded origin
- AS131159 Yamagata University valid
- Observed origin (RIS)
- AS131159 AS-YAMAGATAU - Yamagata University
- Country
- Japan
RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-18