133.13.0.0/16

IPv4 prefix announced by AS17960 University of the Ryukyus

unknown RPKI

VALID announced

1 Recorded origin

Routing

Recorded origin: AS17960 University of the Ryukyus unknown
Observed origin (RIS): AS17960 RAINS-AS - University of the Ryukyus
Country: Japan

RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-18