133.75.0.0/16

IPv4 prefix announced by AS9591 National Institute for Fusion Science

valid RPKI

VALID announced

1 Recorded origin

Routing

Recorded origin: AS9591 National Institute for Fusion Science valid
Observed origin (RIS): AS9591 NIFS - National Institute for Fusion Science
Country: Japan

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