133.40.0.0/16
IPv4 prefix announced by AS63777 National Institutes of Natural Sciences National Astronomical Observatory of JAPAN
unknown RPKI
VALID announced
1 Recorded origin
Routing
- Recorded origin
- AS63777 National Institutes of Natural Sciences National Astronomical Observatory of JAPAN unknown
- Observed origin (RIS)
- AS63777 STARCLUSTER - National Institutes of Natural Sciences National Astronomical Observatory of JAPAN
- Country
- Japan
RPKI: rpki.cloudflare.com · 2026-06-19 · Routing: RIPEstat · 2026-06-19