133.247.136.0/21

IPv4 prefix announced by AS131923 MCAT Ltd.

valid RPKI

VALID announced

1 Recorded origin

Routing

Recorded origin: AS131923 MCAT Ltd. valid
Observed origin (RIS): AS131923 MCAT - MCAT Ltd.
Country: Japan

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