133.131.12.0/24

IPv4 prefix announced by AS63802 Nippon Telegraph and Telephone East Corporation

unknown RPKI

VALID announced

1 Recorded origin

Routing

Recorded origin: AS63802 Nippon Telegraph and Telephone East Corporation unknown
Observed origin (RIS): AS63802 MIKAKA-EAST - Nippon Telegraph and Telephone East Corporation
Country: Japan

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