2a0f:1cc5:3600::/40 - JSMSR Network (AS12198)
CIDR
2a0f:1cc5:3600::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇯🇵 Japan
City
Tokyo
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a0f:1cc5:3600::/40 | AS12198 JSMSR-LLC - JSMSR Network | Valid | RIPE | 2026-10-26 |
Origin ASN
AS12198
JSMSR-LLC - JSMSR Network
Related Prefixes
Geolocation
Country🇯🇵JapanJP
CityTokyo
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/2a0f:1cc5:3600::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a0f:1cc5:3600::/40" | jq
External Links