2a12:cb40:100::/44 - CYH CHENGYUAN HE (AS219065)
CIDR
2a12:cb40:100::/44
IP Version
IPv6
Addresses
19.3Y
Mask
/44
Country
🇯🇵 Japan
City
Kobe (Sumiyoshiyamate)
RIR
RIPE
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a12:cb40:100::/44 | AS219065 CYH-AS CHENGYUAN HE | Invalid | RIPE | 2026-10-26 |
Origin ASN
AS219065
CYH-AS CHENGYUAN HE
Geolocation
Abuse Contact
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/2a12:cb40:100::/44Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a12:cb40:100::/44" | jq
External Links