2a12:3fc2:dd00::/40 - BGP Prefix
IPv6RIPEassignedNo ROA
CIDR
2a12:3fc2:dd00::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇹🇼 Taiwan
City
Taipei
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a12:3fc2:ddff::/48 | AS203472 POEMA-AS-EU PENG YUJEN | No ROA | - | 2026-10-12 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS203472 | RIPE | KSKB-MNT | 2022-08-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 2a12:3fc2:ddff::/48 | AS203472 | 🇹🇼TW | assigned |
Transfer History
Registry transfers of 2a12:3fc2:dd00::/40, blocks inside it, or blocks containing it.
- 2a12:3fc0::/29Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 2a12:3fc0::/29 | DAOport Internet Infrastructure Holdings Limited | TwentyWAN MB | Transfer |
Geolocation
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/2a12:3fc2:dd00::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a12:3fc2:dd00::/40" | jq
External Links