2001:4c20::/29 - BGP Prefix
IPv6RIPE NCCallocatedNo ROA
CIDR
2001:4c20::/29
IP Version
IPv6
Addresses
633825.3Y
Mask
/29
Country
🇬🇧 United Kingdom
City
Belfast
RIR
RIPE NCC
Status
allocated
Allocated
2005-04-01
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
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:4c20::/32 | AS29636 CATALYST2-AS Team Blue Carrier Limited | No ROA | - | 2026-10-11 |
| 2001:4c21::/32 | AS41355 CATALYST2-RDG Team Blue Carrier Limited | No ROA | - | 2026-10-11 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 2001:4c20:0:1::/64 | 🇬🇧GB | assigned | |
| 2001:4c20:0:2::/64 | 🇬🇧GB | assigned | |
| 2001:4c20:0:3::/64 | 🇬🇧GB | assigned | |
| 2001:4c20:1::/112 | 🇬🇧GB | assigned | |
| 2001:4c20:1::1:0/112 | 🇬🇧GB | assigned | |
| 2001:4c20:1::2:0/112 | 🇬🇧GB | assigned | |
| 2001:4c20:1::3:0/112 | 🇬🇧GB | assigned | |
| 2001:4c20:1:a::/64 | 🇬🇧GB | assigned | |
| 2001:4c20:1:b::/64 | 🇬🇧GB | assigned | |
| 2001:4c20:2::/48 | 🇬🇧GB | assigned | |
| 2001:4c21::/32 | AS41355 | 🇬🇧GB | assigned |
Transfer History
Registry transfers of 2001:4c20::/29, blocks inside it, or blocks containing it.
- 2001:4c20::/29Transfer ·
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 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/2001:4c20::/29Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2001:4c20::/29" | jq
External Links