2a00:b900::/32 - ICUK Computing Services Limited (AS51561)
CIDR
2a00:b900::/32
IP Version
IPv6
Addresses
79228.1Y
Mask
/32
Country
🇬🇧 United Kingdom
City
Croydon
RIR
RIPE NCC
Status
allocated
Allocated
2011-02-17
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a00:b900::/32 | AS51561 AS-ICUK ICUK Computing Services Limited | No ROA | RIPE | 2026-10-11 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a00:b900:2::/48 | AS51561 AS-ICUK ICUK Computing Services Limited | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS51561 | RIPE | ICUK-MNT | 2011-05-18 |
Related Prefixes
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 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/2a00:b900::/32Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a00:b900::/32" | jq
External Links