37.252.58.0/23 - UC Uno (AS218774)
CIDR
37.252.58.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇬🇧 United Kingdom
City
Sheffield (Sheffield City Centre)
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 |
|---|---|---|---|---|
| 37.252.58.0/23 | AS218774 UC-AS uno Ltd. | Valid | RIPE | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.252.32.0/19 | AS44574 A4N Network Services Ltd. | Valid | - | 2026-10-11 |
Origin ASN
AS218774
UC-AS uno Ltd.
Related Prefixes
Geolocation
Country🇬🇧United KingdomGB
RegionEngland
CitySheffield (Sheffield City Centre)
Coordinates53.3799, -1.4629 ↗
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/37.252.58.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.252.58.0/23" | jq
External Links