148.253.0.0/20
🇬🇧IPv4RIPENCCassigned RPKI Valid
CIDR
148.253.0.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇬🇧 United Kingdom
City
Slough
RIR
RIPENCC
Status
assigned
Allocated
9/1/1993
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 148.253.0.0/24 | AS1273CW - IDDQD-AS | Valid | — | 6/13/2026 |
| 148.253.1.0/24 | AS1273CW - IDDQD-AS | Valid | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 148.253.8.0/21 | 🇬🇧GB | assigned | |
| 148.253.0.0/22 | 🇬🇧GB | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/148.253.0.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/148.253.0.0/20" | jq
External Links