31.22.40.0/21
🇬🇧CIDR
31.22.40.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇬🇧 United Kingdom
City
London
RIR
RIPENCC
Status
allocated
Allocated
3/25/2011
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 31.22.40.0/21 | AS35071UK-XOOM-SYSTEMS-AS Xoom Limited | No ROA | — | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 31.22.40.0/22 | AS35071UK-XOOM-SYSTEMS-AS Xoom Limited | No ROA | — | 5/31/2026 |
| 31.22.44.0/22 | AS35071UK-XOOM-SYSTEMS-AS Xoom Limited | No ROA | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 31.22.45.0/24 | 🇬🇧GB | assigned | |
| 31.22.44.0/24 | 🇬🇧GB | assigned | |
| 31.22.42.0/24 | 🇬🇧GB | assigned | |
| 31.22.46.0/24 | 🇬🇧GB | assigned | |
| 31.22.40.0/25 | 🇬🇧GB | assigned | |
| 31.22.43.0/25 | 🇬🇧GB | assigned | |
| 31.22.41.128/25 | 🇬🇧GB | assigned | |
| 31.22.40.128/25 | 🇬🇧GB | assigned | |
| 31.22.41.0/25 | 🇬🇧GB | assigned | |
| 31.22.43.128/26 | 🇬🇧GB | assigned | |
| 31.22.43.224/27 | 🇬🇧GB | assigned | |
| 31.22.43.192/27 | 🇬🇧GB | assigned |
Origin ASN
AS35071
UK-XOOM-SYSTEMS-AS Xoom Limited
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/31.22.40.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/31.22.40.0/21" | jq
External Links