81.31.96.0/20
🇬🇧IPv4RIPENCCallocated RPKI Valid
CIDR
81.31.96.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇬🇧 United Kingdom
City
Telford
RIR
RIPENCC
Status
allocated
Allocated
5/29/2002
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
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.31.96.0/19 | AS8468ENTANET Cityfibre Limited | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 81.31.96.0/19 | AS8468 | /24 | ripe |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.31.108.0/22 | 🇬🇧GB | assigned | |
| 81.31.96.0/23 | 🇬🇧GB | assigned | |
| 81.31.107.0/24 | 🇬🇧GB | assigned | |
| 81.31.102.128/25 | 🇬🇧GB | assigned | |
| 81.31.104.0/25 | 🇬🇧GB | assigned | |
| 81.31.101.0/26 | 🇬🇧GB | assigned | |
| 81.31.101.64/26 | 🇬🇧GB | assigned | |
| 81.31.106.192/27 | 🇬🇧GB | assigned | |
| 81.31.104.160/27 | 🇬🇧GB | assigned | |
| 81.31.99.0/27 | 🇬🇧GB | assigned | |
| 81.31.104.192/27 | 🇬🇧GB | assigned | |
| 81.31.106.160/27 | 🇬🇧GB | assigned | |
| 81.31.102.96/28 | 🇬🇧GB | assigned | |
| 81.31.106.240/28 | 🇬🇧GB | assigned | |
| 81.31.101.208/28 | 🇬🇧GB | assigned | |
| 81.31.102.112/28 | 🇬🇧GB | assigned | |
| 81.31.101.144/28 | 🇬🇧GB | assigned | |
| 81.31.99.48/28 | 🇬🇧GB | assigned | |
| 81.31.104.128/28 | 🇬🇧GB | assigned | |
| 81.31.99.32/28 | 🇬🇧GB | assigned | |
| 81.31.102.32/28 | 🇬🇧GB | assigned | |
| 81.31.102.16/28 | 🇬🇧GB | assigned | |
| 81.31.102.48/28 | 🇬🇧GB | assigned | |
| 81.31.102.80/28 | 🇬🇧GB | assigned | |
| 81.31.102.0/28 | 🇬🇧GB | assigned | |
| 81.31.100.88/29 | 🇬🇧GB | assigned | |
| 81.31.100.200/29 | 🇬🇧GB | assigned | |
| 81.31.101.232/29 | 🇬🇧GB | assigned | |
| 81.31.103.192/29 | 🇬🇧GB | assigned | |
| 81.31.105.48/29 | 🇬🇧GB | assigned | |
| 81.31.105.88/29 | 🇬🇧GB | assigned | |
| 81.31.105.112/29 | 🇬🇧GB | assigned | |
| 81.31.105.152/29 | 🇬🇧GB | assigned | |
| 81.31.105.176/29 | 🇬🇧GB | assigned | |
| 81.31.98.48/29 | 🇬🇧GB | assigned | |
| 81.31.98.64/29 | 🇬🇧GB | assigned | |
| 81.31.98.80/29 | 🇬🇧GB | assigned | |
| 81.31.98.144/29 | 🇬🇧GB | assigned | |
| 81.31.98.168/29 | 🇬🇧GB | assigned | |
| 81.31.100.96/29 | 🇬🇧GB | assigned | |
| 81.31.100.160/29 | 🇬🇧GB | assigned | |
| 81.31.100.240/29 | 🇬🇧GB | assigned | |
| 81.31.101.192/29 | 🇬🇧GB | assigned | |
| 81.31.103.104/29 | 🇬🇧GB | assigned | |
| 81.31.103.136/29 | 🇬🇧GB | assigned | |
| 81.31.103.240/29 | 🇬🇧GB | assigned | |
| 81.31.98.0/29 | 🇬🇧GB | assigned | |
| 81.31.98.8/29 | 🇬🇧GB | assigned | |
| 81.31.98.16/29 | 🇬🇧GB | assigned | |
| 81.31.98.40/29 | 🇬🇧GB | assigned | |
| 81.31.98.72/29 | 🇬🇧GB | assigned | |
| 81.31.98.96/29 | 🇬🇧GB | assigned | |
| 81.31.98.112/29 | 🇬🇧GB | assigned | |
| 81.31.98.120/29 | 🇬🇧GB | assigned | |
| 81.31.98.128/29 | 🇬🇧GB | assigned | |
| 81.31.98.136/29 | 🇬🇧GB | assigned | |
| 81.31.98.152/29 | 🇬🇧GB | assigned | |
| 81.31.98.192/29 | 🇬🇧GB | assigned | |
| 81.31.98.216/29 | 🇬🇧GB | assigned | |
| 81.31.98.224/29 | 🇬🇧GB | assigned | |
| 81.31.98.232/29 | 🇬🇧GB | assigned | |
| 81.31.98.240/29 | 🇬🇧GB | assigned | |
| 81.31.98.248/29 | 🇬🇧GB | assigned | |
| 81.31.100.32/29 | 🇬🇧GB | assigned | |
| 81.31.100.40/29 | 🇬🇧GB | assigned | |
| 81.31.100.56/29 | 🇬🇧GB | assigned | |
| 81.31.100.64/29 | 🇬🇧GB | assigned | |
| 81.31.100.72/29 | 🇬🇧GB | assigned | |
| 81.31.100.80/29 | 🇬🇧GB | assigned | |
| 81.31.100.112/29 | 🇬🇧GB | assigned | |
| 81.31.100.120/29 | 🇬🇧GB | assigned | |
| 81.31.100.128/29 | 🇬🇧GB | assigned | |
| 81.31.100.136/29 | 🇬🇧GB | assigned | |
| 81.31.100.152/29 | 🇬🇧GB | assigned | |
| 81.31.100.184/29 | 🇬🇧GB | assigned | |
| 81.31.100.216/29 | 🇬🇧GB | assigned | |
| 81.31.100.224/29 | 🇬🇧GB | assigned | |
| 81.31.100.232/29 | 🇬🇧GB | assigned | |
| 81.31.100.248/29 | 🇬🇧GB | assigned | |
| 81.31.101.200/29 | 🇬🇧GB | assigned | |
| 81.31.101.224/29 | 🇬🇧GB | assigned | |
| 81.31.103.0/29 | 🇬🇧GB | assigned | |
| 81.31.103.8/29 | 🇬🇧GB | assigned | |
| 81.31.103.32/29 | 🇬🇧GB | assigned | |
| 81.31.103.40/29 | 🇬🇧GB | assigned | |
| 81.31.103.56/29 | 🇬🇧GB | assigned | |
| 81.31.103.64/29 | 🇬🇧GB | assigned | |
| 81.31.103.72/29 | 🇬🇧GB | assigned | |
| 81.31.103.80/29 | 🇬🇧GB | assigned | |
| 81.31.103.96/29 | 🇬🇧GB | assigned | |
| 81.31.103.112/29 | 🇬🇧GB | assigned | |
| 81.31.103.152/29 | 🇬🇧GB | assigned | |
| 81.31.103.160/29 | 🇬🇧GB | assigned | |
| 81.31.103.168/29 | 🇬🇧GB | assigned | |
| 81.31.103.200/29 | 🇬🇧GB | assigned | |
| 81.31.103.208/29 | 🇬🇧GB | assigned | |
| 81.31.103.216/29 | 🇬🇧GB | assigned | |
| 81.31.103.232/29 | 🇬🇧GB | assigned | |
| 81.31.103.248/29 | 🇬🇧GB | assigned | |
| 81.31.105.0/29 | 🇬🇧GB | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/81.31.96.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.31.96.0/20" | jq
External Links