81.171.128.0/17 - CLARANET Limited (AS8426)
CIDR
81.171.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇬🇧 United Kingdom
City
London (Holborn)
RIR
RIPE NCC
Status
allocated
Allocated
2003-05-15
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.171.128.0/17 | AS8426 CLARANET-AS Claranet Limited | Valid | RIPE | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 81.171.128.0/17 | AS8426 | /24 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS8426 | RIPE | AS8426-MNT | 2015-04-29 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.171.132.96/27 | 🇬🇧GB | assigned | |
| 81.171.133.128/25 | 🇬🇧GB | assigned | |
| 81.171.134.96/27 | 🇬🇧GB | assigned | |
| 81.171.135.64/27 | 🇬🇧GB | assigned | |
| 81.171.135.96/27 | 🇬🇧GB | assigned | |
| 81.171.135.192/26 | 🇬🇧GB | assigned | |
| 81.171.138.0/27 | 🇬🇧GB | assigned | |
| 81.171.139.32/27 | 🇬🇧GB | assigned | |
| 81.171.139.96/27 | 🇬🇧GB | assigned | |
| 81.171.139.160/27 | 🇬🇧GB | assigned | |
| 81.171.139.192/26 | 🇬🇧GB | assigned | |
| 81.171.140.160/27 | 🇬🇧GB | assigned | |
| 81.171.141.64/26 | 🇬🇧GB | assigned | |
| 81.171.141.128/26 | 🇬🇧GB | assigned | |
| 81.171.141.192/27 | 🇬🇧GB | assigned | |
| 81.171.142.0/27 | 🇬🇧GB | assigned | |
| 81.171.142.64/27 | 🇬🇧GB | assigned | |
| 81.171.143.32/27 | 🇬🇧GB | assigned | |
| 81.171.152.64/27 | 🇬🇧GB | assigned | |
| 81.171.153.0/26 | 🇬🇧GB | assigned | |
| 81.171.153.96/27 | 🇬🇧GB | assigned | |
| 81.171.154.64/27 | 🇬🇧GB | assigned | |
| 81.171.154.96/27 | 🇬🇧GB | assigned | |
| 81.171.154.128/26 | 🇬🇧GB | assigned | |
| 81.171.155.32/27 | 🇬🇧GB | assigned | |
| 81.171.155.224/27 | 🇬🇧GB | assigned | |
| 81.171.156.0/27 | 🇬🇧GB | assigned | |
| 81.171.156.64/27 | 🇬🇧GB | assigned | |
| 81.171.157.128/26 | 🇬🇧GB | assigned | |
| 81.171.157.224/27 | 🇬🇧GB | assigned | |
| 81.171.158.64/27 | 🇬🇧GB | assigned | |
| 81.171.159.0/26 | 🇬🇧GB | assigned | |
| 81.171.162.160/27 | 🇬🇧GB | assigned | |
| 81.171.169.0/24 | 🇬🇧GB | assigned | |
| 81.171.171.0/27 | 🇬🇧GB | assigned | |
| 81.171.171.192/26 | 🇬🇧GB | assigned | |
| 81.171.173.96/27 | 🇬🇧GB | assigned | |
| 81.171.174.64/26 | 🇬🇧GB | assigned | |
| 81.171.175.128/26 | 🇬🇧GB | assigned | |
| 81.171.177.0/27 | 🇬🇧GB | assigned | |
| 81.171.180.96/27 | 🇬🇧GB | assigned | |
| 81.171.180.128/27 | 🇬🇧GB | assigned | |
| 81.171.181.0/27 | 🇬🇧GB | assigned | |
| 81.171.182.192/26 | 🇬🇧GB | assigned | |
| 81.171.191.160/27 | 🇬🇧GB | assigned | |
| 81.171.192.96/27 | 🇬🇧GB | assigned | |
| 81.171.193.192/26 | 🇬🇧GB | assigned | |
| 81.171.196.32/27 | 🇬🇧GB | assigned | |
| 81.171.196.96/27 | 🇬🇧GB | assigned | |
| 81.171.196.192/27 | 🇬🇧GB | assigned | |
| 81.171.199.96/27 | 🇬🇧GB | assigned | |
| 81.171.199.224/27 | 🇬🇧GB | assigned | |
| 81.171.200.128/26 | 🇬🇧GB | assigned | |
| 81.171.200.192/27 | 🇬🇧GB | assigned | |
| 81.171.201.160/27 | 🇬🇧GB | assigned | |
| 81.171.202.0/27 | 🇬🇧GB | assigned | |
| 81.171.202.160/27 | 🇬🇧GB | assigned | |
| 81.171.202.192/26 | 🇬🇧GB | assigned | |
| 81.171.203.0/27 | 🇬🇧GB | assigned | |
| 81.171.203.64/27 | 🇬🇧GB | assigned | |
| 81.171.203.128/27 | 🇬🇧GB | assigned | |
| 81.171.205.0/24 | 🇬🇧GB | assigned | |
| 81.171.210.192/27 | 🇬🇧GB | assigned | |
| 81.171.224.64/27 | 🇬🇧GB | assigned | |
| 81.171.224.208/28 | 🇬🇧GB | assigned | |
| 81.171.225.48/28 | 🇬🇧GB | assigned | |
| 81.171.225.128/27 | 🇬🇧GB | assigned | |
| 81.171.225.192/26 | 🇬🇧GB | assigned | |
| 81.171.226.0/27 | 🇬🇧GB | assigned | |
| 81.171.226.112/28 | 🇬🇧GB | assigned | |
| 81.171.226.192/28 | 🇬🇧GB | assigned | |
| 81.171.226.224/28 | 🇬🇧GB | assigned | |
| 81.171.227.0/27 | 🇬🇧GB | assigned | |
| 81.171.227.64/27 | 🇬🇧GB | assigned | |
| 81.171.227.224/27 | 🇬🇧GB | assigned | |
| 81.171.228.128/25 | 🇬🇧GB | assigned | |
| 81.171.229.224/27 | 🇬🇧GB | assigned | |
| 81.171.230.0/27 | 🇬🇧GB | assigned | |
| 81.171.230.96/27 | 🇬🇧GB | assigned | |
| 81.171.230.128/27 | 🇬🇧GB | assigned | |
| 81.171.230.192/27 | 🇬🇧GB | assigned | |
| 81.171.230.224/27 | 🇬🇧GB | assigned | |
| 81.171.231.192/26 | 🇬🇧GB | assigned | |
| 81.171.232.32/28 | 🇬🇧GB | assigned | |
| 81.171.232.240/28 | 🇬🇧GB | assigned | |
| 81.171.233.32/28 | 🇬🇧GB | assigned | |
| 81.171.234.128/25 | 🇬🇧GB | assigned | |
| 81.171.235.0/28 | 🇬🇧GB | assigned | |
| 81.171.236.0/27 | 🇬🇧GB | assigned | |
| 81.171.236.48/28 | 🇬🇧GB | assigned | |
| 81.171.236.144/28 | 🇬🇧GB | assigned | |
| 81.171.237.80/28 | 🇬🇧GB | assigned | |
| 81.171.237.224/27 | 🇬🇧GB | assigned | |
| 81.171.238.128/27 | 🇬🇧GB | assigned | |
| 81.171.239.0/24 | 🇬🇧GB | assigned | |
| 81.171.252.96/27 | 🇬🇧GB | assigned | |
| 81.171.252.128/27 | 🇬🇧GB | assigned | |
| 81.171.253.32/27 | 🇬🇧GB | assigned | |
| 81.171.253.128/27 | 🇬🇧GB | assigned | |
| 81.171.255.224/27 | 🇬🇧GB | assigned |
Origin ASN
AS8426
CLARANET-AS Claranet Limited
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/81.171.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.171.128.0/17" | jq
External Links