81.173.128.0/17
🇩🇪CIDR
81.173.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇩🇪 Germany
City
Cologne (Ehrenfeld, Cologne)
RIR
RIPENCC
Status
allocated
Allocated
2/19/2003
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.173.128.0/17 | AS8422NETCOLOGNE NetCologne Gesellschaft fur Telekommunikation mbH | No ROA | RIPE | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS8422 | RIPE | NETCOLOGNE-MNT | 2/20/2003 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.173.216.0/22 | 🇩🇪DE | assigned | |
| 81.173.246.0/23 | 🇩🇪DE | assigned | |
| 81.173.133.0/24 | 🇩🇪DE | assigned | |
| 81.173.136.0/24 | 🇩🇪DE | assigned | |
| 81.173.140.0/24 | 🇩🇪DE | assigned | |
| 81.173.141.0/24 | 🇩🇪DE | assigned | |
| 81.173.142.0/24 | 🇩🇪DE | assigned | |
| 81.173.143.0/24 | 🇩🇪DE | assigned | |
| 81.173.144.0/24 | 🇩🇪DE | assigned | |
| 81.173.147.0/24 | 🇩🇪DE | assigned | |
| 81.173.149.0/24 | 🇩🇪DE | assigned | |
| 81.173.151.0/24 | 🇩🇪DE | assigned | |
| 81.173.152.0/24 | 🇩🇪DE | assigned | |
| 81.173.158.0/24 | 🇩🇪DE | assigned | |
| 81.173.161.0/24 | 🇩🇪DE | assigned | |
| 81.173.162.0/24 | 🇩🇪DE | assigned | |
| 81.173.166.0/24 | 🇩🇪DE | assigned | |
| 81.173.169.0/24 | 🇩🇪DE | assigned | |
| 81.173.171.0/24 | 🇩🇪DE | assigned | |
| 81.173.174.0/24 | 🇩🇪DE | assigned | |
| 81.173.175.0/24 | 🇩🇪DE | assigned | |
| 81.173.176.0/24 | 🇩🇪DE | assigned | |
| 81.173.179.0/24 | 🇩🇪DE | assigned | |
| 81.173.180.0/24 | 🇩🇪DE | assigned | |
| 81.173.182.0/24 | 🇩🇪DE | assigned | |
| 81.173.184.0/24 | 🇩🇪DE | assigned | |
| 81.173.185.0/24 | 🇩🇪DE | assigned | |
| 81.173.186.0/24 | 🇩🇪DE | assigned | |
| 81.173.191.0/24 | 🇩🇪DE | assigned | |
| 81.173.192.0/24 | 🇩🇪DE | assigned | |
| 81.173.193.0/24 | 🇩🇪DE | assigned | |
| 81.173.194.0/24 | 🇩🇪DE | assigned | |
| 81.173.196.0/24 | 🇩🇪DE | assigned | |
| 81.173.198.0/24 | 🇩🇪DE | assigned | |
| 81.173.201.0/24 | 🇩🇪DE | assigned | |
| 81.173.130.0/24 | 🇩🇪DE | assigned | |
| 81.173.131.0/24 | 🇩🇪DE | assigned | |
| 81.173.207.0/24 | 🇩🇪DE | assigned | |
| 81.173.208.0/24 | 🇩🇪DE | assigned | |
| 81.173.211.0/24 | 🇩🇪DE | assigned | |
| 81.173.225.0/24 | 🇩🇪DE | assigned | |
| 81.173.231.0/24 | 🇩🇪DE | assigned | |
| 81.173.232.0/24 | 🇩🇪DE | assigned | |
| 81.173.233.0/24 | 🇩🇪DE | assigned | |
| 81.173.235.0/24 | 🇩🇪DE | assigned | |
| 81.173.244.0/24 | 🇩🇪DE | assigned | |
| 81.173.249.0/24 | 🇩🇪DE | assigned | |
| 81.173.251.0/24 | 🇩🇪DE | assigned | |
| 81.173.255.0/24 | 🇩🇪DE | assigned | |
| 81.173.250.0/24 | 🇩🇪DE | assigned | |
| 81.173.135.0/24 | 🇩🇪DE | assigned | |
| 81.173.145.0/24 | 🇩🇪DE | assigned | |
| 81.173.153.0/24 | 🇩🇪DE | assigned | |
| 81.173.181.0/24 | 🇩🇪DE | assigned | |
| 81.173.187.0/24 | 🇩🇪DE | assigned | |
| 81.173.234.0/24 | 🇩🇪DE | assigned | |
| 81.173.236.0/24 | 🇩🇪DE | assigned | |
| 81.173.238.0/24 | 🇩🇪DE | assigned | |
| 81.173.239.0/24 | 🇩🇪DE | assigned | |
| 81.173.253.0/24 | 🇩🇪DE | assigned | |
| 81.173.129.0/24 | 🇩🇪DE | assigned | |
| 81.173.137.0/24 | 🇩🇪DE | assigned | |
| 81.173.148.0/24 | 🇩🇪DE | assigned | |
| 81.173.195.0/24 | 🇩🇪DE | assigned | |
| 81.173.227.0/24 | 🇩🇪DE | assigned | |
| 81.173.243.0/24 | 🇩🇪DE | assigned | |
| 81.173.160.0/24 | 🇩🇪DE | assigned | |
| 81.173.165.0/24 | 🇩🇪DE | assigned | |
| 81.173.167.0/24 | 🇩🇪DE | assigned | |
| 81.173.168.0/24 | 🇩🇪DE | assigned | |
| 81.173.228.0/24 | 🇩🇪DE | assigned | |
| 81.173.229.0/24 | 🇩🇪DE | assigned | |
| 81.173.248.0/24 | 🇩🇪DE | assigned | |
| 81.173.156.0/24 | 🇩🇪DE | assigned | |
| 81.173.177.0/24 | 🇩🇪DE | assigned | |
| 81.173.222.0/24 | 🇩🇪DE | assigned | |
| 81.173.146.0/24 | 🇩🇪DE | assigned | |
| 81.173.164.0/24 | 🇩🇪DE | assigned | |
| 81.173.190.0/24 | 🇩🇪DE | assigned | |
| 81.173.226.0/24 | 🇩🇪DE | assigned | |
| 81.173.197.0/24 | 🇩🇪DE | assigned | |
| 81.173.128.0/24 | 🇩🇪DE | assigned | |
| 81.173.132.0/24 | 🇩🇪DE | assigned | |
| 81.173.138.0/24 | 🇩🇪DE | assigned | |
| 81.173.139.0/24 | 🇩🇪DE | assigned | |
| 81.173.150.0/24 | 🇩🇪DE | assigned | |
| 81.173.157.0/24 | 🇩🇪DE | assigned | |
| 81.173.159.0/24 | 🇩🇪DE | assigned | |
| 81.173.163.0/24 | 🇩🇪DE | assigned | |
| 81.173.170.0/24 | 🇩🇪DE | assigned | |
| 81.173.178.0/24 | 🇩🇪DE | assigned | |
| 81.173.183.0/24 | 🇩🇪DE | assigned | |
| 81.173.214.0/24 | 🇩🇪DE | assigned | |
| 81.173.224.0/24 | 🇩🇪DE | assigned | |
| 81.173.230.0/24 | 🇩🇪DE | assigned | |
| 81.173.237.0/24 | 🇩🇪DE | assigned | |
| 81.173.241.0/24 | 🇩🇪DE | assigned | |
| 81.173.252.0/24 | 🇩🇪DE | assigned | |
| 81.173.254.0/24 | 🇩🇪DE | assigned | |
| 81.173.134.0/24 | 🇩🇪DE | assigned |
Geolocation
Country🇩🇪GermanyDE
RegionNorth Rhine-Westphalia
CityCologne (Ehrenfeld, Cologne)
Coordinates50.9868, 6.8909 ↗
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/81.173.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.173.128.0/17" | jq
External Links