83.137.64.0/21
🇩🇪CIDR
83.137.64.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇩🇪 Germany
City
Marburg
RIR
RIPENCC
Status
allocated
Allocated
5/7/2004
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 83.137.64.0/21 | AS31438SWMR-AS Stadtwerke Marburg GmbH | Valid | RIPE | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 83.137.64.0/21 | AS31438 | /21 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS31438 | RIPE | swmr-mnt | 5/27/2004 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 83.137.70.0/23 | 🇩🇪DE | assigned | |
| 83.137.64.0/24 | 🇩🇪DE | assigned | |
| 83.137.67.0/26 | 🇩🇪DE | assigned | |
| 83.137.68.0/26 | 🇩🇪DE | assigned | |
| 83.137.66.0/26 | 🇩🇪DE | assigned | |
| 83.137.66.96/27 | 🇩🇪DE | assigned | |
| 83.137.65.160/27 | 🇩🇪DE | assigned | |
| 83.137.65.224/27 | 🇩🇪DE | assigned | |
| 83.137.67.144/28 | 🇩🇪DE | assigned | |
| 83.137.65.64/28 | 🇩🇪DE | assigned | |
| 83.137.65.112/28 | 🇩🇪DE | assigned | |
| 83.137.66.128/28 | 🇩🇪DE | assigned | |
| 83.137.66.160/28 | 🇩🇪DE | assigned | |
| 83.137.66.176/28 | 🇩🇪DE | assigned | |
| 83.137.67.64/28 | 🇩🇪DE | assigned | |
| 83.137.67.96/28 | 🇧🇩BD | assigned | |
| 83.137.67.240/28 | 🇩🇪DE | assigned | |
| 83.137.68.64/28 | 🇩🇪DE | assigned | |
| 83.137.66.80/29 | 🇩🇪DE | assigned | |
| 83.137.65.32/29 | 🇩🇪DE | assigned | |
| 83.137.67.224/29 | 🇩🇪DE | assigned | |
| 83.137.67.232/29 | 🇩🇪DE | assigned | |
| 83.137.68.80/29 | 🇩🇪DE | assigned | |
| 83.137.66.192/29 | 🇩🇪DE | assigned | |
| 83.137.66.208/29 | 🇩🇪DE | assigned | |
| 83.137.66.216/29 | 🇩🇪DE | assigned | |
| 83.137.66.224/29 | 🇩🇪DE | assigned | |
| 83.137.66.240/29 | 🇩🇪DE | assigned | |
| 83.137.66.248/29 | 🇩🇪DE | assigned | |
| 83.137.65.24/29 | 🇩🇪DE | assigned | |
| 83.137.65.8/29 | 🇩🇪DE | assigned | |
| 83.137.67.80/29 | 🇩🇪DE | assigned | |
| 83.137.67.88/29 | 🇩🇪DE | assigned | |
| 83.137.65.0/29 | 🇩🇪DE | assigned | |
| 83.137.67.112/29 | 🇩🇪DE | assigned | |
| 83.137.67.120/29 | 🇩🇪DE | assigned | |
| 83.137.67.128/29 | 🇩🇪DE | assigned | |
| 83.137.67.136/29 | 🇩🇪DE | assigned | |
| 83.137.65.16/29 | 🇩🇪DE | assigned | |
| 83.137.67.168/29 | 🇩🇪DE | assigned | |
| 83.137.67.192/29 | 🇩🇪DE | assigned | |
| 83.137.67.200/29 | 🇩🇪DE | assigned | |
| 83.137.67.208/29 | 🇩🇪DE | assigned | |
| 83.137.65.104/29 | 🇩🇪DE | assigned | |
| 83.137.67.216/29 | 🇩🇪DE | assigned | |
| 83.137.65.88/29 | 🇩🇪DE | assigned | |
| 83.137.65.216/29 | 🇩🇪DE | assigned | |
| 83.137.65.80/29 | 🇩🇪DE | assigned | |
| 83.137.65.40/29 | 🇩🇪DE | assigned | |
| 83.137.66.64/29 | 🇩🇪DE | assigned | |
| 83.137.66.72/29 | 🇩🇪DE | assigned |
Origin ASN
AS31438
SWMR-AS Stadtwerke Marburg GmbH
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/83.137.64.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/83.137.64.0/21" | jq
External Links