212.51.192.0/21
π΅π±CIDR
212.51.192.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
π΅π± Poland
City
Lodz (Polesie)
RIR
RIPENCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 212.51.192.0/21 | AS8256LODMAN-AS Lodz University of Technology | Valid | RIPE | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 212.51.192.0/21 | AS8256 | /21 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS8256 | RIPE | AS8256-MNT | 12/11/2003 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 212.51.198.0/23 | π΅π±PL | assigned | |
| 212.51.192.0/24 | π΅π±PL | assigned | |
| 212.51.193.0/24 | π΅π±PL | assigned | |
| 212.51.196.32/27 | π΅π±PL | assigned |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/212.51.192.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/212.51.192.0/21" | jq
External Links