212.87.0.0/20
🇵🇱CIDR
212.87.0.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇵🇱 Poland
City
Warsaw (Śródmieście)
RIR
RIPENCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 212.87.0.0/20 | AS8890UW-AS University of Warsaw | No ROA | RIPE | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS8890 | RIPE | UW-PL | 5/30/2012 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 212.87.10.0/23 | 🇵🇱PL | assigned | |
| 212.87.4.0/23 | 🇵🇱PL | assigned | |
| 212.87.15.0/24 | 🇵🇱PL | assigned | |
| 212.87.1.0/24 | 🇵🇱PL | assigned | |
| 212.87.6.0/24 | 🇵🇱PL | assigned | |
| 212.87.7.0/24 | 🇵🇱PL | assigned | |
| 212.87.8.0/24 | 🇵🇱PL | assigned | |
| 212.87.12.0/24 | 🇵🇱PL | assigned | |
| 212.87.14.0/24 | 🇵🇱PL | assigned | |
| 212.87.0.0/24 | 🇵🇱PL | assigned | |
| 212.87.3.0/24 | 🇵🇱PL | assigned | |
| 212.87.2.128/25 | 🇵🇱PL | assigned | |
| 212.87.9.0/26 | 🇵🇱PL | assigned | |
| 212.87.9.64/26 | 🇵🇱PL | assigned | |
| 212.87.2.32/27 | 🇵🇱PL | assigned | |
| 212.87.2.0/28 | 🇵🇱PL | assigned | |
| 212.87.13.224/29 | 🇵🇱PL | assigned |
Origin ASN
AS8890
UW-AS University of Warsaw
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/212.87.0.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/212.87.0.0/20" | jq
External Links