81.21.128.0/21
🇮🇹CIDR
81.21.128.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇮🇹 Italy
City
Milan
RIR
RIPENCC
Status
allocated
Allocated
2/19/2002
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.21.128.0/21 | AS12505BPM Banco BPM S.P.A | No ROA | RIPE | 6/1/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.21.129.0/24 | 🇮🇹IT | assigned | |
| 81.21.130.0/24 | 🇮🇹IT | assigned | |
| 81.21.131.0/24 | AS12505 | 🇮🇹IT | assigned |
| 81.21.128.0/25 | 🇮🇹IT | assigned |
Origin ASN
AS12505
BPM Banco BPM S.P.A
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/81.21.128.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.21.128.0/21" | jq
External Links