216.133.255.0/24
🇺🇸CIDR
216.133.255.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇺🇸 United States
City
Chicago (West Loop)
RIR
ARIN
Status
allocated
Allocated
11/18/1998
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.133.255.0/24 | AS10912INTERNAP-BLK - Unitas Global | No ROA | RADB | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS10912 | RADB | MAINT-AS1828 | 2/20/2026 |
Origin ASN
AS10912
INTERNAP-BLK - Unitas Global
Geolocation
API
Open https://api.ipctl.io/v1/prefix/216.133.255.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/216.133.255.0/24" | jq
External Links