146.122.0.0/16
🇺🇸CIDR
146.122.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Chicago
RIR
ARIN
Status
allocated
Allocated
2/5/1991
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 146.122.0.0/16 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | RADB | 5/31/2026 |
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 146.122.22.0/23 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | — | 5/31/2026 |
| 146.122.23.0/24 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | — | 5/31/2026 |
| 146.122.88.0/24 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | — | 5/31/2026 |
| 146.122.103.0/24 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | — | 5/31/2026 |
| 146.122.203.0/24 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | — | 5/31/2026 |
| 146.122.254.0/24 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | — | 5/31/2026 |
| 146.122.16.0/24 | AS22216SIEMENS-PLM - Siemens Corporation | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS22216 | RADB | MAINT-AS26554 | 9/30/2025 |
Origin ASN
AS22216
SIEMENS-PLM - Siemens Corporation
Geolocation
API
Open https://api.ipctl.io/v1/prefix/146.122.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/146.122.0.0/16" | jq
External Links