198.37.16.0/21
🇺🇸CIDR
198.37.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Chicago (Dearborn Homes)
RIR
ARIN
Status
allocated
Allocated
1/13/1993
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 198.37.16.0/21 | AS29825IIT-NETWORK-AS - Illinois Institute of Technology | No ROA | RADB | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS29825 | RADB | MAINT-AS27506 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/198.37.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/198.37.16.0/21" | jq
External Links