192.203.48.0/20
🇺🇸CIDR
192.203.48.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Chicago (Loop)
RIR
ARIN
Status
allocated
Allocated
8/4/1992
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 192.203.48.0/20 | AS701UUNET - Verizon Business | No ROA | ARIN | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 192.203.56.0/24 | AS11829CADENCE - Cadence Design Systems, Inc. | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS701 | ARIN | MNT-MCICS | - |
Origin ASN
AS701
UUNET - Verizon Business
Geolocation
API
Open https://api.ipctl.io/v1/prefix/192.203.48.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/192.203.48.0/20" | jq
External Links