129.74.0.0/16
🇺🇸CIDR
129.74.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Notre Dame
RIR
ARIN
Status
allocated
Allocated
4/29/1988
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 129.74.0.0/16 | AS693NOTRE-DAME-AS - University of Notre Dame | Valid | RADB | 6/1/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 129.74.86.0/23 | AS693NOTRE-DAME-AS - University of Notre Dame | Valid | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/129.74.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/129.74.0.0/16" | jq
External Links