157.98.0.0/16
🇺🇸CIDR
157.98.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Durham (Research Triangle Park)
RIR
ARIN
Status
allocated
Allocated
12/19/1991
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 157.98.0.0/16 | AS3527NIH-NET - National Institutes of Health | No ROA | RADB | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS3527 | RADB | MAINT-AS10886 | 11/13/2023 |
Geolocation
Country🇺🇸United StatesUS
RegionNorth Carolina
CityDurham (Research Triangle Park)
Coordinates35.8831, -78.8781 ↗
API
Open https://api.ipctl.io/v1/prefix/157.98.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/157.98.0.0/16" | jq
External Links