128.109.0.0/16
🇺🇸CIDR
128.109.0.0/16
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
2/5/1986
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.109.0.0/16 | AS81NCREN - MCNC | Valid | ARIN | 5/31/2026 |
Origin ASN
AS81
NCREN - MCNC
Geolocation
Country🇺🇸United StatesUS
RegionNorth Carolina
CityDurham (Research Triangle Park)
Coordinates35.9211, -78.8723 ↗
API
Open https://api.ipctl.io/v1/prefix/128.109.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/128.109.0.0/16" | jq
External Links