63.251.16.0/20
🇺🇸CIDR
63.251.16.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Wilmington (Mid-town Brandywine)
RIR
ARIN
Status
allocated
Allocated
12/2/1999
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 63.251.16.0/20 | AS13789INTERNAP-BLK3 - Unitas Global | No ROA | RADB | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 63.251.28.0/24 | AS26558FREEWHEEL - Freewheel Media Inc. | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS13789 | RADB | MAINT-AS1828 | 11/13/2023 |
Origin ASN
AS13789
INTERNAP-BLK3 - Unitas Global
Geolocation
Country🇺🇸United StatesUS
RegionDelaware
CityWilmington (Mid-town Brandywine)
Coordinates39.7483, -75.5477 ↗
API
Open https://api.ipctl.io/v1/prefix/63.251.16.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/63.251.16.0/20" | jq
External Links