HomePrefix Lookup204.63.224.0/21

204.63.224.0/21

🇺🇸
IPv4ARINallocatedAS32STANFORD - Stanford UniversityNo ROA
CIDR
204.63.224.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Stanford
RIR
ARIN
Status
allocated
Allocated
1/26/2009

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
204.63.224.0/21AS32STANFORD - Stanford UniversityNo ROA
RADB
6/1/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS32RADBMAINT-AS3211/13/2023
Origin ASN
AS32
STANFORD - Stanford University
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CityStanford
Coordinates37.4295, -122.1780 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/204.63.224.0/21

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/204.63.224.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP