HomePrefix Lookup72.19.64.0/18

72.19.64.0/18

🇺🇸
IPv4ARINallocatedAS1249FIVE-COLLEGES-AS - University of Massachusetts - AMHERSTNo ROA
CIDR
72.19.64.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Amherst
RIR
ARIN
Status
allocated
Allocated
12/1/2004

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
72.19.64.0/18AS1249FIVE-COLLEGES-AS - University of Massachusetts - AMHERSTNo ROA
ARINRADB
5/31/2026

IRR Route Objects

3
OriginRegistryMaintainerModified
AS1249ARINMNT-UNIVER-6-
AS1249RADBMAINT-AS3278711/13/2023
AS198949RADBMAINT-AS1989492/23/2025
Origin ASN
AS1249
FIVE-COLLEGES-AS - University of Massachusetts - AMHERST
Geolocation
Country🇺🇸United StatesUS
RegionMassachusetts
CityAmherst
Coordinates42.3732, -72.5199 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/72.19.64.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/72.19.64.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP