HomePrefix Lookup204.144.16.0/21

204.144.16.0/21

🇺🇸
IPv4ARINannouncedAS395180TRAVELERSPCAS3 - Travelers Property Casualty Corp.No ROA
CIDR
204.144.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Hartford (Downtown)
RIR
ARIN
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
204.144.16.0/21AS395180TRAVELERSPCAS3 - Travelers Property Casualty Corp.No ROA—6/1/2026
Origin ASN
AS395180
TRAVELERSPCAS3 - Travelers Property Casualty Corp.
Geolocation
Country🇺🇸United StatesUS
RegionConnecticut
CityHartford (Downtown)
Coordinates41.7644, -72.6708 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/204.144.16.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/204.144.16.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP