73.19.128.0/18

🇺🇸

CIDR

73.19.128.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇺🇸 United States

City

Dothan

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
73.19.128.0/18	AS33666CMCS - Comcast Cable Communications, LLC	Valid	ARIN	6/13/2026

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
73.0.0.0/8	AS7922COMCAST-7922 - Comcast Cable Communications, LLC	Valid	—	6/13/2026

Prefix	Origin	Max Length	Trust Anchor
73.19.128.0/18	AS33666	/18	arin
73.0.0.0/8	AS7922	/8	arin

Origin	Registry	Maintainer	Modified
AS33666	ARIN	MNT-CCCS	1/30/2025

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionAlabama

CityDothan

API

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

curl -s "https://api.ipctl.io/v1/prefix/73.19.128.0/18" | jq

External Links