50.228.144.0/20

🇺🇸

CIDR

50.228.144.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇺🇸 United States

City

New York

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
50.228.144.0/20	AS17035NBCUNI-17035 - NBCUniversal	Valid	ARIN	6/1/2026

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
50.128.0.0/9	AS7922COMCAST-7922 - Comcast Cable Communications, LLC	Valid	—	6/1/2026

Prefix	Origin	Max Length	Trust Anchor
50.228.144.0/20	AS17035	/20	arin
50.228.144.0/20	AS54040	/20	arin
50.128.0.0/9	AS7922	/9	arin

Origin	Registry	Maintainer	Modified
AS17035	ARIN	MNT-CCCS	7/9/2025
AS54040	RADB	MAINT-AS7922	11/13/2023

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionNew York

CityNew York

API

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

curl -s "https://api.ipctl.io/v1/prefix/50.228.144.0/20" | jq

External Links