37.19.66.0/23

🇺🇸

IPv4RIPEassigned RPKI Valid

CIDR

37.19.66.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇺🇸 United States

City

Dallas

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not currently announced in BGP. See covering prefix below.

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
37.19.64.0/22	AS22773ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.	Valid	—	5/31/2026

Prefix	Origin	Max Length	Trust Anchor
37.19.64.0/22	AS996	/24	ripe
37.19.64.0/22	AS1239	/22	ripe
37.19.64.0/22	AS7018	/24	ripe
37.19.64.0/22	AS22773	/24	ripe

Geolocation

Country🇺🇸United StatesUS

CityDallas

API

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

curl -s "https://api.ipctl.io/v1/prefix/37.19.66.0/23" | jq

External Links