198.133.188.0/23

🇺🇸

CIDR

198.133.188.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇺🇸 United States

City

Milwaukee

RIR

ARIN

Status

allocated

Allocated

4/27/1993

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
198.133.188.0/23	AS36600FROEDTERT-COMMUNITY-HELATH - Froedtert Memorial Lutheran Hospital, Inc.	No ROA	RADB	6/1/2026

Origin	Registry	Maintainer	Modified
AS7132	RADB	MAINT-AS7132	11/13/2023
AS36600	RADB	MAINT-AS36600	11/13/2023

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionWisconsin

CityMilwaukee

API

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

curl -s "https://api.ipctl.io/v1/prefix/198.133.188.0/23" | jq

External Links