23.255.0.0/17

🇺🇸

IPv4ARINallocatedAS11878TZULO - tzulo, inc. RPKI Valid

CIDR

23.255.0.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇺🇸 United States

City

Chicago

RIR

ARIN

Status

allocated

Allocated

11/14/2013

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
23.255.0.0/17	AS11878TZULO - tzulo, inc.	Valid	ARINRADB	5/30/2026

Prefix	Origin	Max Length	Trust Anchor
23.255.0.0/17	AS11878	/32	arin

Origin	Registry	Maintainer	Modified
AS11878	ARIN	MNT-TZULO	1/2/2026
AS11878	RADB	MAINT-AS11878	11/13/2023

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionIllinois

CityChicago

API

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

curl -s "https://api.ipctl.io/v1/prefix/23.255.0.0/17" | jq

External Links