166.81.20.0/24

🇺🇸

CIDR

166.81.20.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇺🇸 United States

City

Washington D.C.

RIR

APNIC

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
166.81.20.0/24	AS38166SCB1-AS-HK-AP - Standard Chartered Bank (Hong Kong) Limited.Banking and	Valid	APNIC	5/31/2026

Prefix	Origin	Max Length	Trust Anchor
166.81.20.0/24	AS38166	/24	apnic

Origin	Registry	Maintainer	Modified
AS38166	APNIC	MAINT-HK-STANDARDCHARTERED	7/6/2020

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionDistrict of Columbia

CityWashington D.C.

API

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

curl -s "https://api.ipctl.io/v1/prefix/166.81.20.0/24" | jq

External Links