Home Prefix Lookup2001:500:200::/48

2001:500:200::/48

🇺🇸

CIDR

2001:500:200::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇺🇸 United States

City

Washington

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:500:200::/48	AS394353BROOT-AS - B.Root-Server-OPS	Valid	ARINRADB	5/30/2026

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:500:200::/44	AS394353BROOT-AS - B.Root-Server-OPS	Valid	—	5/30/2026

Prefix	Origin	Max Length	Trust Anchor
2001:500:200::/44	AS4	/48	arin
2001:500:200::/44	AS394353	/48	arin

Origin	Registry	Maintainer	Modified
AS394353	ARIN	MNT-BROOT	-
AS394353	RADB	MAINT-AS18747	1/19/2026

Origin ASN

Geolocation

This is an anycast prefix. The location shown is the organization HQ — actual server location varies by your network path.

Country🇺🇸United StatesUS

RegionVirginia

CityWashington

TimezoneAmerica/New_York

API

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

curl -s "https://api.ipctl.io/v1/prefix/2001:500:200::/48" | jq

External Links