Home Prefix Lookup2001:480:36::/48

2001:480:36::/48 - Headquarters, USAISC (AS289)

IPv6ARINannouncedAS289DNIC-AS-00289 - Headquarters, USAISCNo ROA

CIDR

2001:480:36::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇺🇸 United States

City

Lorton

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2001:480:36::/48	AS289 DNIC-AS-00289 - Headquarters, USAISC	No ROA	Other IRR	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:480::/32	AS668 DNIC-AS-00668 - United States Department of Defense DoD	No ROA	-	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS289	Other IRR	MAINT-AS668	2023-11-13

Origin ASN

AS289

DNIC-AS-00289 - Headquarters, USAISC

Related Prefixes

Covering prefix

2001:480::/32AS668

More prefixes of AS289

All prefixes of AS289 →

Geolocation

Country🇺🇸United StatesUS

RegionVirginia

CityLorton

Coordinates38.6739, -77.2370 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/2001:480:36::/48

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

curl -s "https://api.ipctl.io/v1/prefix/2001:480:36::/48" | jq

External Links

RIPEstat