Home Prefix Lookup2620:104:8000::/40

2620:104:8000::/40 - University Of Montana (AS3807)

IPv6ARINallocatedAS3807UMTNET-ASN - University of Montana RPKI Valid

CIDR

2620:104:8000::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇺🇸 United States

City

Missoula

RIR

ARIN

Status

allocated

Allocated

2011-05-31

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2620:104:8000::/40	AS3807 UMTNET-ASN - University of Montana	Valid	ARINOther IRR	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2620:104:8000::/40	AS3807	/40	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3807	ARIN	MNT-UNIVER-12	2026-06-09
AS3807	Other IRR	MAINT-AS3807	2023-11-13

Origin ASN

AS3807

UMTNET-ASN - University of Montana

Related Prefixes

More prefixes of AS3807

All prefixes of AS3807 →

Geolocation

Country🇺🇸United StatesUS

RegionMontana

CityMissoula

Coordinates46.8721, -113.9940 ↗

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/2620:104:8000::/40

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

curl -s "https://api.ipctl.io/v1/prefix/2620:104:8000::/40" | jq

External Links

RIPEstat