Home Prefix Lookup2600:1d00::/28

2600:1d00::/28 - University Of Wisconsin System (AS3128)

IPv6ARINallocatedAS3128BRUWS-AS3128 - University of Wisconsin System RPKI Valid

CIDR

2600:1d00::/28

IP Version

IPv6

Addresses

1267650.6Y

Mask

/28

Country

🇺🇸 United States

City

Madison

RIR

ARIN

Status

allocated

Allocated

2014-06-20

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2600:1d00::/28	AS3128 BRUWS-AS3128 - University of Wisconsin System	Valid	ARIN	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2600:1d00::/28	AS3128	/48	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3128	ARIN	MNT-BRUWS	-

Origin ASN

AS3128

BRUWS-AS3128 - University of Wisconsin System

Related Prefixes

More prefixes of AS3128

All prefixes of AS3128 →

Geolocation

Country🇺🇸United StatesUS

RegionWisconsin

CityMadison

Coordinates43.0756, -89.4065 ↗

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/2600:1d00::/28

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

curl -s "https://api.ipctl.io/v1/prefix/2600:1d00::/28" | jq

External Links

RIPEstat