Home Prefix Lookup2001:440:1880::/48

2001:440:1880::/48 - STUPI (AS1880)

IPv6ARINannouncedAS1880STUPI STUPI LLCNo ROA

CIDR

2001:440:1880::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇺🇸 United States

City

Reston (Hunter Mill District)

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:440:1880::/48	AS1880 STUPI STUPI LLC	No ROA	-	2026-10-11

Transfer History

Registry transfers of 2001:440:1880::/48, blocks inside it, or blocks containing it.

2001:440::/32M&A · 2025-12-23
Sprint
🇺🇸 US ARIN
→
Cogent Communications, LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2025-12-23	2001:440::/32	Sprint 🇺🇸 US ARIN	Cogent Communications, LLC 🇺🇸 US ARIN	M&A

Origin ASN

AS1880

STUPI STUPI LLC

Related Prefixes

More prefixes of AS1880

All prefixes of AS1880 →

Geolocation

Country🇺🇸United StatesUS

RegionVirginia

CityReston (Hunter Mill District)

Coordinates38.9517, -77.3776 ↗

Abuse Contact

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/2001:440:1880::/48

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

curl -s "https://api.ipctl.io/v1/prefix/2001:440:1880::/48" | jq

External Links

RIPEstat