Home Prefix Lookup2600:100a:b120::/44

2600:100a:b120::/44 - Verizon Business (AS6167)

IPv6ARINannouncedAS6167CELLCO-PART - Verizon Business RPKI Valid

CIDR

2600:100a:b120::/44

IP Version

IPv6

Addresses

19.3Y

Mask

/44

Country

🇺🇸 United States

City

Ladue

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
2600:100a:b120::/44	AS6167 CELLCO-PART - Verizon Business	Valid	ARIN	2026-10-11

Covering Prefix

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2600:1000::/28	AS22394 CELLCO - Verizon Business	Valid	-	2026-10-11
2600:100a::/32	AS22394 CELLCO - Verizon Business	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2600:100a:b120::/44	AS6167	/44	arin
2600:100a::/32	AS22394	/32	arin
2600:1000::/28	AS6167	/28	arin
2600:1000::/28	AS22394	/28	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS6167	ARIN	MNT-MCICS	2026-10-01

Transfer History

Registry transfers of 2600:100a:b120::/44, blocks inside it, or blocks containing it.

2600:1000::/28M&A · 2021-11-02
Cellco Partnership DBA Verizon Wireless
🇺🇸 US ARIN
→
MCI Communications Services, Inc. d/b/a Verizon Business
🇺🇸 US ARIN

Date	Resource	From	To	Type
2021-11-02	2600:1000::/28	Cellco Partnership DBA Verizon Wireless 🇺🇸 US ARIN	MCI Communications Services, Inc. d/b/a Verizon Business 🇺🇸 US ARIN	M&A

Origin ASN

AS6167

CELLCO-PART - Verizon Business

Related Prefixes

Covering prefix

2600:100a::/32AS22394

More prefixes of AS6167

All prefixes of AS6167 →

Geolocation

Country🇺🇸United StatesUS

RegionMissouri

CityLadue

Coordinates38.6498, -90.3807 ↗

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/2600:100a:b120::/44

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

curl -s "https://api.ipctl.io/v1/prefix/2600:100a:b120::/44" | jq

External Links

RIPEstat