Home Prefix Lookup2600:1700::/28

2600:1700::/28 - AT&T Enterprises (AS7018)

IPv6ARINallocatedAS7018ATT-INTERNET4 - AT&T Enterprises, LLC RPKI Valid

CIDR

2600:1700::/28

IP Version

IPv6

Addresses

1267650.6Y

Mask

/28

Country

🇺🇸 United States

City

Detroit

RIR

ARIN

Status

allocated

Allocated

2013-10-24

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
2600:1700::/28	AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC	Valid	ARIN	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2600:1700::/28	AS7018	/28	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS7018	ARIN	MNT-AEL-360	2025-07-21

Transfer History

Registry transfers of 2600:1700::/28, blocks inside it, or blocks containing it.

2600:1700::/28M&A · 2024-12-05
AT&T Corp.
🇺🇸 US ARIN
→
AT&T Enterprises, LLC
🇺🇸 US ARIN
2600:1700::/28M&A · 2018-07-19
AT&T Internet Services
🇺🇸 US ARIN
→
AT&T Corp.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2024-12-05	2600:1700::/28	AT&T Corp. 🇺🇸 US ARIN	AT&T Enterprises, LLC 🇺🇸 US ARIN	M&A
2018-07-19	2600:1700::/28	AT&T Internet Services 🇺🇸 US ARIN	AT&T Corp. 🇺🇸 US ARIN	M&A

Origin ASN

AS7018

ATT-INTERNET4 - AT&T Enterprises, LLC

Related Prefixes

More prefixes of AS7018

All prefixes of AS7018 →

Geolocation

Country🇺🇸United StatesUS

RegionMichigan

CityDetroit

Coordinates42.3612, -82.9878 ↗

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/2600:1700::/28

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

curl -s "https://api.ipctl.io/v1/prefix/2600:1700::/28" | jq

External Links

RIPEstat