Home Prefix Lookup66.253.122.0/24

66.253.122.0/24 - RCN (AS6079)

IPv4ARINannouncedAS6079RCN-AS - RCN RPKI Valid

CIDR

66.253.122.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇺🇸 United States

City

Ashburn

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
66.253.122.0/24	AS6079 RCN-AS - RCN	Valid	ARINOther IRR	2026-10-13

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
66.253.0.0/17	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-13

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
66.253.122.0/24	AS6079	/24	arin
66.253.122.0/24	AS64267	/24	arin
66.253.120.0/22	AS834	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS6079	ARIN	MNT-DCL-577	2026-07-22
AS64267	ARIN	MNT-DCL-577	2026-07-22
AS6079	Other IRR	MAINT-AS834	2026-08-01
AS64267	Other IRR	MAINT-AS834	2026-08-01

Transfer History

Registry transfers of 66.253.122.0/24, blocks inside it, or blocks containing it.

66.253.0.0/17M&A · 2025-05-07
GTT
🇺🇸 US ARIN
→
GTT Americas, LLC
🇺🇸 US ARIN
66.253.0.0/17M&A · 2023-11-21
MegaPath Corporation
🇺🇸 US ARIN
→
GTT
🇺🇸 US ARIN

Date	Resource	From	To	Type
2025-05-07	66.253.0.0/17	GTT 🇺🇸 US ARIN	GTT Americas, LLC 🇺🇸 US ARIN	M&A
2023-11-21	66.253.0.0/17	MegaPath Corporation 🇺🇸 US ARIN	GTT 🇺🇸 US ARIN	M&A

Origin ASN

AS6079

RCN-AS - RCN

Related Prefixes

Covering prefix

66.253.0.0/17AS3257

More prefixes of AS6079

All prefixes of AS6079 →

Geolocation

Country🇺🇸United StatesUS

CityAshburn

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/66.253.122.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/66.253.122.0/24" | jq

External Links

RIPEstat