Home Prefix Lookup2001:500:2::/48

2001:500:2::/48 - Cogent Communications (AS2149)

IPv6ARINallocated AnycastAS2149COGENT-2149 - Cogent Communications, LLCNo ROA

CIDR

2001:500:2::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇺🇸 United States

City

Washington

RIR

ARIN

Status

allocated

Allocated

2002-12-19

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:500:2::/48	AS2149 COGENT-2149 - Cogent Communications, LLC	No ROA	Other IRR	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS2149	Other IRR	MAINT-AS174	2023-11-13

Origin ASN

AS2149

COGENT-2149 - Cogent Communications, LLC

Related Prefixes

More prefixes of AS2149

192.33.4.0/24

All prefixes of AS2149 →

Geolocation

This is an anycast prefix. The location shown is the organization HQ - actual server location varies by your network path.

Country🇺🇸United StatesUS

RegionVirginia

CityWashington

TimezoneAmerica/New_York

Coordinates38.9072, -77.0369 ↗

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/2001:500:2::/48

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

curl -s "https://api.ipctl.io/v1/prefix/2001:500:2::/48" | jq

External Links

RIPEstat