Home Prefix Lookup2600:4800::/28

2600:4800::/28 - Cablevision Systems (AS6128)

IPv6ARINallocatedAS6128CABLE-NET-1 - Cablevision Systems Corp. RPKI Valid

CIDR

2600:4800::/28

IP Version

IPv6

Addresses

1267650.6Y

Mask

/28

Country

🇺🇸 United States

City

New York

RIR

ARIN

Status

allocated

Allocated

2011-04-22

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2600:4800::/28	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11

More-Specific Announcements

9 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2600:4800::/30	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:4804::/30	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:4808::/30	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:4808::/32	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:4809::/32	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:480a::/32	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:480b::/32	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:480c::/30	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11
2600:480f::/32	AS6128 CABLE-NET-1 - Cablevision Systems Corp.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2600:4800::/28	AS6128	/64	arin

Origin ASN

AS6128

CABLE-NET-1 - Cablevision Systems Corp.

Related Prefixes

More prefixes of AS6128

All prefixes of AS6128 →

Geolocation

Country🇺🇸United StatesUS

RegionNew York

CityNew York

Coordinates40.7128, -74.0060 ↗

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/2600:4800::/28

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

curl -s "https://api.ipctl.io/v1/prefix/2600:4800::/28" | jq

External Links

RIPEstat