Home Prefix Lookup64.50.168.0/21

64.50.168.0/21 - Comcast Cable Communications (AS33652)

IPv4ARINannouncedAS33652CMCS - Comcast Cable Communications, LLC RPKI Valid

CIDR

64.50.168.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇺🇸 United States

City

Denver (Central Business District)

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
64.50.168.0/21	AS33652 CMCS - Comcast Cable Communications, LLC	Valid	ARINOther IRR	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
64.50.168.0/21	AS7922	/21	arin
64.50.168.0/21	AS33652	/21	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS7922	ARIN	MNT-DCL-577	2025-01-07
AS33652	ARIN	MNT-DCL-577	2025-01-07
AS7922	Other IRR	MAINT-AS834	2024-02-01
AS33652	Other IRR	MAINT-AS834	2024-02-22

Transfer History

Registry transfers of 64.50.168.0/21, blocks inside it, or blocks containing it.

64.50.160.0/19M&A · 2021-01-15
ADD2NET, Inc.
🇺🇸 US ARIN
→
HostPapa
🇨🇦 CA ARIN

Date	Resource	From	To	Type
2021-01-15	64.50.160.0/19	ADD2NET, Inc. 🇺🇸 US ARIN	HostPapa 🇨🇦 CA ARIN	M&A

Origin ASN

AS33652

CMCS - Comcast Cable Communications, LLC

Related Prefixes

More prefixes of AS33652

All prefixes of AS33652 →

Geolocation

Country🇺🇸United StatesUS

RegionColorado

CityDenver (Central Business District)

Coordinates39.7456, -104.9960 ↗

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/64.50.168.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/64.50.168.0/21" | jq

External Links

RIPEstat