Home Prefix Lookup198.0.16.0/20

198.0.16.0/20 - Comcast Cable Communications (AS22258)

IPv4ARINannouncedAS22258COMCAST-22258 - Comcast Cable Communications, LLC RPKI Valid

CIDR

198.0.16.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇺🇸 United States

City

Madison

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
198.0.16.0/20	AS22258 COMCAST-22258 - Comcast Cable Communications, LLC	Valid	-	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
198.0.0.0/16	AS7922 COMCAST-7922 - Comcast Cable Communications, LLC	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
198.0.16.0/20	AS22258	/20	arin
198.0.0.0/16	AS7922	/16	arin

Transfer History

Registry transfers of 198.0.16.0/20, blocks inside it, or blocks containing it.

198.0.0.0/16M&A · 2016-08-31
Comcast Business Communications, LLC
🇺🇸 US ARIN
→
Comcast Cable Communications, LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2016-08-31	198.0.0.0/16	Comcast Business Communications, LLC 🇺🇸 US ARIN	Comcast Cable Communications, LLC 🇺🇸 US ARIN	M&A

Origin ASN

AS22258

COMCAST-22258 - Comcast Cable Communications, LLC

Related Prefixes

Covering prefix

198.0.0.0/16AS7922

More prefixes of AS22258

All prefixes of AS22258 →

Geolocation

Country🇺🇸United StatesUS

RegionMississippi

CityMadison

Coordinates32.4618, -90.1154 ↗

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/198.0.16.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/198.0.16.0/20" | jq

External Links

RIPEstat