Home Prefix Lookup198.66.0.0/16

198.66.0.0/16 - NTT America (AS2914)

IPv4ARINallocatedAS2914NTT-DATA-2914 - NTT America, Inc. RPKI Valid

CIDR

198.66.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇺🇸 United States

City

Lanham

RIR

ARIN

Status

allocated

Allocated

1993-02-11

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
198.66.0.0/16	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-14

More-Specific Announcements

8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
198.66.0.0/19	AS6079 RCN-AS - RCN	Valid	-	2026-10-14
198.66.32.0/19	AS6079 RCN-AS - RCN	Valid	-	2026-10-14
198.66.64.0/19	AS6079 RCN-AS - RCN	Valid	-	2026-10-14
198.66.96.0/19	AS6079 RCN-AS - RCN	Valid	-	2026-10-14
198.66.128.0/19	AS6079 RCN-AS - RCN	Valid	-	2026-10-14
198.66.160.0/19	AS6079 RCN-AS - RCN	Valid	-	2026-10-14
198.66.192.0/19	AS11404 AS-WAVE-1 - Wave Broadband	Valid	-	2026-10-14
198.66.224.0/19	AS11404 AS-WAVE-1 - Wave Broadband	Valid	-	2026-10-14

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
198.66.0.0/16	AS174	/24	arin
198.66.0.0/16	AS1299	/24	arin
198.66.0.0/16	AS2914	/16	arin
198.66.0.0/16	AS3257	/24	arin
198.66.0.0/16	AS3320	/24	arin
198.66.0.0/16	AS6079	/24	arin
198.66.0.0/16	AS7018	/24	arin
198.66.0.0/16	AS7029	/24	arin
198.66.0.0/16	AS7843	/24	arin
198.66.0.0/16	AS11404	/24	arin
198.66.0.0/16	AS20115	/24	arin
198.66.0.0/16	AS398465	/24	arin

Origin ASN

AS2914

NTT-DATA-2914 - NTT America, Inc.

Related Prefixes

More prefixes of AS2914

All prefixes of AS2914 →

Geolocation

Country🇺🇸United StatesUS

RegionMaryland

CityLanham

Coordinates38.9685, -76.8620 ↗

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/198.66.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/198.66.0.0/16" | jq

External Links

RIPEstat