199.240.0.0/16 - bgp.tools

199.240.0.0/16

Originated by AS6079
AS Name: Astound (fka. RCN)

Overview
Connectivity
Whois
Validation

Registered on: 18 Apr 1994 (32 years old)

Registered to: ARIN-NTTAM-1 (arin)

Prefix status: Active, Allocated under ARIN

Size of prefix: 256 /24's

More Specific Announcements

	Prefix	Description
	199.240.0.0/20	NTT America, Inc.
	199.240.16.0/20	NTT America, Inc.
	199.240.32.0/20	NTT America, Inc.
	199.240.48.0/20	NTT America, Inc.
	199.240.64.0/20	NTT America, Inc.
	199.240.80.0/20	NTT America, Inc.
	199.240.96.0/20	NTT America, Inc.
	199.240.112.0/20	NTT America, Inc.
	199.240.128.0/20	NTT America, Inc.
	199.240.144.0/20	NTT America, Inc.
	199.240.160.0/20	NTT America, Inc.
	199.240.176.0/20	NTT America, Inc.
	199.240.192.0/20	NTT America, Inc.
	199.240.208.0/20	NTT America, Inc.
	199.240.224.0/20	NTT America, Inc.
	199.240.240.0/20	NTT America, Inc.

Upstreams

AS3257 - GTT Communications Inc.
AS1299 - Arelion (fka. Telia Carrier)

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS3257	GTT Communications Inc.
	AS1299	Arelion (fka. Telia Carrier)

Peers

	ASN	Description
	AS38016	Nokia IP Networks Labs
	AS62887	WhiteSky Communications, LLC.
	AS57463	NetIX Communications JSC
	AS54309	NEGU
	AS263444	Open X Tecnologia Ltda
	AS32590	Valve Corporation
	AS293	ESnet
	AS4181	TDS TELECOM
	AS61461	Airtek Solutions C.A.
	AS1351	University of Vermont
	AS26548	PureVoltage Hosting Inc.
	AS17378	TierPoint, LLC
	AS9505	Taiwan Internet Gateway
	AS398465	Rackdog LLC
	AS812	Rogers Communications Canada Inc.
	AS397423	Tier.Net Technologies LLC
	AS61624	ISPSHIELD (InfNOC Tecnologia)
	AS28283	Adyl Telecom
	AS14907	Wikimedia Foundation Inc.
	AS63034	DE-CIX New York Route Servers
	AS8772	NetAssist LLC
	AS10242	US Internet Corp
	AS42473	Anexia Cloud Solutions GmbH
	AS56665	Proximus Luxembourg S.A.
	AS24482	SG.GS
	AS52025	ParadoxNetworks Limited
	AS64049	Reliance Jio Infocomm Pte. Ltd.
	AS30690	Kazehana Networks LLC
	AS62553	Elcro Digital Services, LLC
	AS15412	Flag Telecom UK Limited
	AS7029	Windstream Communications LLC
	AS29838	Atlantic Metro Communications II, Inc.
	AS16276	OVH SAS
	AS62760	DE-CIX Chicago Route Servers
	AS62642	Bigleaf Networks, Inc.
	AS215724	Edgevana, Inc.
	AS29802	HIVELOCITY, Inc.
	AS20473	The Constant Company, LLC
	AS1828	PacketFabric / Unitas Global
	AS3292	TDC Holding A/S
	AS36236	NetActuate, Inc
	AS6327	Shaw Communications
	AS6774	BICS (Belgacom)
	AS14537	Continent 8 LLC
	AS5405	Inter.link GmbH
	AS2635	Automattic, Inc
	AS209823	Enki Multimedia EURL
	AS11164	Internet2 I2PX
	AS22356	Durand do Brasil Ltda
	AS3303	Swisscom (Schweiz) AG
	AS13030	Init7 (Switzerland) Ltd.
	AS49544	i3D.net B.V
	AS8220	COLT
	AS9498	Bharti Airtel Ltd.
	AS60068	Datacamp Limited (CDN77 / DataPacket)
	AS14840	BR.DIGITAL
	AS13335	Cloudflare, Inc.
	AS34549	meerfarbig GmbH & Co. KG
	AS2497	Internet Initiative Japan Inc.
	AS394177	Shift Hosting LLC
	AS577	Bell Canada
	AS52320	V.tal (GlobeNet)
	AS199524	Gcore S.A.
	AS7195	EdgeUno
	AS37468	Angola Cables
	AS4637	Telstra International Limited
	AS33891	Core-Backbone GmbH
	AS25091	IP-Max SA
	AS32097	WholeSale Internet, Inc.
	AS137409	GSL Networks Pty LTD
	AS9002	RETN Limited
	AS6939	Hurricane Electric LLC
	AS3257	GTT Communications Inc.
	AS1299	Arelion (fka. Telia Carrier)

Last Update: 2026-06-18T03:30:41Z UTC

IRR Databases

IRR	Expected ASN
nttcom	AS11404	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS11404 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS1299	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS1299 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS174	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS174 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS20115	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS20115 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS2914	Show Raw route: 199.240.0.0/16 descr: NTTA-199-240 origin: AS2914 remarks: contacts per RFC2142: remarks: Abuse / UCE reports abuse@ntt.net remarks: Security issues security@ntt.net remarks: SWIP Issues ce-ipadmin@us.ntt.net mnt-by: MAINT-NTTCOM-BB changed: chowser@us.ntt.net 20180823 source: NTTCOM
nttcom	AS3257	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS3257 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS398465	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS398465 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS6079	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS6079 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS7029	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS7029 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z
nttcom	AS7843	Show Raw route: 199.240.0.0/16 descr: Rackdog origin: AS7843 mnt-by: MAINT-NTTCOM-BB changed: kpack@gin.ntt.net 20260122 source: NTTCOM last-modified: 2026-01-22T21:51:55Z

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More Specific Announcements

Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)