2a00:2097::/32

Originated by AS5400
AS Name: British Telecommunications (International)

Overview
Connectivity
Whois
Validation

Registered on: 16 Jul 2025 (14 months old)

Registered to: uk.btent (ripe)

Prefix status: Active, Allocated under RIPE

Size of prefix: 65536 /48's

Less Specific Announcements

	Prefix	Description
	2a00:2000::/23	British Telecommunications Limited

Upstreams

AS5511 - Orange S.A.
AS12956 - Telxius (Telefonica Global)
AS6830 - Liberty Global Europe Holding B.V.
AS3320 - Deutsche Telekom AG
AS6762 - Telecom Italia Sparkle (Seabone)
AS3491 - PCCW Global (HK) Ltd.
AS6453 - TATA Communications (America) Inc
AS3257 - GTT Communications Inc.

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS5511	Orange S.A.
	AS12956	Telxius (Telefonica Global)
	AS6830	Liberty Global Europe Holding B.V.
	AS3320	Deutsche Telekom AG
	AS6762	Telecom Italia Sparkle (Seabone)
	AS3491	PCCW Global (HK) Ltd.
	AS6453	TATA Communications (America) Inc
	AS3257	GTT Communications Inc.
	AS174	Cogent Communications, LLC
	AS3356	Lumen (Level 3)
	AS1299	Arelion (fka. Telia Carrier)

Peers

	ASN	Description
	AS15830	Equinix, Inc.
	AS3292	TDC Holding A/S
	AS1836	green.ch AG
	AS56665	Proximus Luxembourg S.A.
	AS20485	TransTeleCom JSC
	AS8473	Bahnhof AB
	AS1257	Tele2 Sverige AB
	AS15169	Google LLC
	AS7922	Comcast Cable Communications, LLC
	AS12552	GlobalConnect (IP-Only)
	AS1273	Vodafone Group PLC
	AS7843	Spectrum (Charter)
	AS8881	1&1 Versatel GmbH
	AS4181	TDS TELECOM
	AS58453	China Mobile International
	AS47447	23M GmbH
	AS719	Elisa Oyj
	AS2119	Telenor Norge AS
	AS35280	F5 Networks SARL
	AS7029	Uniti (fka. Windstream)
	AS16276	OVH SAS
	AS14907	Wikimedia Foundation Inc.
	AS680	Deutsches Forschungsnetz (DFN)
	AS6797	GlobalConnect AB
	AS50304	Blix Solutions AS
	AS21320	GEANT Vereniging
	AS37100	SEACOM Limited
	AS8220	COLT
	AS9121	Turk Telekom
	AS30781	Free Pro SAS
	AS1828	PacketFabric / Unitas Global
	AS31027	GlobalConnect A/S
	AS37468	Angola Cables
	AS5511	Orange S.A.
	AS42708	Glesys AB
	AS2497	Internet Initiative Japan Inc.
	AS49544	i3D.net B.V
	AS9136	WOBCOM GmbH
	AS60068	Datacamp Limited (CDN77 / DataPacket)
	AS13030	Init7 (Switzerland) Ltd.
	AS4637	Telstra International Limited
	AS12956	Telxius (Telefonica Global)
	AS6774	BICS (Belgacom)
	AS20473	The Constant Company, LLC
	AS9498	Bharti Airtel Ltd.
	AS32590	Valve Corporation
	AS3303	Swisscom (Schweiz) AG
	AS2635	Automattic, Inc
	AS52320	V.tal (GlobeNet)
	AS8218	Zayo Europe
	AS39351	31173 Services AB
	AS6830	Liberty Global Europe Holding B.V.
	AS577	Bell Canada
	AS33891	Core-Backbone GmbH
	AS24940	Hetzner Online GmbH
	AS3320	Deutsche Telekom AG
	AS13335	Cloudflare, Inc.
	AS24961	WIIT AG (fka. myLoc Managed IT AG)
	AS6762	Telecom Italia Sparkle (Seabone)
	AS199524	Gcore S.A.
	AS6461	Zayo Bandwidth
	AS8283	Netwerkvereniging Coloclue
	AS3491	PCCW Global (HK) Ltd.
	AS6453	TATA Communications (America) Inc
	AS3257	GTT Communications Inc.
	AS9002	RETN Limited
	AS174	Cogent Communications, LLC
	AS3356	Lumen (Level 3)
	AS1299	Arelion (fka. Telia Carrier)
	AS6939	Hurricane Electric LLC

Last Update: 2026-09-08T03:35:16Z UTC

IRR Databases

IRR	Expected ASN
ripe	AS5400	Show Raw route6: 2a00:2097::/32 descr: BT Global Fabric-NO-01 origin: AS5400 remarks: tech support: support@eu.bt.net or ipadmin@bt.com remarks: SPAM: abuse@eu.bt.net notify: ipadmin@bt.com mnt-by: BT-GF-MNT created: 2025-07-18T10:34:54Z last-modified: 2025-07-18T10:34:54Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: ****************************

IRR

Expected ASN

ripe

AS5400

Show Raw

route6:         2a00:2097::/32
descr:          BT Global Fabric-NO-01
origin:         AS5400
remarks:        tech support: support@eu.bt.net or ipadmin@bt.com
remarks:        SPAM: abuse@eu.bt.net
notify:         ipadmin@bt.com
mnt-by:         BT-GF-MNT
created:        2025-07-18T10:34:54Z
last-modified:  2025-07-18T10:34:54Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

View

Less Specific Announcements

Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)