AS5400 British Telecommunications (International)

British Telecommunications (International)

AS Number 5400
Website http://www.bt.net

Overview
Prefixes
Connectivity
Whois
IX

Registered on: 29 Aug 2002 (22 years old)

Network status: Active, Allocated under RIPE

Network type: Carrier

Prefixes Originated: 69 IPv4, 7 IPv6

Upstreams

AS1299 - Arelion (fka. Telia Carrier)
AS174 - Cogent Communications
AS3356 - Lumen (Level 3)
AS6453 - TATA Communications (America) Inc
AS6762 - Telecom Italia Sparkle (Seabone)
AS5511 - Orange S.A.
AS12956 - Telxius (Telefonica Global)

Rankings

#26 for Originated IPv6 Space Globally

#7 for AS Cone in United Kingdom

#168 for Estimated Eyeballs in United Kingdom

#241 for Unique Domains in United Kingdom

#81 for Known Peers in United Kingdom

#13 for Originated IPv4 Space in United Kingdom

#1 for Originated IPv6 Space in United Kingdom

	Prefix	Description
	8.12.61.0/24	Millward Brown, Inc.
	46.248.8.0/23	TNT Express ICS Limited
	46.248.10.0/23	TNT Express ICS Limited
	62.5.0.0/17	British Telecommunications PLC
	62.102.0.0/17	British Telecommunications PLC
	62.134.0.0/16	British Telecommunications PLC
	62.172.0.0/21	PROVIDER
	62.173.192.0/18	British Telecommunications PLC
	62.180.0.0/16	British Telecommunications PLC
	80.255.160.0/20	BT Global Services Luxembourg S.a.r.l
	80.255.160.0/24	BT Global Services Luxembourg S.a.r.l
	80.255.161.0/24	BT Global Services Luxembourg
	80.255.162.0/24	BT Global Services Luxembourg
	82.138.160.0/19	Amcor Flexibles Finland OY
	82.150.0.0/19	British Telecommunications PLC
	132.244.64.0/21	Rolls-Royce plc
	132.244.72.0/21	Rolls-Royce plc
	132.244.240.0/24	Rolls-Royce plc
	136.238.84.0/24	HP Inc.
	136.238.85.0/24	HP Inc.
	136.238.224.0/24	HP Inc.
	137.133.9.0/24	-
	137.133.22.0/24	ABB
	166.49.128.0/17	communications networking services Private Unlimited ...
	167.184.183.0/24	BAX GLOBAL
	167.184.184.0/21	BAX GLOBAL
	167.184.192.0/21	BAX GLOBAL
	167.184.200.0/23	BAX GLOBAL
	167.184.202.0/24	BAX GLOBAL
	185.94.0.0/22	British Telecommunications PLC
	185.249.4.0/24	Lumileds Holding B.V.
	192.109.52.0/24	Thales Deutschland GmbH
	193.58.130.0/23	TESSENDERLO CHEMIE INTERNATIONAL NV
	193.141.192.0/19	Renesas Electronics Europe GmbH, Duesseldorf
	194.33.53.0/24	KANTAR DORMANT 3 LIMITED
	194.33.54.0/24	KANTAR DORMANT 3 LIMITED
	194.33.55.0/24	KANTAR DORMANT 3 LIMITED
	194.50.160.0/24	Hyundai Motor Europe GmbH
	194.74.80.0/21	PROVIDER
	194.76.40.0/24	Infonet Network Services Germany
	194.213.64.0/19	British Telecommunications PLC
	195.60.182.0/24	DeLaval International AB
	195.60.183.0/24	DeLaval International AB
	195.66.70.0/24	Kia Europe GmbH
	195.90.64.0/19	British Telecommunications PLC
	195.99.64.0/20	PROVIDER
	195.100.0.0/16	British Telecommunications PLC
	195.163.0.0/16	British Telecommunications PLC
	195.171.36.0/22	PROVIDER
	195.182.96.0/19	British Telecommunications PLC
	198.178.236.0/24	KANTAR
	204.52.188.0/24	KANTAR
	206.73.0.0/16	INFONET Services Corporation
	212.8.160.0/19	British Telecommunications PLC
	212.21.192.0/19	British Telecommunications PLC
	212.31.192.0/19	British Telecommunications PLC
	212.41.128.0/19	British Telecommunications PLC
	212.49.131.0/24	BT Telecomunicaciones
	212.49.167.0/24	NEXTLEVEL CONNECTIVITY S.L.
	212.49.181.0/24	NEXTLEVEL CONNECTIVITY S.L.
	212.49.190.0/24	NEXTLEVEL CONNECTIVITY S.L.
	212.108.0.0/19	British Telecommunications PLC
	212.127.0.0/19	British Telecommunications PLC
	212.162.192.0/18	British Telecommunications PLC
	213.9.173.0/24	NEXTLEVEL CONNECTIVITY S.L.
	213.15.0.0/16	British Telecommunications PLC
	213.137.160.0/19	British Telecommunications PLC
	213.194.0.0/18	British Telecommunications PLC
	213.236.64.0/18	British Telecommunications PLC
	2001:740::/32	British Telecommunications PLC
	2a00:2000::/23	British Telecommunications PLC
	2a00:2200::/25	British Telecommunications PLC
	2a00:2280::/25	British Telecommunications PLC
	2a00:2300::/25	British Telecommunications PLC
	2a0c:7c80::/29	Thales Deutschland GmbH
	2a0c:8480::/30	Hitachi Rail GTS Deutschland GmbH

Last Update: 2024-10-01T03:25:36Z UTC

Member of the following AS-SETs

-	Member	ASN Count

Go to PeeringDB page

PeeringDB AS-SET:: AS-BT-EU

Suggested Prefix Limits

IPv4: 10000

IPv6: 2000

Internet Exchange Points

Name	IPv4	IPv6	Link Speed
LINX LON1	195.66.224.108	2001:7f8:4::1518:1	100 gbps
LINX LON2	195.66.236.108	2001:7f8:4:1::1518:1	100 gbps
DE-CIX Frankfurt	80.81.193.84	2001:7f8::1518:0:1	100 gbps
AMS-IX	80.249.208.108	2001:7f8:1::a500:5400:1	100 gbps
BNIX	194.53.172.112	2001:7f8:26::a500:5400:1	40 gbps
INEX LAN1	185.6.36.116	2001:7f8:18::116	20 gbps
Equinix Ashburn	206.126.236.140	2001:504:0:2::5400:1	20 gbps
MIX-IT	217.29.66.119	2001:7f8:b:100:1d1:a5d0:5400:119	20 gbps
NIX1	185.1.55.62	2001:7f8:12:1::5400	10 gbps
Netnod Copenhagen GREEN -- MTU9K	212.237.193.109	2001:7f8:d:203::109	10 gbps
ESpanix Madrid Lower LAN	193.149.1.43	2001:7f8:f::57	10 gbps
Equinix Warsaw	195.182.219.242	2001:7f8:42::a500:5400:1	10 gbps
LU-CIX	188.93.170.69	2001:7f8:4c::1518:1	10 gbps
FICIX 1 (Espoo)	193.110.226.12	2001:7f8:7:a::5400:1	10 gbps
NYIIX New York	198.32.160.80	2001:504:1::a500:5400:1	10 gbps
Equinix Helsinki	185.1.86.32	2001:7f8:af::5400:1	10 gbps
Netnod Copenhagen BLUE -- MTU9K	212.237.192.109	2001:7f8:d:202::109	10 gbps
DIX	192.38.7.14	2001:7f8:1f::5400:14:0	10 gbps
NIX.CZ	91.210.16.40	2001:7f8:14::4b:1	10 gbps
France-IX Paris	37.49.237.2	2001:7f8:54::1:2	10 gbps
Netnod Stockholm BLUE -- MTU1500	194.68.128.109	2001:7f8:d:fe::109	10 gbps
SwissIX	91.206.52.138	2001:7f8:24::8a	10 gbps
Netnod Stockholm GREEN -- MTU1500	194.68.123.109	2001:7f8:d:ff::109	10 gbps
BiX	193.188.137.53	2001:7f8:35::5400:1	1000 mbps
VIX	193.203.0.229	2001:7f8:30:0:2:1:0:5400	1000 mbps

Last Update: 2024-10-03T10:08:41Z UTC

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