206208 looking glass

AS5400 British Telecommunications (International) 🇬🇧 GB

British Telecommunications Limited. Announcing 125 prefixes, seen at the RIS collectors.

IPv4 prefixes
85
734,464 (2,869 × /24)
IPv6 prefixes
40
921 × /32
Upstreams
6
transit providers observed
Peers
21
settlement-free adjacencies
Downstreams
60
transit customers observed
Customer cone
309
ASes reachable through it

Registry and operator data

AS number
AS5400
Name
British Telecommunications (International)
Organisation
BT
Country
🇬🇧 GB
RIR
RIPENCC
Allocated
1995-08-15
Network type
NSP
Traffic levels
1-5Tbps
Scope
Europe
Peering policy
Restrictive
IRR as-set
AS-BT-EU
Website
http://www.bt.net
Looking glass
http://lg.bt.net/
PeeringDB
net/118
Exchanges
61
Facilities
141

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

97 valid (77.6%) 0 invalid (0.0%) 28 no ROA (22.4%)

Internet exchange presence

From PeeringDB, which networks maintain themselves

ExchangeCityCountry IPv4IPv6SpeedRoute server
AMS-IX Amsterdam 🇳🇱 NL 80.249.208.108 2001:7f8:1::a500:5400:1 400 G no
AMS-IX Amsterdam 🇳🇱 NL 80.249.215.8 2001:7f8:1::a500:5400:2 100 G no
Any2Denver Denver 🇺🇸 US 206.51.46.9 2605:6c00:303:303::9 10 G no
Any2Denver Denver 🇺🇸 US 206.51.46.93 2605:6c00:303:303::93 10 G no
Any2West Los Angeles and Silicon Valley 🇺🇸 US 206.72.211.151 2001:504:13::211:151 100 G no
BBIX Osaka Osaka 🇯🇵 JP 218.100.9.222 2001:de8:c:2::5400:1 100 G no
BBIX Osaka Osaka 🇯🇵 JP 218.100.9.226 2001:de8:c:2::5400:2 100 G no
BBIX Tokyo Tokyo 🇯🇵 JP 101.203.90.173 2001:de8:c::5400:1 100 G no
BBIX Tokyo Tokyo 🇯🇵 JP 101.203.90.174 2001:de8:c::5400:2 100 G no
BCIX Berlin 🇩🇪 DE 193.178.185.217 2001:7f8:19:1::1518:2 100 G no
BIX Budapest 🇭🇺 HU 193.188.137.53 2001:7f8:35::5400:1 1 G no
BNIX Brussels 🇧🇪 BE 194.53.172.99 2001:7f8:26::a500:5400:2 100 G no
BNIX Brussels 🇧🇪 BE 194.53.172.112 2001:7f8:26::a500:5400:1 40 G no
CANIX Montreal Montreal 🇨🇦 CA 198.179.18.31 2001:504:2d::18:31 100 G no
CANIX Montreal Montreal 🇨🇦 CA 198.179.18.32 2001:504:2d::18:32 100 G no
CATNIX Barcelona 🇪🇸 ES 193.242.98.171 2001:7f8:2a:0:2:1:0:5400 100 G no
DE-CIX Dusseldorf Düsseldorf 🇩🇪 DE 185.1.170.6 2001:7f8:9e::1518:0:1 100 G no
DE-CIX Dusseldorf Düsseldorf 🇩🇪 DE 185.1.170.72 2001:7f8:9e::1518:0:2 100 G no
DE-CIX Frankfurt Frankfurt 🇩🇪 DE 80.81.193.84 2001:7f8::1518:0:1 100 G no
DE-CIX Frankfurt Frankfurt 🇩🇪 DE 80.81.196.97 2001:7f8::1518:0:2 100 G no
DE-CIX Frankfurt Frankfurt 🇩🇪 DE 80.81.196.177 2001:7f8::1518:0:3 100 G no
DE-CIX Lisbon Lisbon 🇵🇹 PT 185.1.131.31 2001:7f8:d5::1518:0:1 100 G no
DE-CIX Lisbon Lisbon 🇵🇹 PT 185.1.131.38 2001:7f8:d5::1518:0:2 100 G no
DE-CIX Madrid Madrid 🇪🇸 ES 185.1.192.60 2001:7f8:a0::1518:0:1 100 G no
DE-CIX Madrid Madrid 🇪🇸 ES 185.1.192.141 2001:7f8:a0::1518:0:2 100 G no
DE-CIX Marseille Marseille 🇫🇷 FR 185.1.47.45 2001:7f8:36::1518:0:2 100 G no
DE-CIX Marseille Marseille 🇫🇷 FR 185.1.47.94 2001:7f8:36::1518:0:1 100 G no
DE-CIX Munich Munich 🇩🇪 DE 185.1.208.35 2001:7f8:44::1518:0:1 100 G no
DE-CIX Munich Munich 🇩🇪 DE 185.1.208.83 2001:7f8:44::1518:0:2 100 G no
DIX Copenhagen 🇩🇰 DK 192.38.7.14 2001:7f8:1f::5400:14:0 10 G no
Digital Realty Atlanta Atlanta 🇺🇸 US 206.126.110.247 2001:504:17:110::247 100 G no
ESpanix Madrid Lower LAN Madrid 🇪🇸 ES 193.149.1.43 2001:7f8:f::57 10 G no
Equinix Amsterdam Amsterdam 🇳🇱 NL 185.1.112.118 2001:7f8:83::5400:1 100 G no
Equinix Ashburn Ashburn 🇺🇸 US 206.126.236.5 2001:504:0:2::5400:2 100 G no
Equinix Ashburn Ashburn 🇺🇸 US 206.126.236.140 2001:504:0:2::5400:1 20 G no
Equinix Ashburn Ashburn 🇺🇸 US 206.126.239.113 2001:504:0:2::5400:3 100 G no
Equinix Atlanta Atlanta 🇺🇸 US 198.32.182.10 2001:504:10::5400:1 100 G no
Equinix Chicago Chicago 🇺🇸 US 208.115.136.91 2001:504:0:4::5400:1 100 G no
Equinix Dallas Dallas 🇺🇸 US 206.223.118.76 2001:504:0:5::5400:1 100 G no
Equinix Helsinki Helsinki 🇫🇮 FI 185.1.86.32 2001:7f8:af::5400:1 10 G no
Equinix Helsinki Helsinki 🇫🇮 FI 185.1.86.39 2001:7f8:af::5400:2 100 G no
Equinix Hong Kong Hong Kong 🇭🇰 HK 36.255.56.119 2001:de8:7::5400:1 100 G no
Equinix Hong Kong Hong Kong 🇭🇰 HK 36.255.57.197 2001:de8:7::5400:2 100 G no
Equinix Los Angeles Los Angeles 🇺🇸 US 206.223.123.87 2001:504:0:3::5400:1 100 G no
Equinix Miami Miami 🇺🇸 US 198.32.243.51 2001:504:0:6::5400:2 100 G no
Equinix Miami Miami 🇺🇸 US 198.32.243.156 2001:504:0:6::5400:1 100 G no
Equinix New York New York 🇺🇸 US 198.32.118.96 2001:504:f::5400:1 100 G no
Equinix Paris Paris 🇫🇷 FR 195.42.144.212 2001:7f8:43::5400:1 100 G no
Equinix San Jose San Jose 🇺🇸 US 206.223.116.199 2001:504:0:1::5400:1 100 G no
Equinix Singapore Singapore 🇸🇬 SG 27.111.231.53 2001:de8:4::5400:1 100 G no
Equinix Singapore Singapore 🇸🇬 SG 27.111.231.55 2001:de8:4::5400:2 100 G no
Equinix Tokyo Tokyo 🇯🇵 JP 203.190.231.38 2001:de8:5::5400:1 100 G no
Equinix Tokyo Tokyo 🇯🇵 JP 203.190.231.39 2001:de8:5::5400:2 100 G no
Equinix Warsaw Warsaw 🇵🇱 PL 195.182.218.164 2001:7f8:42::5400:2 100 G no
Equinix Warsaw Warsaw 🇵🇱 PL 195.182.218.166 2001:7f8:42::5400:3 100 G no
Equinix Warsaw Warsaw 🇵🇱 PL 195.182.219.242 2001:7f8:42::a500:5400:1 10 G no
FICIX 1 (Espoo) Espoo 🇫🇮 FI 193.110.226.12 2001:7f8:7:a::5400:1 10 G no
France-IX AURA Lyon and Grenoble 🇫🇷 FR 77.95.71.108 2001:7f8:47:47::108 100 G no
France-IX AURA Lyon and Grenoble 🇫🇷 FR 77.95.71.109 2001:7f8:47:47::109 100 G no
France-IX Marseille Marseille 🇫🇷 FR 37.49.232.34 2001:7f8:54:5::34 100 G no
France-IX Marseille Marseille 🇫🇷 FR 37.49.232.87 2001:7f8:54:5::87 100 G no
France-IX Paris Paris 🇫🇷 FR 37.49.237.2 2001:7f8:54::1:2 10 G no
France-IX Paris Paris 🇫🇷 FR 37.49.238.190 2001:7f8:54::2:190 100 G no
France-IX Paris Paris 🇫🇷 FR 37.49.238.196 2001:7f8:54::2:196 100 G no
HKIX Hong Kong 🇭🇰 HK 123.255.90.46 2001:7fa:0:1::ca28:a02e 100 G no
HKIX Hong Kong 🇭🇰 HK 123.255.90.47 2001:7fa:0:1::ca28:a02f 100 G no
INEX LAN1 Dublin 🇮🇪 IE 185.6.36.116 2001:7f8:18::116 20 G no
INEX LAN1 Dublin 🇮🇪 IE 185.6.36.191 2001:7f8:18::191 100 G no
INEX LAN1 Dublin 🇮🇪 IE 185.6.36.192 2001:7f8:18::192 100 G no
IX.br (PTT.br) Rio de Janeiro Rio de Janeiro/RJ 🇧🇷 BR 45.68.80.86 2001:12f8:0:2::86 100 G no
IX.br (PTT.br) Rio de Janeiro Rio de Janeiro/RJ 🇧🇷 BR 45.68.80.97 2001:12f8:0:2::97 100 G no
IX.br (PTT.br) São Paulo São Paulo/SP 🇧🇷 BR 187.16.214.171 2001:12f8::214:171 100 G no
IX.br (PTT.br) São Paulo São Paulo/SP 🇧🇷 BR 187.16.217.237 2001:12f8::217:237 100 G no
JPIX OSAKA Osaka 🇯🇵 JP 103.246.232.137 2001:de8:8:6::5400:1 100 G no
JPIX OSAKA Osaka 🇯🇵 JP 103.246.232.138 2001:de8:8:6::5400:2 100 G no
LINX LON1 London 🇬🇧 GB 195.66.224.108 2001:7f8:4::1518:1 100 G no
LINX LON1 London 🇬🇧 GB 195.66.228.9 2001:7f8:4::1518:8 100 G no
LINX LON1 London 🇬🇧 GB 195.66.231.212 2001:7f8:4::1518:2 100 G no
LINX LON2 London 🇬🇧 GB 195.66.236.108 2001:7f8:4:1::1518:1 100 G no
LU-CIX Luxembourg 🇱🇺 LU 188.93.170.69 2001:7f8:4c::1518:1 10 G no
LU-CIX Luxembourg 🇱🇺 LU 188.93.171.69 2001:7f8:4c::1518:2 100 G no
MIX-IT Milan 🇮🇹 IT 217.29.66.119 2001:7f8:b:100:1d1:a5d0:5400:119 20 G no
MIX-IT Milan 🇮🇹 IT 217.29.67.117 2001:7f8:b:100:1d1:a5d0:5400:117 100 G no
MIX-IT Milan 🇮🇹 IT 217.29.67.187 2001:7f8:b:100:1d1:a5d0:5400:187 100 G no
MegaIX Melbourne Melbourne 🇦🇺 AU 103.26.71.154 2001:dea:0:30::9a 100 G no
NIX.CZ Prague 🇨🇿 CZ 91.210.16.40 2001:7f8:14::4b:1 10 G no
NIX1 Oslo 🇳🇴 NO 185.1.55.62 2001:7f8:12:1::5400 10 G no
NIX1 Oslo 🇳🇴 NO 185.1.55.70 2001:7f8:12:1:0:1:1:5400 100 G no
NL-ix Amsterdam, Rotterdam, Brussels, Luxembourg, Frankfurt, Düsseldorf, Berlin, Dublin, London, Copenhagen, Paris, Marseille 🇳🇱 NL 193.239.117.109 2001:7f8:13::a500:5400:1 100 G no
NYIIX New York New York 🇺🇸 US 198.32.160.80 2001:504:1::a500:5400:1 10 G no
NYIIX New York New York 🇺🇸 US 198.32.160.172 2001:504:1::a500:5400:2 100 G no
NYIIX New York New York 🇺🇸 US 198.32.160.179 2001:504:1::a500:5400:3 100 G no
Netnod Copenhagen BLUE -- MTU9K Malmo / Copenhagen 🇩🇰 DK 212.237.192.25 2001:7f8:d:202::25 100 G no
Netnod Copenhagen BLUE -- MTU9K Malmo / Copenhagen 🇩🇰 DK 212.237.192.26 2001:7f8:d:202::26 100 G no
Netnod Copenhagen BLUE -- MTU9K Malmo / Copenhagen 🇩🇰 DK 212.237.192.109 2001:7f8:d:202::109 10 G no
Netnod Copenhagen GREEN -- MTU9K Malmo / Copenhagen 🇩🇰 DK 212.237.193.25 2001:7f8:d:203::25 100 G no
Netnod Copenhagen GREEN -- MTU9K Malmo / Copenhagen 🇩🇰 DK 212.237.193.26 2001:7f8:d:203::26 100 G no
Netnod Copenhagen GREEN -- MTU9K Malmo / Copenhagen 🇩🇰 DK 212.237.193.109 2001:7f8:d:203::109 10 G no
Netnod Stockholm BLUE -- MTU1500 Stockholm 🇸🇪 SE 194.68.128.106 2001:7f8:d:fe::106 100 G no
Netnod Stockholm BLUE -- MTU1500 Stockholm 🇸🇪 SE 194.68.128.109 2001:7f8:d:fe::109 10 G no
Netnod Stockholm BLUE -- MTU1500 Stockholm 🇸🇪 SE 194.68.128.199 2001:7f8:d:fe::199 100 G no
Netnod Stockholm GREEN -- MTU1500 Stockholm 🇸🇪 SE 194.68.123.106 2001:7f8:d:ff::106 100 G no
Netnod Stockholm GREEN -- MTU1500 Stockholm 🇸🇪 SE 194.68.123.109 2001:7f8:d:ff::109 10 G no
Netnod Stockholm GREEN -- MTU1500 Stockholm 🇸🇪 SE 194.68.123.199 2001:7f8:d:ff::199 100 G no
SIX Seattle Seattle 🇺🇸 US 206.81.82.49 2001:504:16::1518 100 G no
SwissIX Zurich 🇨🇭 CH 91.206.52.174 2001:7f8:24::1518:0:1 100 G no
TorIX Toronto 🇨🇦 CA 206.108.34.71 2001:504:1a::34:71 100 G no
TorIX Toronto 🇨🇦 CA 206.108.34.72 2001:504:1a::34:72 100 G no
VANIX Vancouver 🇨🇦 CA 206.41.104.135 2001:504:39::135 100 G no
VANIX Vancouver 🇨🇦 CA 206.41.104.136 2001:504:39::136 100 G no
VIX Vienna 🇦🇹 AT 193.203.0.229 2001:7f8:30:0:2:1:0:5400 1 G no