GB
AS5400
BT
British Telecommunications Limited · www.bt.net
GB RIPE NSP Traffic1-5Tbps RatioMostly Inbound Peering PolicyRestrictive ScopeEurope IRRAS-BT-EU Looking Glass
85
IPv4 Prefixes
40
IPv6 Prefixes
···
Peers
···
Upstream
···
Downstream
59
IX Points
141
Facilities
76.8%
RPKI Valid Rate
Network Topology Upstream/Downstream Data Source: RIPE Stat
Loading topology data...
Announced IP Prefixes 125
RPKI Valid 96 RPKI Invalid 0 Unsigned / Unknown 29 Sampled 125 / 125
Facilities 141 Click a point on the map to locate a facility
NameCityCountry
Equinix DC1-DC15,DC21-DC22 - AshburnAshburnUS
Equinix SV1/SV5/SV10 - Silicon Valley, San JoseSan JoseUS
Equinix CH1/CH2/CH4 - ChicagoChicagoUS
Equinix LA1 - Los AngelesLos AngelesUS
Digital Realty NYC (60 Hudson)New YorkUS
Equinix MI1 - Miami, NOTAMiamiUS
Digital Realty NYC (111 8th Ave)New YorkUS
NIKHEF AmsterdamAmsterdamNL
CoreSite - Los Angeles (LA1) One WilshireLos AngelesUS
Telehouse - London (Docklands North)LondonGB
Equinix NY2/NY4/NY5/NY6 - New York, SecaucusSecaucusUS
Digital Realty London LON1-3LondonGB
Telehouse - Paris 2 (Voltaire - Léon Frot)ParisFR
UltraEdge Lyon-VenissieuxVénissieuxFR
Digital Realty Frankfurt FRA1-27FrankfurtDE
Equinix FR5 - Frankfurt, KleyerStrasseFrankfurtDE
Equinix AM7 - Amsterdam, KuiperberwegAmsterdamNL
Digital Realty AMS3/5/7/8/10 - AmsterdamAmsterdamNL
Digital Realty VIE1/2 - ViennaViennaAT
Digital Realty BRU1 - BrusselsBrusselsBE
Digital Realty Paris PAR2ParisFR
Digital Realty Zurich ZUR1GlattbruggCH
Equinix SE2/SE3 - SeattleSeattleUS
Digital Realty AMS9 - AmsterdamAmsterdamNL
Digital Realty Dusseldorf DUS1-3DüsseldorfDE
EdgeConneX Munich (EDCMUC01)MunichDE
Espanix DatacenterMadridES
Equinix BA1 - BarcelonaBarcelonaES
Equinix LS1 - LisbonLisbonPT
Equinix MD2 - MadridAlcobendasES
Digital Realty Copenhagen CPH1-3CopenhagenDK
Equinix SK1 - Stockholm, BrommaStockholmSE
GlobalConnect Taastrup 1 (CPH1)TaastrupDK
Equinix SP4 - São PauloBarueriBR
Digital Realty Dublin DUB1-2DublinIE
LCL AntwerpAntwerpBE
Digital Realty Stockholm STO1-6StockholmSE
CE Colo PraguePragueCZ
Markley Group One Summer Street BostonBostonUS
Digital Realty Marseille MRS1/2/3/4MarseilleFR
Equinix SG1 - SingaporeSingaporeSG
Dataplex BudapestBudapestHU
Vaultica Data Centers | OSL01OsloNO
Equinix DU1 - DusseldorfDüsseldorfDE
Global Switch SingaporeSingaporeSG
CoreSite - Denver (DE1)DenverUS
Equinix LD4 - London, SloughSloughGB
Digital Realty DFW (2323 Bryan St)DallasUS
TTC TELEPORT DC1PragueCZ
NXDATA-1 Bucharest (BUH1)BucharestRO
CoreSite - Chicago (CH1)ChicagoUS
Chief LY Building TaipeiTaipeiTW
AIMS Kuala LumpurKuala LumpurMY
NTT Berlin 1 Data Center (BER1)BerlinDE
Equinix WA1 - Warsaw, Centrum LIMWarsawPL
Equinix MI2 - MiamiMiamiUS
Digital Realty Paris PAR5ParisFR
ETIX Lyon #1LyonFR
AT TOKYO (CC1/CC2)TokyoJP
Cologix TOR1TorontoCA
Equinix ZH4 - ZurichZurichCH
Teraco Johannesburg Campus, South AfricaJohannesburgZA
Equinix ML2 - Milan, SavonaMilanIT
LuxConnect DC1.1 - BettembourgBettembourgLU
Equinix AT1 - AtlantaAtlantaUS
NXDATA-2 Bucharest (BUH2)BucharestRO
Equinix DB3 - Dublin, BallycoolinDublinIE
NorthC Amsterdam 1AmsterdamNL
Equinix HK2 - Hong KongKwai ChungHK
Teraco CT1 Cape Town, South AfricaCape TownZA
CoreSite - Denver (DE2)DenverUS
Equinix AM5 - Amsterdam, SchepenbergwegAmsterdamNL
Equinix SP2 - São PauloBarueriBR
Cologix VAN1VancouverCA
NEXTDC M1MelbourneAU
CX2 / MY01 Cyberjaya MalaysiaCyberjayaMY
Cirion Buenos Aires - BUE1Buenos AiresAR
Equinix RJ1 - Rio de JaneiroRio de JaneiroBR
CoreSite - Santa Clara (SV4)Santa ClaraUS
NEXTDC S1SydneyAU
KIO Querétaro 1 (QRO1)El MarquesMX
Cologix VAN2VancouverCA
Equinix TY4 - TokyoTokyoJP
Equinix RJ2 - Rio de JaneiroRio de JaneiroBR
NEXTDC P1MálagaAU
Cologix MTL7MontrealCA
Digital Realty ATH1/2/3 - AthensKoropiGR
Equinix ME1/ME2 - MelbourneMelbourneAU
NTT DOCOMO BUSINESS OS3 - Osaka (Telepark Dojima Building 3)OsakaJP
Equinix TR2 - TorontoTorontoCA
Equinix DA6 - DallasDallasUS
Equinix HK3 - Hong KongTsuen WanHK
NTT Vienna1 Data Center (VIE1)ViennaAT
Sify Tidel-DC- ChennaiChennaiIN
MedNautilus IstanbulIstanbulTR
Equinix HE6 - Helsinki, SinimäkiEspooFI
Equinix WA2 - WarsawWarsawPL
TI Sparkle Greece (IDC)MetamorfosiGR
H5 Data Centers SeattleSeattleUS
Equinix SY4 - SydneySydneyAU
2Connect DC10BudapestHU
C21MilanIT
Digital Realty ATL14 - AtlantaAtlantaUS
Equinix IL2 - IstanbulIstanbulTR
Datacenter SYTBuenos AiresAR
Telehouse - London (Docklands North Two)LondonGB
KIO México 5 (MEX5)TultitlanMX
VITRO Makati 2MakatiPH
Bulk Oslo Internet Exchange - OS-IXOsloNO
NTT Jakarta 2 Data Center (JKT2)JakartaID
CHT Taipei Aikuo IDCTaipeiTW
Arise IDC - North Muang Thong, ThailandPakkretTH
Equinix LD7 - London, SloughSloughGB
STT Chennai 1ChennaiIN
STT Kolkata 1KolkataIN
STT Hyderabad 1HyderabadIN
STT Bangalore 1BangaloreIN
STT Mumbai 2MumbaiIN
Teraco Johannesburg Bredell CampusJohannesburgZA
Equinix MB2 - Mumbai (GPX Mumbai 2)MumbaiIN
Digital Realty Madrid MAD3MadridES
LG Uplus Pyeongchon IDCAnyang-siKR
KINX GasanSeoulKR
Cirion Bogota - BOG1BogotaCO
Netmagic Bangalore DC02BangaloreIN
Telia Helsinki DatacenterHelsinkiFI
DCI Indonesia (JK3)Greater Jakarta, Bekasi, CibitungID
Sify Global Delivery Center (Hyderabad)NanakaramgudaIN
Equinix MT1 - MontrealSaint-LaurentCA
STT Quezon City (Formerly QC2)Quezon CityPH
neuCentrIX - Karet TengsinJakarta PusatID
Equinix MU4 - Munich, DornachAschheimDE
Equinix OS3 - OsakaOsakaJP
Equinix PE2/PE3 - PerthShenton ParkAU
NTT Bangkok 1 Data Center (BKK1)BangkokTH
Cloud EuropeRomeIT
Nxtra Data Chennai DC 2ChennaiIN
Equinix BG2 - BogotaBogotaCO
Equinix PA10 - Paris, Saint-DenisParisFR
Teraco CT2 Cape Town, South AfricaCape TownZA
ST Telemedia Global Data Centres (STT GDC)BangkokTH
Colocated Networks 30 Shared Data Center
ASNNameType Shared Facility
AS174 Cogent Communications, Inc. NSP 92/141
AS6939 Hurricane Electric NSP 74/141
AS8075 Microsoft Content 72/141
AS20940 Akamai Technologies Content 66/141
AS16509 Amazon.com Enterprise 64/141
AS1299 Arelion (Twelve99) NSP 64/141
AS3257 GTT Communications (AS3257) NSP 57/141
AS13335 Cloudflare Content 56/141
AS49915 Megaport Global Access NSP 53/141
AS32934 Meta Content 53/141
AS15169 Google LLC Content 53/141
AS8220 Colt NSP 51/141
AS54113 Fastly, Inc. Content 50/141
AS6461 Zayo NSP 48/141
AS9002 RETN NSP 47/141
AS55256 Netskope Network Services 44/141
AS32261 Subspace 44/141
AS5511 Orange NSP 41/141
AS199524 Gcore Content 40/141
AS6453 TATA Communications Ltd NSP 39/141
Registration Info
AS Name
BT
Registration Date
2002-08-29T09:47:11Z
Update Date
2026-03-18T06:09:10Z
Raw Whois Data
aut-num:        AS5400
as-name:        BT
org:            ORG-CNS3-RIPE
remarks:        ---------------------------------------------
remarks:        Upstreams:
remarks:        ---------------------------------------------
import:         from AS3356  action pref=20; accept AS-LEVELTHREEEU
import:         from AS3356  action pref=100; accept ANY
export:         to AS3356   announce AS-BT-EU
import:         from AS1299  action pref=20; accept AS-TWELVE99
import:         from AS1299  action pref=100; accept ANY
export:         to AS1299  announce AS-BT-EU
remarks:        ---------------------------------------------
remarks:        Peers:
remarks:        ---------------------------------------------
import:         from AS42   action pref=20; accept AS-PCH
export:         to AS42 announce AS-BT-EU
import:         from AS174   action pref=20; accept AS174
export:         to AS174 announce AS-BT-EU
import:         from AS293   action pref=20; accept AS-ESNET
export:         to AS293 announce AS-BT-EU
import:         from AS577   action pref=20; accept AS577
export:         to AS577 announce AS-BT-EU
import:         from AS680   action pref=20; accept AS-DFNTOWINISP
export:         to AS680 announce AS-BT-EU
import:         from AS702   action pref=20; accept AS-UUNETEURO
export:         to AS702 announce AS-BT-EU
import:         from AS714 action pref=20; accept AS714
export:         to AS714 announce AS-BT-EU
import:         from AS719   action pref=20; accept AS719
export:         to AS719 announce AS-BT-EU
import:         from AS766   action pref=20; accept AS-REDIRIS
export:         to AS766 announce AS-BT-EU
import:         from AS786   action pref=20; accept AS-JANETPLUS
export:         to AS786 announce AS-BT-EU
import:         from AS812   action pref=20; accept AS-ROGERS
export:         to AS812 announce AS-BT-EU
import:         from AS1120  action pref=20; accept AS-ACOSERV
export:         to AS1120   announce AS-BT-EU
import:         from AS1257  action pref=20; accept AS-SWIPNET
export:         to AS1257   announce AS-BT-EU
import:         from AS1267  action pref=20; accept AS-INFOSTRADA
export:         to AS1267   announce AS-BT-EU
import:         from AS1273  action pref=20; accept AS-CW
export:         to AS1273   announce AS-BT-EU
import:         from AS1547  action pref=20; accept AS1547
export:         to AS1547   announce AS-BT-EU
import:         from AS1741  action pref=20; accept AS-FUNET
export:         to AS1741   announce AS-BT-EU
import:         from AS1759  action pref=20; accept AS-SONERA
export:         to AS1759   announce AS-BT-EU
import:         from AS1828 action pref=20; accept AS-UNITAS
export:         to AS1828 announce AS-BT-EU
import:         from AS1853  action pref=20; accept AS-ACONET
export:         to AS1853   announce AS-BT-EU
import:         from AS1901  action pref=20; accept AS-KQ
export:         to AS1901   announce AS-BT-EU
import:         from AS1955  action pref=20; accept AS-HBONETEN
export:         to AS1955  announce AS-BT-EU
import:         from AS2116  action pref=20; accept AS-CATCHCOM
export:         to AS2116   announce AS-BT-EU
import:         from AS2497  action pref=20; accept AS-IIJ
export:         to AS2497   announce AS-BT-EU
import:         from AS2603  action pref=20; accept AS-NORDUNET
export:         to AS2603   announce AS-BT-EU
import:         from AS2611  action pref=20; accept AS-BELNET
export:         to AS2611   announce AS-BT-EU
import:         from AS2635  action pref=20; accept AS2635
export:         to AS2635   announce AS-BT-EU
import:         from AS2686  action pref=20; accept AS-IGNEMEA
export:         to AS2686   announce AS-BT-EU
import:         from AS2818  action pref=20; accept AS-BBC
export:         to AS2818   announce AS-BT-EU
import:         from AS2852  action pref=20; accept AS-CESNET
export:         to AS2852  announce AS-BT-EU
import:         from AS2860  action pref=20; accept AS-NOVIS
export:         to AS2860  announce AS-BT-EU
import:         from AS2906  action pref=20; accept AS-NFLX
export:         to AS2906  announce AS-BT-EU
import:         from AS3209  action pref=20; accept AS-ARCORGLOBAL
export:         to AS3209  announce AS-BT-EU
import:         from AS3223 action pref=20; accept AS-VOXILITY-SET
export:         to AS3223 announce AS-BT-EU
import:         from AS3257  action pref=20; accept AS-TISCALI
export:         to AS3257   announce AS-BT-EU
import:         from AS3292  action pref=20; accept AS-TDCNET
export:         to AS3292   announce AS-BT-EU
import:         from AS3303  action pref=20; accept AS-SWCMGLOBAL
export:         to AS3303   announce AS-BT-EU
import:         from AS3304  action pref=20; accept AS-UBNBE
export:         to AS3304   announce AS-BT-EU
import:         from AS3320  action pref=20; accept AS3320:AS-DTAG
export:         to AS3320   announce AS-BT-EU
import:         from AS3333  action pref=20; accept AS3333
export:         to AS3333   announce AS-BT-EU
import:         from AS3352  action pref=20; accept AS-TDE
export:         to AS3352   announce AS-BT-EU
import:         from AS3491  action pref=20; accept AS-CAIS
export:         to AS3491   announce AS-BT-EU
import:         from AS3856   action pref=20; accept AS-PCH
export:         to AS3856 announce AS-BT-EU
import:         from AS4134 action pref=20; accept AS-CN
export:         to AS4134 announce AS-BT-EU
import:         from AS4436  action pref=20; accept AS-NLAYER
export:         to AS4436   announce AS-BT-EU
import:         from AS4589  action pref=20; accept AS-EASYNET
export:         to AS4589   announce AS-BT-EU
import:         from AS4637  action pref=20; accept AS4637
export:         to AS4637   announce AS-BT-EU
import:         from AS4766  action pref=20; accept AS-KORNET
export:         to AS4766   announce AS-BT-EU
import:         from AS4837 action pref=20; accept AS4837:AS-CNCNET
export:         to AS4837 announce AS-BT-EU
import:         from AS5432  action pref=20; accept AS-SKYNETBE
export:         to AS5432   announce AS-BT-EU
import:         from AS5459  action pref=20; accept AS5459
export:         to AS5459   announce AS-BT-EU
import:         from AS5511  action pref=20; accept AS-OPENTRANSIT
export:         to AS5511   announce AS-BT-EU
import:         from AS5610  action pref=20; accept AS-CTIOL
export:         to AS5610  announce AS-BT-EU
import:         from AS5650  action pref=20; accept AS-ELI
export:         to AS5650   announce AS-BT-EU
import:         from AS6079  action pref=20; accept AS-RCN
export:         to AS6079   announce AS-BT-EU
import:         from AS6407  action pref=20; accept AS-PRTL-CDN
export:         to AS6407   announce AS-BT-EU
import:         from AS6453 action pref=20; accept AS-GLOBEINTERNET
export:         to AS6453   announce AS-BT-EU
import:         from AS6461  action pref=20; accept AS-ABOVE
export:         to AS6461   announce AS-BT-EU
import:         from AS6507 action pref=20; accept AS6507
export:         to AS6507 announce AS-BT-EU
import:         from AS6661 action pref=20; accept AS-PTLU
export:         to AS6661 announce AS-BT-EU
import:         from AS6730 action pref=20; accept AS-GLOBAL
export:         to AS6730 announce AS-BT-EU
import:         from AS6762  action pref=20; accept AS-SEABONE
export:         to AS6762   announce AS-BT-EU
import:         from AS6774  action pref=20; accept AS-BELBONE
export:         to AS6774   announce AS-BT-EU
import:         from AS6805 action pref=20; accept AS-TDDE
export:         to AS6805 announce AS-BT-DE
import:         from AS6830  action pref=20; accept AS-AORTA
export:         to AS6830   announce AS-BT-EU
import:         from AS6848  action pref=20; accept AS-TELENET
export:         to AS6848   announce AS-BT-EU
import:         from AS6871 action pref=20; accept AS-PLUSNETUK
export:         to AS6871 announce AS-BT-EU
import:         from AS6881  action pref=20; accept AS-NIX
export:         to AS6881   announce AS-BT-EU
import:         from AS6939  action pref=20; accept AS-HURRICANE
export:         to AS6939   announce AS-BT-EU
import:         from AS7029  action pref=20; accept AS-WINDSTREAM
export:         to AS7029   announce AS-BT-EU
import:         from AS7132  action pref=20; accept AS-SBCIS-7132
export:         to AS7132   announce AS-BT-EU
import:         from AS7843 action pref=20; accept AS-ROADRUNNER
export:         to AS7843 announce AS-BT-EU
import:         from AS7922 action pref=20; accept AS7922
export:         to AS7922 announce AS-BT-EU
import:         from AS8075  action pref=20; accept AS-MICROSOFT
export:         to AS8075   announce AS-BT-EU
import:         from AS8068  action pref=20; accept AS-MICROSOFT
export:         to AS8068   announce AS-BT-EU
import:         from AS8210  action pref=20; accept AS-TELENOR
export:         to AS8210   announce AS-BT-EU
import:         from AS8220  action pref=20; accept AS-COLT
export:         to AS8220   announce AS-BT-EU
import:         from AS8283  action pref=20; accept AS-COLOCLUE
export:         to AS8283   announce AS-BT-EU
import:         from AS8365 action pref=20; accept AS-MANDA
export:         to AS8365 announce AS-BT6
import:         from AS8447  action pref=20; accept AS-PTA and AS-TA6
export:         to AS8447   announce AS-BT-EU
import:         from AS8473  action pref=20; accept AS-BAHNHOF
export:         to AS8473   announce AS-BT-EU
import:         from AS8487  action pref=20; accept AS-PHIBEE-TELECOM
export:         to AS8487   announce AS-BT-EU
import:         from AS8560  action pref=20; accept AS-SCHLUND
export:         to AS8560   announce AS-BT-EU
import:         from AS8674  action pref=20; accept AS-NETNOD
export:         to AS8674   announce AS-BT-EU
import:         from AS8866 action pref=20; accept AS-BTC-UP
export:         to AS8866 announce AS-BT-EU
import:         from AS8881   action pref=20; accept AS-VT-TRANSIT
export:         to AS8881   announce AS-BT-EU
import:         from AS8966   action pref=20; accept AS-EMIX
export:         to AS8966   announce AS-BT-EU
import:         from AS9002 action pref=20; accept AS-RETN
export:         to AS9002 announce AS-BT-EU
import:         from AS9009 action pref=20; accept AS-GBXS
export:         to AS9009 announce AS-BT-EU
import:         from AS9116 action pref=20; accept AS-GOLDEN
export:         to AS9116 announce AS-BT-EU
import:         from AS9121 action pref=20; accept AS-TTNET
export:         to AS9121 announce AS-BT-EU
import:         from AS9136 action pref=20; accept AS-WOBCOM
export:         to AS9136 announce AS-BT-EU
import:         from AS9318  action pref=20; accept AS9318
export:         to AS9318   announce AS-BT-EU
import:         from AS9193  action pref=20; accept AS-SPEEDPORT
export:         to AS9193   announce AS-BT-EU
import:         from AS9498  action pref=20; accept AS9498:AS-BHARTI-IN
export:         to AS9498   announce AS-BT-EU
import:         from AS9505  action pref=20; accept AS-TWIG
export:         to AS9505   announce AS-BT-EU
import:         from AS11164 action pref=20; accept AS-TR
export:         to AS11164  announce AS-BT-EU
import:         from AS11867 action pref=20; accept AS-PRTL
export:         to AS11867  announce AS-BT-EU
import:         from AS12189  action pref=20; accept AS-PHOENIXNAP
export:         to AS12189  announce AS-BT-EU
import:         from AS12389  action pref=20; accept AS-ROSTELECOM
export:         to AS12389  announce AS-BT-EU
import:         from AS12430  action pref=20; accept AS-VODAFONE-ES
export:         to AS12430  announce AS-BT-EU
import:         from AS12552 action pref=20; accept AS12552
export:         to AS12552  announce AS-BT-EU
import:         from AS12715  action pref=20; accept AS-JAZZTRANS
export:         to AS12715  announce AS-BT-EU
import:         from AS12741  action pref=20; accept AS-NETIA
export:         to AS12741  announce AS-BT-EU
import:         from AS12876 action pref=20; accept AS12876
export:         to AS12876  announce AS-BT-EU
import:         from AS12956 action pref=20; accept AS-TDATANET
export:         to AS12956  announce AS-BT-EU
import:         from AS13030 action pref=20; accept AS-INIT7
export:         to AS13030 announce AS-BT-EU
import:         from AS13335 action pref=20; accept AS-CLOUDFLARE
export:         to AS13335 announce AS-BT-EU
import:         from AS13445 action pref=20; accept AS-WEBEX
export:         to AS13445 announce AS-BT-EU
import:         from AS14061 action pref=20; accept AS14061
export:         to AS14061 announce AS-BT-EU
import:         from AS14907 action pref=20; accept AS-WIKIMEDIA
export:         to AS14907 announce AS-BT-GLOBAL
import:         from AS14340 action pref=20; accept AS14340
export:         to AS14340 announce AS-BT-EU
import:         from AS14361 action pref=20; accept AS-HOPONE
export:         to AS14361  announce AS-BT-EU
import:         from AS15169  action pref=20; accept AS-GOOGLE
export:         to AS15169  announce AS-BT-EU
import:         from AS15412  action pref=20; accept AS-FLAGP
export:         to AS15412  announce AS-BT-EU
import:         from AS15594  action pref=20; accept AS-NQ
export:         to AS15594  announce AS-BT-EU
import:         from AS15635  action pref=20; accept AS15635
export:         to AS15635  announce AS-BT-EU
import:         from AS15695 action pref=20; accept AS-EXPEREO
export:         to AS15695 announce AS-BT-GLOBAL
import:         from AS15830  action pref=20; accept AS-TELECITYGROUP
export:         to AS15830  announce AS-BT-EU
import:         from AS15965  action pref=20; accept AS-CEGECOM
export:         to AS15965  announce AS-BT-EU
import:         from AS16004 action pref=20; accept AS16004
export:         to AS16004  announce AS-BT-EU
import:         from AS16086 action pref=20; accept AS-FINNET
export:         to AS16086  announce AS-BT-EU
import:         from AS16097 action pref=20; accept AS-HLKOMM
export:         to AS16097  announce AS-BT-EU
import:         from AS16276  action pref=20; accept AS-OVH
export:         to AS16276 announce AS-BT-EU
import:         from AS16338 action pref=20; accept AS-AUNANET
export:         to AS16338  announce AS-BT-EU
import:         from AS16509 action pref=20; accept AS-AMAZON
export:         to AS16509 announce AS-BT-EU
import:         from AS19080 action pref=20; accept AS-WBS
export:         to AS19080 announce AS-BT-EU
import:         from AS19318  action pref=20; accept AS-NJIIX
export:         to AS19318 announce AS-BT-EU
import:         from AS19548  action pref=20; accept AS-ADELPHIA
export:         to AS19548  announce AS-BT-EU
import:         from AS19679  action pref=20; accept AS-DROPBOX
export:         to AS19679  announce AS-BT-EU
import:         from AS20473  action pref=20; accept AS-CHOOPA
export:         to AS20473 announce AS-BT-EU
import:         from AS20676  action pref=20; accept AS-QSC
export:         to AS20676  announce AS-BT-EU
import:         from AS20721  action pref=20; accept AS20721
export:         to AS20721  announce AS-BT-EU
import:         from AS20940  action pref=20; accept AS-AKAMAI
export:         to AS20940 announce AS-BT-EU
import:         from AS20965  action pref=20; accept AS-GEANTNRN
export:         to AS20965  announce AS-BT-EU
import:         from AS21277 action pref=20; accept AS-NT
export:         to AS21277 announce AS-BT-EU
import:         from AS21859 action pref=20; accept AS21859
export:         to AS21859 announce AS-BT-EU
import:         from AS22212  action pref=20; accept AS-INTERNAP
export:         to AS22212 announce AS-BT-EU
import:         from AS24875 action pref=20; accept AS24940
export:         to AS24875 announce AS-BT-EU
import:         from AS24940 action pref=20; accept AS24940
export:         to AS24940 announce AS-BT-EU
import:         from AS24961 action pref=20; accept AS-MYLOC
export:         to AS24961 announce AS-BT-EU
import:         from AS25152  action pref=20; accept AS25152
export:         to AS25152  announce AS-BT-EU
import:         from AS25973  action pref=20; accept AS-MZIMA
export:         to AS25973 announce AS-BT-EU
import:         from AS27319  action pref=20; accept as27319:AS-PEERS
export:         to AS27319  announce AS-BT-EU
import:         from AS29518  action pref=20; accept AS-BREDBAND2
export:         to AS29518  announce AS-BT-EU
import:         from AS29119 action pref=20; accept AS-SERVIHOSTING
export:         to AS29119 announce AS-BT-EU
import:         from AS29405 action pref=20; accept AS-VNET
export:         to AS29405 announce AS-BT-EU
import:         from AS30081 action pref=20; accept AS-CACHENETWORKS
export:         to AS30081 announce AS-BT-EU
import:         from AS30103 action pref=20; accept AS30103
export:         to AS30103 announce AS-BT-EU
import:         from AS30781 action pref=20; accept AS-JAGUAR
export:         to AS30781 announce AS-BT-EU
import:         from AS31027 action pref=20; accept AS-NIANET
export:         to AS31027 announce AS-BT-EU
import:         from AS31449 action pref=20; accept AS-BELCENTER
export:         to AS31449 announce AS-BT-EU
import:         from AS31529 action pref=20; accept AS-DENIC-ANY
export:         to AS31529 announce AS-BT-EU
import:         from AS32590 action pref=20; accept AS-VALVE
export:         to AS32590 announce AS-BT-EU
import:         from AS32787 action pref=20; accept AS-PROLE
export:         to AS32787 announce AS-BT-EU
import:         from AS32934 action pref=20; accept AS32934
export:         to AS32934 announce AS-BT-EU
import:         from AS33353 action pref=20; accept AS-GAIKAI
export:         to AS33353 announce AS-BT-EU
import:         from AS33891 action pref=20; accept AS-CORE-BACKBONE
export:         to AS33891 announce AS-BT-EU
import:         from AS34442 action pref=20; accept AS-XIFOS
export:         to AS34442 announce AS-BT-EU
import:         from AS35280 action pref=20; accept AS-F5
export:         to AS35280 announce AS-BT-EU
import:         from AS36119 action pref=20; accept AS-IMEEM
export:         to AS36119 announce AS-BT-EU
import:         from AS36351 action pref=20; accept AS36351
export:         to AS36351 announce AS-BT-EU
import:         from AS36692 action pref=20; accept AS-OPENDNS
export:         to AS36692 announce AS-BT-EU
import:         from AS37100 action pref=20; accept AS-SET-SEACOM
export:         to AS37100 announce AS-BT-EU
import:         from AS37468 action pref=20; accept AS-ANGOLACABLES
export:         to AS37468 announce AS-BT-GLOBAL
import:         from AS39737 action pref=20; accept AS-39737
export:         to AS39737 announce AS-BT-EU
import:         from AS39743 action pref=20; accept AS-VOXILITY-SET
export:         to AS39743 announce AS-BT-EU
import:         from AS40009 action pref=20; accept AS-BITGRAVITY
export:         to AS40009 announce AS-BT-EU
import:         from AS42708 action pref=20; accept AS-PORTLANE
export:         to AS42708 announce AS-BT-EU
import:         from AS43996 action pref=20; accept AS-BOOKING
export:         to AS43996 announce AS-BT-EU
import:         from AS44034 action pref=20; accept AS-Hi3G
export:         to AS44034 announce AS-BT-EU
import:         from AS45102 action pref=20; accept AS-ALIBABA-CN-NET
export:         to AS45102 announce AS-BT-EU
import:         from AS45489 action pref=20; accept AS-SLT-GLOBAL
export:         to AS45489 announce AS-BT-EU
import:         from AS46489 action pref=20; accept AS46489:AS-JUSTINTV
export:         to AS46489 announce AS-BT-EU
import:         from AS47447 action pref=20; accept AS-23MEDIA
export:         to AS47447 announce AS-BT-EU
import:         from AS49544 action pref=20; accept AS-INTERACTIVE3D
export:         to AS49544 announce AS-BT-EU
import:         from AS49981 action pref=20; accept AS-WORLDSTREAM
export:         to AS49981 announce AS-BT-EU
import:         from AS50304 action pref=20; accept AS-BLIX
export:         to AS50304 announce AS-BT-EU
import:         from AS52320 action pref=20; accept AS-GNT
export:         to AS52320 announce AS-BT-EU
import:         from AS53766 action pref=20; accept AS-VMWARE-SASE
export:         to AS53766 announce AS-BT-EU
import:         from AS54994 action pref=20; accept AS54994
export:         to AS54994 announce AS-BT-EU
import:         from AS55256 action pref=20; accept AS-NETSKOPE
export:         to AS55256 announce AS-BT-EU
import:         from AS56665 action pref=20; accept AS-PROXIMUS
export:         to AS56665 announce AS-BT-EU
import:         from AS57976 action pref=20; accept AS57976
export:         to AS57976 announce AS-BT-EU
import:         from AS58453 action pref=20; accept AS-CMI-ALL
export:         to AS58453 announce AS-BT-EU
import:         from AS60064 action pref=20; accept AS-HOSTPALACE
export:         to AS60064 announce AS-BT-EU
import:         from AS60068 action pref=20; accept AS-CDN77
export:         to AS60068 announce AS-BT-EU
import:         from AS61215 action pref=20; accept AS61215
export:         to AS61215 announce AS-BT-EU
import:         from AS62955 action pref=20; accept AS62955
export:         to AS62955 announce AS-BT-EU
import:         from AS63949 action pref=20; accept AS-LINODE
export:         to AS63949 announce AS-BT-EU
import:         from AS132203 action pref=20; accept AS-TENCENT
export:         to AS132203 announce AS-BT-EU
import:         from AS132876 action pref=20; accept AS-132876
export:         to AS132876 announce AS-BT-EU
import:         from AS139057 action pref=20; accept AS139057:AS-CONE
export:         to AS139057 announce AS-BT-EU
import:         from AS199524 action pref=20; accept AS-GCORE
export:         to AS199524 announce AS-BT-EU
import:         from AS202276 action pref=20; accept AS-IBOSS
export:         to AS202276 announce AS-BT-EU
import:         from AS394070 action pref=20; accept AS-394070
export:         to AS394070 announce AS-BT-EU
import:         from AS396986 action pref=20; accept AS-BYTEDANCE
export:         to AS396986 announce AS-BT-EU
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
remarks:
remarks:        ALL peering requests see
remarks:        www.bt.net/cgi-bin/peering-request
remarks:
remarks:        for technical issues, pls contact: [email protected]
remarks:
remarks:        for abuse, pls contact [email protected]
remarks:
remarks:        24/7 NOC email / [email protected]
remarks:        24/7 NOC phone / +44 203 7882214 opt 1
remarks:
remarks:        This object describes non-customer peerings
remarks:        Customer peerings are described in the macro AS-BT-XX
remarks:        (replace XX with the country code NL, UK, BE, IE,etc)
remarks:
remarks:        Communities scheme:
remarks:        The following BGP communities can be set by BT
remarks:        BGP customers to affect announcements to major peers.
remarks:
remarks:        ******************************************************
remarks:
remarks:        5400:NXXX
remarks:        N=1        not announce
remarks:        N=2        prepend an extra "5400 5400" on announcement
remarks:        Valid values for XXX:
remarks:        000        All peers and transits
remarks:        500        All transits
remarks:        503        Colt AS3356
remarks:        509        Arelion AS1299
remarks:        002        Sprint AS1239
remarks:        004        Vodafone Global Network AS1273
remarks:        005        Verizon EMEA AS702
remarks:        014        DTAG AS3320
remarks:        016        Orange AS5511
remarks:        018        Tata Communications Ltd AS6453
remarks:        023        GTT Communications AS3257
remarks:        045        Telecom Italia Sparkle AS6762
remarks:        073        GTT Communications AS286
remarks:        169        Cogent AS174
remarks:        177        Telxius Cable AS12956
remarks:        177        Telefonica Germany GmbH AS6805
remarks:        190        Comcast AS7922
remarks:        191        Highwinds Network Group AS12989
remarks:        300        All other peers
remarks:        ------------------------------------------------------
remarks:
remarks:        AS5400 is matching RPKI validation state and reject
remarks:        invalid prefixes from peers and customers.
remarks:
remarks:        Our looking-glass marks validation state for all
remarks:        prefixes : http://www.bt.net/looking-glass.html
remarks:
remarks:        Please review your registered ROAs to reduce number
remarks:        of invalid prefixes.
remarks:
remarks:        ------------------------------------------------------
mnt-by:         CIP-MNT
created:        2002-08-29T09:47:11Z
last-modified:  2026-03-18T06:09:10Z
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:        ****************************




--- ARIN Whois ---


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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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No match found for a AS5400.


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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