British Telecommunications PLC

AS 2856 BT-UK-AS BTnet UK Regional network

British Telecommunications PLC

AS 2856 BT-UK-AS BTnet UK Regional network


Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

  11,082,496 IP addresses

  Network
ASN2856
NameBT-UK-AS BTnet UK Regional network
OrganizationBritish Telecommunications PLC
CountryUnited Kingdom  
RegistryRIPE NCC


  Details
IPv4 addresses11,082,496
IPv6 /64 networks1.14 x 239
Prefixes366


  Other ASN allocated to British Telecommunications PLC


  Prefixes for AS2856
IPv4 addresses - showing the first 20 of 360 networks
Network Location Addresses
Servcorp   Paris 256
BT Public Internet Service   Edgware (Colindale) 1,048,576
Kijomainit   Shepway 256
Cognizant   Henstridge (India Cottage) 1,024
Btl   York 65,536
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe-Swan   Aldermaston 256
Awe   Aldermaston 256
A.C. Nielsen Company   Schaumburg 256
Lloyds Banking Group PLC   London 512
Lloyds Banking Group PLC   London 512

IPv6 addresses
Network Location /64 Prefixes
Kier Limited   Tempsford 216
Bt Uk   York 239
Velocix   Milton 231
Uk-Sasglcom   Colgate 232
Juniper Networks International B.V   Schiphol-Rijk 235
C01N Ltd   Cobham 235