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AS2856, British Telecommunications PLC

ASN:
Corrections?
AS2856 (BT-UK-AS)
Country:
GB - Britain (UK) (Europe)
Type:
Internet service provider
 
Org.:
British Telecommunications PLC logo British Telecommunications PLC
https://www.bt.net  Peering policy  https://www.bt.com  @PeeringDB 
 
Stats:
Peers
242
IX'es
2
Prefixes
399
Sub
prefixes
22
IPv4
14M
IPv6
1.1^31
Eyeballs
~17M
Bot traffic
8%
 
Associations:
AS2856 / British Telecommunications PLC has operational ties with 3 other ASN's (see associated ASN's).
 
About:
British Telecommunications PLC, commonly known as BT, is a British multinational telecommunications company headquartered in London, England. It is the largest provider of fixed-line, broadband, and mobile telecommunications services in the United Kingdom.
 
Contact:
British Telecommunications PLC
PP1, Floor1, Orion, Adastral Park, Martlesham Heath
IP5 3RE
Ipswich
UNITED KINGDOM
GB

+44 (0)20 7356 5000

abuse@bt.com

 
 

Statistics

Continent
Peers
Prefixes
North America
60
19
South America
-
-
Europe
169
372
Africa
-
2
Asia
11
6
Oceania
1
-
Antartica
-
-
Unknown
1
-
In total
242
399
 

History

Date
Peers
Prefixes
2026-02-14
-1
-
2026-02-20
+2
-4
2026-02-23
+4
-
2026-02-26
-5
-
2026-03-04
+3
-
Current
242
399
14M
1.1^31
- - show more (+82 entries) - -
 

Peers

ASN
Organization
Peers
AS137409
GSL Networks Pty LTD
4,302
AS42473
Anexia Cloud Solutions GmbH
906
AS35350
UCB Pharma S.A.
7
AS206051
ARAMARK N.V
3
AS48185
team.blue NV
1,151
AS12576
EE Limited
3
AS30844
Liquid Telecommunications Ltd
1,092
AS56595
Fluency Communications Ltd
114
AS25050
VOCALINK LTD
2
AS210988
London Borough Of Hammersmith & Fulham
1
AS47113
Suffolk Life Pensions Limited
2
- - show more (+231 entries) - -
 

 Internet eXchange (IX) connections

Country
IX name
Members
Britain (UK)
LINX LON1
804
Britain (UK)
LINX LON2
308
 

 Announced prefixes

ASN
Announced prefix
Description
AS2856
5.35.192.0/21
Lunarnaut, LLC
AS2856
5.80.0.0/15
BT Public Internet Service
AS2856
• 5.81.0.0/16
BT Infrastructure Layer
AS2856
15.145.20.0/22
British Telecommunications PLC
AS2856
31.48.0.0/13
BT Public Internet Service
AS2856
31.64.0.0/12
EE Limited
AS2856
31.90.0.0/15
British Telecommunications PLC
AS2856
31.92.0.0/15
EE Mobile
AS2856
31.94.0.0/16
EE Limited
AS2856
31.96.0.0/16
British Telecommunications PLC
AS2856
31.100.0.0/14
EE Limited
- - show more (+388 entries) - -
 

Log

000+000
  • Parse input (ASN)
000+000
  • Search database for 'AS2856'
002+002
  • 1 ASN's found
002+000
  • Done
002+000
  • Load details of AS2856
005+003
  • Last update of ASN: 2026-03-04 08:21 UTC
287+282
  • 399 prefixes found
522+236
  • 242 peers found
529+007
  • 2 IX members found (5 connections)
553+024
  • Statistics loaded
554+001
  • 4 links loaded, 4 verified
561+007
  • 87 historical items loaded
567+006
  • 4 associated ASN's found
567+000
  • Done
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