AS2856 - British Telecommunications PLC


Detailed information about the Autonomous System AS2856:

API Url https://api.ipapi.is/?q=AS2856
Status Active
Organization British Telecommunications PLC
Description BT-UK-AS BTnet UK Regional network, GB
Website www.bt.com
Type isp
Abuse E-Mail abuse@bt.com
Whois https://api.ipapi.is/?whois=AS2856
Created -
Updated -
Country GB

IPv4 Prefixes

Currently, there are 259 IPv4 prefixes for AS2856 - British Telecommunications PLC in the database. This amounts to 16,555,264 IPv4 addresses that are hosted on this ASN.

5.80.0.0/15
5.81.0.0/16
5.133.124.0/22
5.181.136.0/22
15.145.20.0/22
31.48.0.0/13
31.84.0.0/15
31.90.0.0/15
31.92.0.0/15
31.94.0.0/16
31.96.0.0/16
31.104.0.0/16
31.112.0.0/14
31.117.0.0/16
31.118.0.0/16
31.119.0.0/16
31.120.0.0/16
31.121.0.0/16
31.126.0.0/15
31.130.240.0/23
37.97.112.0/22
45.157.3.0/24
46.68.66.0/24
46.248.96.0/22
46.248.102.0/23
46.248.104.0/23
46.248.108.0/22
46.248.124.0/23
46.248.126.0/23
51.14.0.0/16
51.230.0.0/20
51.230.16.0/20
51.230.32.0/20
51.230.48.0/20
51.230.64.0/20
51.230.80.0/20
51.230.96.0/20
51.230.112.0/20
51.230.255.0/24
62.6.0.0/16
62.7.0.0/16
62.172.0.0/16
62.239.0.0/16
77.94.224.0/24
77.94.225.0/24
81.128.0.0/11
81.128.0.0/12
81.161.52.0/22
82.136.54.0/23
83.138.19.0/24
84.23.0.0/19
85.88.224.0/20
85.88.240.0/23
85.116.2.0/23
85.116.4.0/23
85.116.11.0/24
85.235.123.0/24
86.128.0.0/10
86.128.0.0/11
86.128.0.0/12
89.28.185.0/24
89.28.186.0/24
89.28.187.0/24
89.145.172.0/23
91.90.125.0/24
91.90.127.0/24
91.102.189.0/24
91.102.190.0/24
91.102.191.0/24
91.142.128.0/24
91.227.78.0/24
91.230.16.0/24
91.230.40.0/24
91.236.216.0/23
91.241.0.0/23
94.72.248.0/21
94.125.16.0/24
94.125.17.0/24
94.125.18.0/24
94.125.19.0/24
94.232.100.0/22
109.144.0.0/12
109.205.158.0/24
116.66.140.0/22
132.146.0.0/16
132.153.3.0/24
132.153.244.0/24
132.153.245.0/24
132.153.246.0/24
132.153.247.0/24
132.153.248.0/24
132.153.249.0/24
132.153.250.0/24
132.153.251.0/24
132.153.252.0/24
132.153.253.0/24
132.153.254.0/24
138.108.94.0/24
142.205.161.0/24
142.205.162.0/23
144.87.0.0/20
144.87.0.0/21
144.87.16.0/20
144.87.16.0/21
144.87.16.0/22
144.87.24.0/21
144.87.24.0/22
144.87.28.0/22
144.87.128.0/17
144.87.128.0/18
144.177.74.0/23
147.78.68.0/22
147.148.0.0/14
147.152.0.0/16
147.189.68.0/22
147.189.76.0/22
148.252.3.0/24
148.252.7.0/24
148.253.220.0/23
149.117.130.0/24
149.223.0.0/16
152.114.195.0/24
152.114.196.0/24
152.114.201.0/24
152.114.204.0/23
152.114.206.0/23
152.114.208.0/24
152.114.209.0/24
152.114.210.0/24
152.114.220.0/23
152.114.222.0/23
156.146.3.0/24
157.236.254.0/23
157.236.254.0/24
157.236.255.0/24
159.180.96.0/19
159.197.13.0/24
159.197.44.0/24
159.197.45.0/24
159.253.66.0/23
163.5.37.0/24
163.5.67.0/24
163.5.98.0/24
163.5.115.0/24
163.5.122.0/24
163.5.208.0/24
163.5.217.0/24
163.5.222.0/24
163.5.249.0/24
164.38.134.0/24
164.38.148.0/24
164.38.149.0/24
164.38.156.0/24
165.120.0.0/16
178.78.106.0/23
178.78.108.0/22
178.78.112.0/21
178.78.120.0/21
178.212.56.0/23
185.68.200.0/22
185.90.32.0/22
185.119.110.0/24
185.128.205.0/24
185.149.6.0/24
185.156.48.0/24
185.177.64.0/23
188.172.160.0/21
188.172.168.0/21
192.8.112.0/24
192.53.46.0/24
192.65.219.0/24
192.65.221.0/24
192.65.222.0/24
192.65.223.0/24
192.65.224.0/24
192.65.225.0/24
192.65.226.0/24
192.65.227.0/24
192.65.228.0/24
192.152.14.0/24
192.189.160.0/24
193.23.32.0/24
193.28.232.0/24
193.32.39.0/24
193.32.46.0/24
193.32.48.0/24
193.32.254.0/24
193.33.199.0/24
193.35.158.0/23
193.35.160.0/23
193.35.197.0/24
193.35.220.0/22
193.36.80.0/24
193.36.240.0/24
193.36.243.0/24
193.36.253.0/24
193.37.142.0/24
193.37.160.0/20
193.38.192.0/22
193.38.192.0/23
193.38.194.0/23
193.39.141.0/24
193.84.142.0/24
193.113.0.0/16
193.138.107.0/24
193.187.140.0/22
193.195.138.0/24
194.36.23.0/24
194.36.68.0/24
194.36.135.0/24
194.36.216.0/22
194.59.188.0/24
194.60.136.0/24
194.60.137.0/24
194.60.138.0/24
194.60.139.0/24
194.70.94.0/24
194.72.0.0/14
194.102.0.0/19
194.132.24.0/24
194.132.25.0/24
194.155.58.0/24
194.169.32.0/21
194.189.44.0/24
194.227.72.0/24
194.227.73.0/24
194.227.120.0/24
194.246.78.0/24
195.35.123.0/24
195.99.0.0/16
195.104.240.0/24
195.130.3.0/24
195.130.6.0/24
195.130.11.0/24
195.130.12.0/24
195.171.0.0/16
195.182.62.0/24
195.218.32.0/19
198.232.43.0/24
204.28.27.0/24
205.239.40.0/23
205.239.42.0/24
206.193.176.0/24
212.82.0.0/19
212.140.0.0/16
212.148.1.0/24
213.1.0.0/16
213.120.0.0/14
213.190.16.0/23
213.190.18.0/23
213.205.208.0/20
213.230.234.0/23
213.230.236.0/23
213.249.188.0/22
216.120.189.0/24
217.15.67.0/24
217.31.9.0/24
217.31.10.0/23
217.32.0.0/12

IPv6 Prefixes

Currently, there are 4 IPv6 prefixes for AS2856 - British Telecommunications PLC in the database. This amounts to 10,141,208,428,603,294,000,000,000,000,000 IPv6 addresses that are hosted on this ASN.

2001:4878:c259::/48
2a00:2380::/25
2a01:4c8:f401::/48
2a03:1e82:90ff::/48

Raw WHOIS Record - AS2856 - British Telecommunications PLC

as-block:       AS2830 - AS2879
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:18Z
last-modified:  2018-11-22T15:27:18Z
source:         RIPE



aut-num:        AS2856
as-name:        BT-UK-AS
descr:          BTnet UK Regional network
org:            ORG-BPIS1-RIPE
mp-import:      from AS5400 action pref=10; accept AS-BT-EU
mp-import:      from AS5400 action pref=14; accept ANY
mp-export:      to AS-ANY announce AS-BTGB
mp-import:      from AS702 action pref=11; accept AS702:RS-UK
mp-import:      from AS714 action pref=11; accept AS714
mp-import:      from AS786 action pref=11; accept AS-JANETPLUS
mp-import:      afi ipv4.unicast from AS1248 action pref=11; accept AS-HERE
mp-import:      afi ipv4.unicast from AS1267 action pref=11; accept AS-INFOSTRADA
mp-import:      from AS2119 action pref=11; accept AS-TELENOR
mp-import:      afi ipv4.unicast from AS2529 action pref=11; accept AS2529
mp-import:      from AS2818 action pref=11; accept AS-BBC
mp-import:      from AS2906 action pref=11; accept AS2906
mp-import:      from AS3223 action pref=11; accept AS3223
mp-import:      from AS3303 action pref=11; accept AS-SWCMGLOBAL
mp-import:      from AS4766 action pref=11; accept AS4766
mp-import:      afi ipv4.unicast from AS4788 action pref=11; accept AS4788
mp-import:      afi ipv4.unicast from AS5089 action pref=11; accept AS-NTLI
mp-import:      from AS5413 action pref=11; accept AS5413
mp-import:      from AS5459 action pref=11; accept AS-LINX
mp-import:      afi ipv4.unicast from AS5466 action pref=11; accept AS-EIRCOM
mp-import:      afi ipv4.unicast from AS5503 action pref=11; accept AS-RMIFL
mp-import:      afi ipv4.unicast from AS5588 action pref=11; accept AS-GTS-CE;
mp-import:      from AS5607 action pref=11; accept AS5607
mp-import:      afi ipv4.unicast from AS5631 action pref=11; accept AS-LUMINET
mp-import:      from AS6461 action pref=11; accept AS6461
mp-import:      from AS6667 action pref=11; accept AS-EUNETIP
mp-import:      afi ipv4.unicast from AS6677 action pref=11; accept AS-ICENET-RIX
mp-import:      afi ipv4.unicast from AS6730 action pref=11; accept AS-GLOBAL
mp-import:      afi ipv4.unicast from AS6774 action pref=11; accept AS6774:AS-BICS-TRANSIT
mp-import:      from AS6908 action pref=11; accept AS6908
mp-import:      afi ipv4.unicast from AS7342 action pref=11; accept AS7342
mp-import:      from AS8075 action pref=11; accept AS8075
mp-import:      from AS8220 action pref=11; accept AS8220
mp-import:      afi ipv4.unicast from AS8359 action pref=11; accept AS-MTU
mp-import:      afi ipv6.unicast from AS8359 action pref=11; accept AS-MTU-V6
mp-import:      from AS8403 action pref=11; accept AS8403
mp-import:      from AS8426 action pref=11; accept AS-CLARANET
mp-import:      from AS8468 action pref=11; accept AS8468
mp-import:      from AS8551 action pref=11; accept AS-BEZEQINT
mp-import:      afi ipv4.unicast from AS8553 action pref=11; accept AS-AVENSYS
mp-import:      from AS8560 action pref=11; accept AS8560
mp-import:      afi ipv4.unicast from AS8607 action pref=11; accept AS-ATLAS
mp-import:      afi ipv4.unicast from AS8657 action pref=11; accept AS-CPRM
mp-import:      from AS8757 action pref=11; accept AS8757
mp-import:      from AS8781 action pref=11; accept AS-QTEL-SET
mp-import:      afi ipv4.unicast from AS8897 action pref=11; accept AS-KCOMSPN
mp-import:      from AS8902 action pref=11; accept AS8902
mp-import:      afi ipv4.unicast from AS8966 action pref=11; accept AS-EMIX
mp-import:      from AS9002 action pref