Autonomous System 2856 |
| AS name | BT-UK-AS |
| Reg. date | 1993-12-22 |
| Organization |
BTnet UK Regional network |
| ID | ORG-BPIS1-RIPE |
| Country | GB, United Kingdom |
| RIR | RIPE NCC |
| prefix count | 205 |
| unique ip count | 11.171.584 |
| ipv4 peers |
201 |
| Autonomous system 2856 (BT-UK-AS) is delegated
to organization BTnet UK Regional network with ID ORG-BPIS1-RIPE
by global register RIPE NCC. Organization is placed
in GB, United Kingdom.
All Autonomous systems in
GB, United Kingdom can be found here.
All registered ipv4 network blocks and autonomous systems
for organization ORG-BPIS1-RIPE can be found here.
Number of announced originated prefixes for autonomous system 2856:
205. Number of announced unique ipv4 addresses: 11.171.584.
BGP upstreams and clients of autonomous system 2856
can be found here.
List of announced originated prefixes of AS2856 is placed below.
|
|
Updated: 2020.10.22
Announced originated prefixes |
| N |
I |
prefix |
D |
start |
stop |
size |
| 1 |
|
5.80.0.0/15 |
|
5.80.0.0 |
5.81.255.255 | 131072 |
| 2 |
|
5.81.0.0/16 |
|
5.81.0.0 |
5.81.255.255 | 65536 |
| 3 |
|
5.181.136.0/22 |
|
5.181.136.0 |
5.181.139.255 | 1024 |
| 4 |
|
31.48.0.0/13 |
|
31.48.0.0 |
31.55.255.255 | 524288 |
| 5 |
|
31.120.0.0/16 |
|
31.120.0.0 |
31.120.255.255 | 65536 |
| 6 |
|
31.121.0.0/16 |
|
31.121.0.0 |
31.121.255.255 | 65536 |
| 7 |
|
51.14.0.0/16 |
|
51.14.0.0 |
51.14.255.255 | 65536 |
| 8 |
|
51.230.255.0/24 |
|
51.230.255.0 |
51.230.255.255 | 256 |
| 9 |
|
62.6.0.0/16 |
|
62.6.0.0 |
62.6.255.255 | 65536 |
| 10 |
|
62.7.0.0/16 |
|
62.7.0.0 |
62.7.255.255 | 65536 |
| 11 |
|
62.172.0.0/16 |
|
62.172.0.0 |
62.172.255.255 | 65536 |
| 12 |
|
62.239.0.0/16 |
|
62.239.0.0 |
62.239.255.255 | 65536 |
| 13 |
|
81.128.0.0/11 |
|
81.128.0.0 |
81.159.255.255 | 2097152 |
| 14 |
|
81.128.0.0/12 |
|
81.128.0.0 |
81.143.255.255 | 1048576 |
| 15 |
|
81.134.120.0/24 |
|
81.134.120.0 |
81.134.120.255 | 256 |
| 16 |
|
81.134.121.0/24 |
|
81.134.121.0 |
81.134.121.255 | 256 |
| 17 |
|
82.132.144.0/20 |
|
82.132.144.0 |
82.132.159.255 | 4096 |
| 18 |
|
82.132.188.0/22 |
|
82.132.188.0 |
82.132.191.255 | 1024 |
| 19 |
|
83.138.19.0/24 |
|
83.138.19.0 |
83.138.19.255 | 256 |
| 20 |
|
84.23.0.0/19 |
|
84.23.0.0 |
84.23.31.255 | 8192 |
| 21 |
|
85.88.224.0/20 |
|
85.88.224.0 |
85.88.239.255 | 4096 |
| 22 |
|
85.88.240.0/23 |
|
85.88.240.0 |
85.88.241.255 | 512 |
| 23 |
|
85.235.107.0/24 |
|
85.235.107.0 |
85.235.107.255 | 256 |
| 24 |
|
85.235.123.0/24 |
|
85.235.123.0 |
85.235.123.255 | 256 |
| 25 |
|
86.128.0.0/10 |
|
86.128.0.0 |
86.191.255.255 | 4194304 |
| 26 |
|
86.128.0.0/11 |
|
86.128.0.0 |
86.159.255.255 | 2097152 |
| 27 |
|
86.128.0.0/12 |
|
86.128.0.0 |
86.143.255.255 | 1048576 |
| 28 |
|
89.28.185.0/24 |
|
89.28.185.0 |
89.28.185.255 | 256 |
| 29 |
|
89.28.186.0/24 |
|
89.28.186.0 |
89.28.186.255 | 256 |
| 30 |
|
89.28.187.0/24 |
|
89.28.187.0 |
89.28.187.255 | 256 |
| 31 |
|
91.102.189.0/24 |
|
91.102.189.0 |
91.102.189.255 | 256 |
| 32 |
|
91.102.190.0/24 |
|
91.102.190.0 |
91.102.190.255 | 256 |
| 33 |
|
91.102.191.0/24 |
|
91.102.191.0 |
91.102.191.255 | 256 |
| 34 |
|
91.142.128.0/24 |
|
91.142.128.0 |
91.142.128.255 | 256 |
| 35 |
|
91.227.78.0/24 |
|
91.227.78.0 |
91.227.78.255 | 256 |
| 36 |
|
91.230.16.0/24 |
|
91.230.16.0 |
91.230.16.255 | 256 |
| 37 |
|
91.241.0.0/23 |
|
91.241.0.0 |
91.241.1.255 | 512 |
| 38 |
|
94.72.248.0/21 |
|
94.72.248.0 |
94.72.255.255 | 2048 |
| 39 |
|
94.125.16.0/24 |
|
94.125.16.0 |
94.125.16.255 | 256 |
| 40 |
|
94.125.17.0/24 |
|
94.125.17.0 |
94.125.17.255 | 256 |
| 41 |
|
94.125.18.0/24 |
|
94.125.18.0 |
94.125.18.255 | 256 |
| 42 |
|
94.125.19.0/24 |
|
94.125.19.0 |
94.125.19.255 | 256 |
| 43 |
|
103.91.117.0/24 |
|
103.91.117.0 |
103.91.117.255 | 256 |
| 44 |
|
109.144.0.0/12 |
|
109.144.0.0 |
109.159.255.255 | 1048576 |
| 45 |
|
109.205.158.0/24 |
|
109.205.158.0 |
109.205.158.255 | 256 |
| 46 |
|
116.66.140.0/22 |
|
116.66.140.0 |
116.66.143.255 | 1024 |
| 47 |
|
132.146.0.0/16 |
|
132.146.0.0 |
132.146.255.255 | 65536 |
| 48 |
|
132.153.3.0/24 |
|
132.153.3.0 |
132.153.3.255 | 256 |
| 49 |
|
132.153.244.0/24 |
|
132.153.244.0 |
132.153.244.255 | 256 |
| 50 |
|
132.153.245.0/24 |
|
132.153.245.0 |
132.153.245.255 | 256 |
| 51 |
|
132.153.246.0/24 |
|
132.153.246.0 |
132.153.246.255 | 256 |
| 52 |
|
132.153.247.0/24 |
|
132.153.247.0 |
132.153.247.255 | 256 |
| 53 |
|
132.153.248.0/24 |
|
132.153.248.0 |
132.153.248.255 | 256 |
| 54 |
|
132.153.249.0/24 |
|
132.153.249.0 |
132.153.249.255 | 256 |
| 55 |
|
132.153.250.0/24 |
|
132.153.250.0 |
132.153.250.255 | 256 |
| 56 |
|
132.153.251.0/24 |
|
132.153.251.0 |
132.153.251.255 | 256 |
| 57 |
|
132.153.252.0/24 |
|
132.153.252.0 |
132.153.252.255 | 256 |
| 58 |
|
132.153.253.0/24 |
|
132.153.253.0 |
132.153.253.255 | 256 |
| 59 |
|
132.153.254.0/24 |
|
132.153.254.0 |
132.153.254.255 | 256 |
| 60 |
|
138.108.94.0/24 |
|
138.108.94.0 |
138.108.94.255 | 256 |
| 61 |
|
141.92.8.0/22 |
|
141.92.8.0 |
141.92.11.255 | 1024 |
| 62 |
|
141.92.12.0/22 |
|
141.92.12.0 |
141.92.15.255 | 1024 |
| 63 |
|
142.205.161.0/24 |
|
142.205.161.0 |
142.205.161.255 | 256 |
| 64 |
|
142.205.162.0/23 |
|
142.205.162.0 |
142.205.163.255 | 512 |
| 65 |
|
144.87.0.0/20 |
|
144.87.0.0 |
144.87.15.255 | 4096 |
| 66 |
|
144.87.0.0/21 |
|
144.87.0.0 |
144.87.7.255 | 2048 |
| 67 |
|
144.87.16.0/20 |
|
144.87.16.0 |
144.87.31.255 | 4096 |
| 68 |
|
144.87.16.0/21 |
|
144.87.16.0 |
144.87.23.255 | 2048 |
| 69 |
|
144.87.24.0/21 |
|
144.87.24.0 |
144.87.31.255 | 2048 |
| 70 |
|
144.87.128.0/17 |
|
144.87.128.0 |
144.87.255.255 | 32768 |
| 71 |
|
144.87.128.0/18 |
|
144.87.128.0 |
144.87.191.255 | 16384 |
| 72 |
|
144.98.0.0/16 |
|
144.98.0.0 |
144.98.255.255 | 65536 |
| 73 |
|
144.98.98.0/24 |
|
144.98.98.0 |
144.98.98.255 | 256 |
| 74 |
|
144.98.144.0/24 |
|
144.98.144.0 |
144.98.144.255 | 256 |
| 75 |
|
144.177.74.0/23 |
|
144.177.74.0 |
144.177.75.255 | 512 |
| 76 |
|
146.174.170.0/23 |
|
146.174.170.0 |
146.174.171.255 | 512 |
| 77 |
|
147.148.0.0/14 |
|
147.148.0.0 |
147.151.255.255 | 262144 |
| 78 |
|
147.152.0.0/16 |
|
147.152.0.0 |
147.152.255.255 | 65536 |
| 79 |
|
147.182.214.0/24 |
|
147.182.214.0 |
147.182.214.255 | 256 |
| 80 |
|
147.189.68.0/22 |
|
147.189.68.0 |
147.189.71.255 | 1024 |
| 81 |
|
147.189.76.0/22 |
|
147.189.76.0 |
147.189.79.255 | 1024 |
| 82 |
|
148.252.3.0/24 |
|
148.252.3.0 |
148.252.3.255 | 256 |
| 83 |
|
148.252.5.0/24 |
|
148.252.5.0 |
148.252.5.255 | 256 |
| 84 |
|
148.252.7.0/24 |
|
148.252.7.0 |
148.252.7.255 | 256 |
| 85 |
|
148.253.4.0/22 |
|
148.253.4.0 |
148.253.7.255 | 1024 |
| 86 |
|
148.253.220.0/23 |
|
148.253.220.0 |
148.253.221.255 | 512 |
| 87 |
|
149.223.0.0/16 |
|
149.223.0.0 |
149.223.255.255 | 65536 |
| 88 |
|
155.136.198.0/23 |
|
155.136.198.0 |
155.136.199.255 | 512 |
| 89 |
|
155.136.224.0/22 |
|
155.136.224.0 |
155.136.227.255 | 1024 |
| 90 |
|
155.136.230.0/23 |
|
155.136.230.0 |
155.136.231.255 | 512 |
| 91 |
|
155.136.232.0/23 |
|
155.136.232.0 |
155.136.233.255 | 512 |
| 92 |
|
158.234.0.0/16 |
|
158.234.0.0 |
158.234.255.255 | 65536 |
| 93 |
|
159.10.208.0/22 |
|
159.10.208.0 |
159.10.211.255 | 1024 |
| 94 |
|
159.10.210.0/23 |
|
159.10.210.0 |
159.10.211.255 | 512 |
| 95 |
|
159.180.96.0/19 |
|
159.180.96.0 |
159.180.127.255 | 8192 |
| 96 |
|
159.197.13.0/24 |
|
159.197.13.0 |
159.197.13.255 | 256 |
| 97 |
|
159.197.44.0/24 |
|
159.197.44.0 |
159.197.44.255 | 256 |
| 98 |
|
159.197.45.0/24 |
|
159.197.45.0 |
159.197.45.255 | 256 |
| 99 |
|
159.253.66.0/23 |
|
159.253.66.0 |
159.253.67.255 | 512 |
| 100 |
|
161.163.177.0/24 |
|
161.163.177.0 |
161.163.177.255 | 256 |
| 101 |
|
164.38.133.0/24 |
|
164.38.133.0 |
164.38.133.255 | 256 |
| 102 |
|
164.38.148.0/24 |
|
164.38.148.0 |
164.38.148.255 | 256 |
| 103 |
|
164.38.149.0/24 |
|
164.38.149.0 |
164.38.149.255 | 256 |
| 104 |
|
165.120.0.0/16 |
|
165.120.0.0 |
165.120.255.255 | 65536 |
| 105 |
|
170.136.116.0/24 |
|
170.136.116.0 |
170.136.116.255 | 256 |
| 106 |
|
170.136.117.0/24 |
|
170.136.117.0 |
170.136.117.255 | 256 |
| 107 |
|
178.78.106.0/23 |
|
178.78.106.0 |
178.78.107.255 | 512 |
| 108 |
|
178.78.108.0/22 |
|
178.78.108.0 |
178.78.111.255 | 1024 |
| 109 |
|
178.78.112.0/21 |
|
178.78.112.0 |
178.78.119.255 | 2048 |
| 110 |
|
178.78.120.0/21 |
|
178.78.120.0 |
178.78.127.255 | 2048 |
| 111 |
|
185.68.200.0/22 |
|
185.68.200.0 |
185.68.203.255 | 1024 |
| 112 |
|
185.90.32.0/22 |
|
185.90.32.0 |
185.90.35.255 | 1024 |
| 113 |
|
185.119.110.0/24 |
|
185.119.110.0 |
185.119.110.255 | 256 |
| 114 |
|
185.128.205.0/24 |
|
185.128.205.0 |
185.128.205.255 | 256 |
| 115 |
|
185.144.148.0/22 |
|
185.144.148.0 |
185.144.151.255 | 1024 |
| 116 |
|
185.148.88.0/22 |
|
185.148.88.0 |
185.148.91.255 | 1024 |
| 117 |
|
185.156.48.0/24 |
|
185.156.48.0 |
185.156.48.255 | 256 |
| 118 |
|
185.157.103.0/24 |
|
185.157.103.0 |
185.157.103.255 | 256 |
| 119 |
|
185.192.164.0/22 |
|
185.192.164.0 |
185.192.167.255 | 1024 |
| 120 |
|
185.215.215.0/24 |
|
185.215.215.0 |
185.215.215.255 | 256 |
| 121 |
|
192.8.112.0/24 |
|
192.8.112.0 |
192.8.112.255 | 256 |
| 122 |
|
192.28.128.0/24 |
|
192.28.128.0 |
192.28.128.255 | 256 |
| 123 |
|
192.65.219.0/24 |
|
192.65.219.0 |
192.65.219.255 | 256 |
| 124 |
|
192.65.221.0/24 |
|
192.65.221.0 |
192.65.221.255 | 256 |
| 125 |
|
192.65.222.0/24 |
|
192.65.222.0 |
192.65.222.255 | 256 |
| 126 |
|
192.65.223.0/24 |
|
192.65.223.0 |
192.65.223.255 | 256 |
| 127 |
|
192.65.224.0/24 |
|
192.65.224.0 |
192.65.224.255 | 256 |
| 128 |
|
192.65.225.0/24 |
|
192.65.225.0 |
192.65.225.255 | 256 |
| 129 |
|
192.65.226.0/24 |
|
192.65.226.0 |
192.65.226.255 | 256 |
| 130 |
|
192.65.227.0/24 |
|
192.65.227.0 |
192.65.227.255 | 256 |
| 131 |
|
192.65.228.0/24 |
|
192.65.228.0 |
192.65.228.255 | 256 |
| 132 |
|
192.93.164.0/24 |
|
192.93.164.0 |
192.93.164.255 | 256 |
| 133 |
|
192.93.165.0/24 |
|
192.93.165.0 |
192.93.165.255 | 256 |
| 134 |
|
192.152.14.0/24 |
|
192.152.14.0 |
192.152.14.255 | 256 |
| 135 |
|
192.189.160.0/24 |
|
192.189.160.0 |
192.189.160.255 | 256 |
| 136 |
|
193.28.232.0/24 |
|
193.28.232.0 |
193.28.232.255 | 256 |
| 137 |
|
193.32.39.0/24 |
|
193.32.39.0 |
193.32.39.255 | 256 |
| 138 |
|
193.32.46.0/24 |
|
193.32.46.0 |
193.32.46.255 | 256 |
| 139 |
|
193.32.48.0/24 |
|
193.32.48.0 |
193.32.48.255 | 256 |
| 140 |
|
193.32.254.0/24 |
|
193.32.254.0 |
193.32.254.255 | 256 |
| 141 |
|
193.33.244.0/24 |
|
193.33.244.0 |
193.33.244.255 | 256 |
| 142 |
|
193.35.158.0/23 |
|
193.35.158.0 |
193.35.159.255 | 512 |
| 143 |
|
193.35.160.0/23 |
|
193.35.160.0 |
193.35.161.255 | 512 |
| 144 |
|
193.35.197.0/24 |
|
193.35.197.0 |
193.35.197.255 | 256 |
| 145 |
|
193.35.220.0/22 |
|
193.35.220.0 |
193.35.223.255 | 1024 |
| 146 |
|
193.35.220.0/24 |
|
193.35.220.0 |
193.35.220.255 | 256 |
| 147 |
|
193.36.240.0/24 |
|
193.36.240.0 |
193.36.240.255 | 256 |
| 148 |
|
193.36.243.0/24 |
|
193.36.243.0 |
193.36.243.255 | 256 |
| 149 |
|
193.36.253.0/24 |
|
193.36.253.0 |
193.36.253.255 | 256 |
| 150 |
|
193.37.142.0/24 |
|
193.37.142.0 |
193.37.142.255 | 256 |
| 151 |
|
193.38.192.0/19 |
|
193.38.192.0 |
193.38.223.255 | 8192 |
| 152 |
|
193.39.136.0/24 |
|
193.39.136.0 |
193.39.136.255 | 256 |
| 153 |
|
193.39.141.0/24 |
|
193.39.141.0 |
193.39.141.255 | 256 |
| 154 |
|
193.113.0.0/16 |
|
193.113.0.0 |
193.113.255.255 | 65536 |
| 155 |
|
193.138.107.0/24 |
|
193.138.107.0 |
193.138.107.255 | 256 |
| 156 |
|
193.195.138.0/24 |
|
193.195.138.0 |
193.195.138.255 | 256 |
| 157 |
|
194.0.239.0/24 |
|
194.0.239.0 |
194.0.239.255 | 256 |
| 158 |
|
194.32.162.0/24 |
|
194.32.162.0 |
194.32.162.255 | 256 |
| 159 |
|
194.34.56.0/24 |
|
194.34.56.0 |
194.34.56.255 | 256 |
| 160 |
|
194.34.205.0/24 |
|
194.34.205.0 |
194.34.205.255 | 256 |
| 161 |
|
194.34.209.0/24 |
|
194.34.209.0 |
194.34.209.255 | 256 |
| 162 |
|
194.34.210.0/24 |
|
194.34.210.0 |
194.34.210.255 | 256 |
| 163 |
|
194.34.211.0/24 |
|
194.34.211.0 |
194.34.211.255 | 256 |
| 164 |
|
194.34.223.0/24 |
|
194.34.223.0 |
194.34.223.255 | 256 |
| 165 |
|
194.36.23.0/24 |
|
194.36.23.0 |
194.36.23.255 | 256 |
| 166 |
|
194.36.68.0/24 |
|
194.36.68.0 |
194.36.68.255 | 256 |
| 167 |
|
194.36.135.0/24 |
|
194.36.135.0 |
194.36.135.255 | 256 |
| 168 |
|
194.36.216.0/22 |
|
194.36.216.0 |
194.36.219.255 | 1024 |
| 169 |
|
194.59.188.0/24 |
|
194.59.188.0 |
194.59.188.255 | 256 |
| 170 |
|
194.60.136.0/24 |
|
194.60.136.0 |
194.60.136.255 | 256 |
| 171 |
|
194.62.7.0/24 |
|
194.62.7.0 |
194.62.7.255 | 256 |
| 172 |
|
194.70.94.0/24 |
|
194.70.94.0 |
194.70.94.255 | 256 |
| 173 |
|
194.72.0.0/14 |
|
194.72.0.0 |
194.75.255.255 | 262144 |
| 174 |
|
194.93.227.0/24 |
|
194.93.227.0 |
194.93.227.255 | 256 |
| 175 |
|
194.102.0.0/19 |
|
194.102.0.0 |
194.102.31.255 | 8192 |
| 176 |
|
194.132.24.0/24 |
|
194.132.24.0 |
194.132.24.255 | 256 |
| 177 |
|
194.132.25.0/24 |
|
194.132.25.0 |
194.132.25.255 | 256 |
| 178 |
|
194.169.69.0/24 |
|
194.169.69.0 |
194.169.69.255 | 256 |
| 179 |
|
194.169.79.0/24 |
|
194.169.79.0 |
194.169.79.255 | 256 |
| 180 |
|
194.227.120.0/24 |
|
194.227.120.0 |
194.227.120.255 | 256 |
| 181 |
|
194.246.78.0/24 |
|
194.246.78.0 |
194.246.78.255 | 256 |
| 182 |
|
195.35.123.0/24 |
|
195.35.123.0 |
195.35.123.255 | 256 |
| 183 |
|
195.99.0.0/16 |
|
195.99.0.0 |
195.99.255.255 | 65536 |
| 184 |
|
195.104.240.0/24 |
|
195.104.240.0 |
195.104.240.255 | 256 |
| 185 |
|
195.130.3.0/24 |
|
195.130.3.0 |
195.130.3.255 | 256 |
| 186 |
|
195.130.6.0/24 |
|
195.130.6.0 |
195.130.6.255 | 256 |
| 187 |
|
195.171.0.0/16 |
|
195.171.0.0 |
195.171.255.255 | 65536 |
| 188 |
|
195.182.62.0/24 |
|
195.182.62.0 |
195.182.62.255 | 256 |
| 189 |
|
195.218.32.0/19 |
|
195.218.32.0 |
195.218.63.255 | 8192 |
| 190 |
|
198.232.43.0/24 |
|
198.232.43.0 |
198.232.43.255 | 256 |
| 191 |
|
204.28.27.0/24 |
|
204.28.27.0 |
204.28.27.255 | 256 |
| 192 |
|
206.193.176.0/24 |
|
206.193.176.0 |
206.193.176.255 | 256 |
| 193 |
|
212.70.68.0/23 |
|
212.70.68.0 |
212.70.69.255 | 512 |
| 194 |
|
212.70.70.0/23 |
|
212.70.70.0 |
212.70.71.255 | 512 |
| 195 |
|
212.82.0.0/19 |
|
212.82.0.0 |
212.82.31.255 | 8192 |
| 196 |
|
212.82.0.0/24 |
|
212.82.0.0 |
212.82.0.255 | 256 |
| 197 |
|
212.140.0.0/16 |
|
212.140.0.0 |
212.140.255.255 | 65536 |
| 198 |
|
212.148.1.0/24 |
|
212.148.1.0 |
212.148.1.255 | 256 |
| 199 |
|
213.1.0.0/16 |
|
213.1.0.0 |
213.1.255.255 | 65536 |
| 200 |
|
213.120.0.0/14 |
|
213.120.0.0 |
213.123.255.255 | 262144 |
| 201 |
|
213.190.16.0/23 |
|
213.190.16.0 |
213.190.17.255 | 512 |
| 202 |
|
213.190.18.0/23 |
|
213.190.18.0 |
213.190.19.255 | 512 |
| 203 |
|
213.249.188.0/22 |
|
213.249.188.0 |
213.249.191.255 | 1024 |
| 204 |
|
217.15.67.0/24 |
|
217.15.67.0 |
217.15.67.255 | 256 |
| 205 |
|
217.32.0.0/12 |
|
217.32.0.0 |
217.47.255.255 | 1048576 |
|
|
