AS2856 217.45.128.0/17 CIDR and IP Range Summary.ASN: 2856 - British Telecommunications PLCHost Count: 32766Addressable IPs: 32768217.45.128.0/24217.45.129.0/24217.45.130.0/24217.45.131.0/24217.45.132.0/24217.45.133.0/24217.45.134.0/24217.45.135.0/24217.45.136.0/24217.45.137.0/24217.45.138.0/24217.45.139.0/24217.45.140.0/24217.45.141.0/24217.45.142.0/24217.45.143.0/24217.45.144.0/24217.45.145.0/24217.45.146.0/24217.45.147.0/24217.45.148.0/24217.45.149.0/24217.45.150.0/24217.45.151.0/24217.45.152.0/24217.45.153.0/24217.45.154.0/24217.45.155.0/24217.45.156.0/24217.45.157.0/24217.45.158.0/24217.45.159.0/24217.45.160.0/24217.45.161.0/24217.45.162.0/24217.45.163.0/24217.45.164.0/24217.45.165.0/24217.45.166.0/24217.45.167.0/24217.45.168.0/24217.45.169.0/24217.45.170.0/24217.45.171.0/24217.45.172.0/24217.45.173.0/24217.45.174.0/24217.45.175.0/24217.45.176.0/24217.45.177.0/24217.45.178.0/24217.45.179.0/24217.45.180.0/24217.45.181.0/24217.45.182.0/24217.45.183.0/24217.45.184.0/24217.45.185.0/24217.45.186.0/24217.45.187.0/24217.45.188.0/24217.45.189.0/24217.45.190.0/24217.45.191.0/24217.45.192.0/24217.45.193.0/24217.45.194.0/24217.45.195.0/24217.45.196.0/24217.45.197.0/24217.45.198.0/24217.45.199.0/24217.45.200.0/24217.45.201.0/24217.45.202.0/24217.45.203.0/24217.45.204.0/24217.45.205.0/24217.45.206.0/24217.45.207.0/24217.45.208.0/24217.45.209.0/24217.45.210.0/24217.45.211.0/24217.45.212.0/24217.45.213.0/24217.45.214.0/24217.45.215.0/24217.45.216.0/24217.45.217.0/24217.45.218.0/24217.45.219.0/24217.45.220.0/24217.45.221.0/24217.45.222.0/24217.45.223.0/24217.45.224.0/24217.45.225.0/24217.45.226.0/24217.45.227.0/24217.45.228.0/24217.45.229.0/24217.45.230.0/24217.45.231.0/24217.45.232.0/24217.45.233.0/24217.45.234.0/24217.45.235.0/24217.45.236.0/24217.45.237.0/24217.45.238.0/24217.45.239.0/24217.45.240.0/24217.45.241.0/24217.45.242.0/24217.45.243.0/24217.45.244.0/24217.45.245.0/24217.45.246.0/24217.45.247.0/24217.45.248.0/24217.45.249.0/24217.45.250.0/24217.45.251.0/24217.45.252.0/24217.45.253.0/24217.45.254.0/24217.45.255.0/24