AS3300 63.250.128.0/18 CIDR and IP Range Summary.ASN: 3300 - British Telecommunications PLCHost Count: 16382Addressable IPs: 1638463.250.128.0/2463.250.129.0/2463.250.130.0/2463.250.131.0/2463.250.132.0/2463.250.133.0/2463.250.134.0/2463.250.135.0/2463.250.136.0/2463.250.137.0/2463.250.138.0/2463.250.139.0/2463.250.140.0/2463.250.141.0/2463.250.142.0/2463.250.143.0/2463.250.144.0/2463.250.145.0/2463.250.146.0/2463.250.147.0/2463.250.148.0/2463.250.149.0/2463.250.150.0/2463.250.151.0/2463.250.152.0/2463.250.153.0/2463.250.154.0/2463.250.155.0/2463.250.156.0/2463.250.157.0/2463.250.158.0/2463.250.159.0/2463.250.160.0/2463.250.161.0/2463.250.162.0/2463.250.163.0/2463.250.164.0/2463.250.165.0/2463.250.166.0/2463.250.167.0/2463.250.168.0/2463.250.169.0/2463.250.170.0/2463.250.171.0/2463.250.172.0/2463.250.173.0/2463.250.174.0/2463.250.175.0/2463.250.176.0/2463.250.177.0/2463.250.178.0/2463.250.179.0/2463.250.180.0/2463.250.181.0/2463.250.182.0/2463.250.183.0/2463.250.184.0/2463.250.185.0/2463.250.186.0/2463.250.187.0/2463.250.188.0/2463.250.189.0/2463.250.190.0/2463.250.191.0/24