AS2856 109.144.0.0/12 CIDR and IP Range Summary.ASN: 2856 - British Telecommunications PLCHost Count: 1048574Addressable IPs: 1048576109.144.0.0/16109.145.0.0/16109.146.0.0/16109.147.0.0/16109.148.0.0/16109.149.0.0/16109.150.0.0/16109.151.0.0/16109.152.0.0/16109.153.0.0/16109.154.0.0/16109.155.0.0/16109.156.0.0/16109.157.0.0/16109.158.0.0/16109.159.0.0/16