AS13205 78.109.0.0/20 CIDR and IP Range Summary.ASN: 13205 - British Telecommunications PLCHost Count: 4094Addressable IPs: 409678.109.0.0/2478.109.1.0/2478.109.2.0/2478.109.3.0/2478.109.4.0/2478.109.5.0/2478.109.6.0/2478.109.7.0/2478.109.8.0/2478.109.9.0/2478.109.10.0/2478.109.11.0/2478.109.12.0/2478.109.13.0/2478.109.14.0/2478.109.15.0/24