AS2856 217.32.168.0/21 CIDR and IP Range Summary.ASN: 2856 - British Telecommunications PLCHost Count: 2046Addressable IPs: 2048217.32.168.0/24217.32.169.0/24217.32.170.0/24217.32.171.0/24217.32.172.0/24217.32.173.0/24217.32.174.0/24217.32.175.0/24