AS5400 212.162.192.0/21 CIDR and IP Range Summary.ASN: 5400 - British Telecommunications PLCHost Count: 2046Addressable IPs: 2048212.162.192.0/24212.162.193.0/24212.162.194.0/24212.162.195.0/24212.162.196.0/24212.162.197.0/24212.162.198.0/24212.162.199.0/24