AS198972 109.72.144.0/21 CIDR and IP Range Summary.ASN: 198972 - Tangram Canada IncHost Count: 2046Addressable IPs: 2048109.72.144.0/24109.72.145.0/24109.72.146.0/24109.72.147.0/24109.72.148.0/24109.72.149.0/24109.72.150.0/24109.72.151.0/24