AS37027 45.221.72.0/21 CIDR and IP Range Summary.ASN: 37027 - SIMBANET-ASHost Count: 2046Addressable IPs: 204845.221.72.0/2445.221.73.0/2445.221.74.0/2445.221.75.0/2445.221.76.0/2445.221.77.0/2445.221.78.0/2445.221.79.0/24