AS12660 81.31.160.0/19 CIDR and IP Range Summary.ASN: 12660 - Sharif University of TechnologyHost Count: 8190Addressable IPs: 819281.31.160.0/2481.31.161.0/2481.31.162.0/2481.31.163.0/2481.31.164.0/2481.31.165.0/2481.31.166.0/2481.31.167.0/2481.31.168.0/2481.31.169.0/2481.31.170.0/2481.31.171.0/2481.31.172.0/2481.31.173.0/2481.31.174.0/2481.31.175.0/2481.31.176.0/2481.31.177.0/2481.31.178.0/2481.31.179.0/2481.31.180.0/2481.31.181.0/2481.31.182.0/2481.31.183.0/2481.31.184.0/2481.31.185.0/2481.31.186.0/2481.31.187.0/2481.31.188.0/2481.31.189.0/2481.31.190.0/2481.31.191.0/24