AS12660 2.189.80.0/21 CIDR and IP Range Summary.ASN: 12660 - Sharif University of TechnologyHost Count: 2046Addressable IPs: 20482.189.80.0/242.189.81.0/242.189.82.0/242.189.83.0/242.189.84.0/242.189.85.0/242.189.86.0/242.189.87.0/24