AS109 192.135.240.0/21 CIDR and IP Range Summary.ASN: 109 - Cisco Systems Inc.Host Count: 2046Addressable IPs: 2048192.135.240.0/24192.135.241.0/24192.135.242.0/24192.135.243.0/24192.135.244.0/24192.135.245.0/24192.135.246.0/24192.135.247.0/24