AS393640 216.71.168.0/21 CIDR and IP Range Summary.ASN: 393640 - Otava LLCHost Count: 2046Addressable IPs: 2048216.71.168.0/24216.71.169.0/24216.71.170.0/24216.71.171.0/24216.71.172.0/24216.71.173.0/24216.71.174.0/24216.71.175.0/24