AS51964 57.83.160.0/20 CIDR and IP Range Summary.ASN: 51964 - Orange Business Services U.S. Inc.Host Count: 4094Addressable IPs: 409657.83.160.0/2457.83.161.0/2457.83.162.0/2457.83.163.0/2457.83.164.0/2457.83.165.0/2457.83.166.0/2457.83.167.0/2457.83.168.0/2457.83.169.0/2457.83.170.0/2457.83.171.0/2457.83.172.0/2457.83.173.0/2457.83.174.0/2457.83.175.0/24