AS51964 57.68.16.0/20 CIDR and IP Range Summary.ASN: 51964 - Orange Business Services U.S. Inc.Host Count: 4094Addressable IPs: 409657.68.16.0/2457.68.17.0/2457.68.18.0/2457.68.19.0/2457.68.20.0/2457.68.21.0/2457.68.22.0/2457.68.23.0/2457.68.24.0/2457.68.25.0/2457.68.26.0/2457.68.27.0/2457.68.28.0/2457.68.29.0/2457.68.30.0/2457.68.31.0/24