AS51964 57.83.0.0/20 CIDR and IP Range Summary.ASN: 51964 - Orange Business Services U.S. Inc.Host Count: 4094Addressable IPs: 409657.83.0.0/2457.83.1.0/2457.83.2.0/2457.83.3.0/2457.83.4.0/2457.83.5.0/2457.83.6.0/2457.83.7.0/2457.83.8.0/2457.83.9.0/2457.83.10.0/2457.83.11.0/2457.83.12.0/2457.83.13.0/2457.83.14.0/2457.83.15.0/24