AS51964 164.43.144.0/20 CIDR and IP Range Summary.ASN: 51964 - Orange Business Services U.S. Inc.Host Count: 4094Addressable IPs: 4096164.43.144.0/24164.43.145.0/24164.43.146.0/24164.43.147.0/24164.43.148.0/24164.43.149.0/24164.43.150.0/24164.43.151.0/24164.43.152.0/24164.43.153.0/24164.43.154.0/24164.43.155.0/24164.43.156.0/24164.43.157.0/24164.43.158.0/24164.43.159.0/24