AS19994 50.57.176.0/20 CIDR and IP Range Summary.ASN: 19994 - Rackspace HostingHost Count: 4094Addressable IPs: 409650.57.176.0/2450.57.177.0/2450.57.178.0/2450.57.179.0/2450.57.180.0/2450.57.181.0/2450.57.182.0/2450.57.183.0/2450.57.184.0/2450.57.185.0/2450.57.186.0/2450.57.187.0/2450.57.188.0/2450.57.189.0/2450.57.190.0/2450.57.191.0/24