AS27516 64.28.176.0/20 CIDR and IP Range Summary.ASN: 27516 - Vital I/O Inc.Host Count: 4094Addressable IPs: 409664.28.176.0/2464.28.177.0/2464.28.178.0/2464.28.179.0/2464.28.180.0/2464.28.181.0/2464.28.182.0/2464.28.183.0/2464.28.184.0/2464.28.185.0/2464.28.186.0/2464.28.187.0/2464.28.188.0/2464.28.189.0/2464.28.190.0/2464.28.191.0/24