AS19878 208.91.224.0/21 CIDR and IP Range Summary.ASN: 19878 - Medimpact Healthcare Systems Inc.Host Count: 2046Addressable IPs: 2048208.91.224.0/24208.91.225.0/24208.91.226.0/24208.91.227.0/24208.91.228.0/24208.91.229.0/24208.91.230.0/24208.91.231.0/24