AS1958 153.72.224.0/20 CIDR and IP Range Summary.ASN: 1958 - NCR CorporationHost Count: 4094Addressable IPs: 4096153.72.224.0/24153.72.225.0/24153.72.226.0/24153.72.227.0/24153.72.228.0/24153.72.229.0/24153.72.230.0/24153.72.231.0/24153.72.232.0/24153.72.233.0/24153.72.234.0/24153.72.235.0/24153.72.236.0/24153.72.237.0/24153.72.238.0/24153.72.239.0/24