AS2159 192.57.152.0/21 CIDR and IP Range Summary.ASN: 2159 - Hewlett-Packard CompanyHost Count: 2046Addressable IPs: 2048192.57.152.0/24192.57.153.0/24192.57.154.0/24192.57.155.0/24192.57.156.0/24192.57.157.0/24192.57.158.0/24192.57.159.0/24