AS19693 157.238.136.0/21 CIDR and IP Range Summary.ASN: 19693 - Centrilogic Inc.Host Count: 2046Addressable IPs: 2048157.238.136.0/24157.238.137.0/24157.238.138.0/24157.238.139.0/24157.238.140.0/24157.238.141.0/24157.238.142.0/24157.238.143.0/24