AS19855 64.138.141.40/29 CIDR and IP Range Summary.ASN: 19855 - Masergy Communications Inc.Host Count: 6Addressable IPs: 8 64.138.141.4164.138.141.4264.138.141.4364.138.141.4464.138.141.4564.138.141.4664.138.141.4764.138.141.48