AS19504 216.122.152.0/21 CIDR and IP Range Summary.ASN: 19504 - WTC Communications Inc.Host Count: 2046Addressable IPs: 2048216.122.152.0/24216.122.153.0/24216.122.154.0/24216.122.155.0/24216.122.156.0/24216.122.157.0/24216.122.158.0/24216.122.159.0/24