AS3356 216.158.160.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 2048216.158.160.0/24216.158.161.0/24216.158.162.0/24216.158.163.0/24216.158.164.0/24216.158.165.0/24216.158.166.0/24216.158.167.0/24