AS3356 216.22.88.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 2048216.22.88.0/24216.22.89.0/24216.22.90.0/24216.22.91.0/24216.22.92.0/24216.22.93.0/24216.22.94.0/24216.22.95.0/24