AS3356 216.55.96.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 2048216.55.96.0/24216.55.97.0/24216.55.98.0/24216.55.99.0/24216.55.100.0/24216.55.101.0/24216.55.102.0/24216.55.103.0/24