AS3356 64.192.72.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 204864.192.72.0/2464.192.73.0/2464.192.74.0/2464.192.75.0/2464.192.76.0/2464.192.77.0/2464.192.78.0/2464.192.79.0/24