AS3356 64.194.72.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 204864.194.72.0/2464.194.73.0/2464.194.74.0/2464.194.75.0/2464.194.76.0/2464.194.77.0/2464.194.78.0/2464.194.79.0/24