AS3356 64.140.16.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 204864.140.16.0/2464.140.17.0/2464.140.18.0/2464.140.19.0/2464.140.20.0/2464.140.21.0/2464.140.22.0/2464.140.23.0/24