AS3356 8.47.72.0/21 CIDR and IP Range Summary.ASN: 3356 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 20488.47.72.0/248.47.73.0/248.47.74.0/248.47.75.0/248.47.76.0/248.47.77.0/248.47.78.0/248.47.79.0/24