AS1 8.247.56.0/21 CIDR and IP Range Summary.ASN: 1 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 20488.247.56.0/248.247.57.0/248.247.58.0/248.247.59.0/248.247.60.0/248.247.61.0/248.247.62.0/248.247.63.0/24