AS1 8.12.168.0/21 CIDR and IP Range Summary.ASN: 1 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 20488.12.168.0/248.12.169.0/248.12.170.0/248.12.171.0/248.12.172.0/248.12.173.0/248.12.174.0/248.12.175.0/24