AS1 8.2.120.0/21 CIDR and IP Range Summary.ASN: 1 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 20488.2.120.0/248.2.121.0/248.2.122.0/248.2.123.0/248.2.124.0/248.2.125.0/248.2.126.0/248.2.127.0/24