AS1 204.167.56.0/21 CIDR and IP Range Summary.ASN: 1 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 2048204.167.56.0/24204.167.57.0/24204.167.58.0/24204.167.59.0/24204.167.60.0/24204.167.61.0/24204.167.62.0/24204.167.63.0/24