AS3549 66.194.144.0/21 CIDR and IP Range Summary.ASN: 3549 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 204866.194.144.0/2466.194.145.0/2466.194.146.0/2466.194.147.0/2466.194.148.0/2466.194.149.0/2466.194.150.0/2466.194.151.0/24