AS3549 66.55.56.0/21 CIDR and IP Range Summary.ASN: 3549 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 204866.55.56.0/2466.55.57.0/2466.55.58.0/2466.55.59.0/2466.55.60.0/2466.55.61.0/2466.55.62.0/2466.55.63.0/24