AS3549 204.199.216.0/21 CIDR and IP Range Summary.ASN: 3549 - Level 3 Parent LLCHost Count: 2046Addressable IPs: 2048204.199.216.0/24204.199.217.0/24204.199.218.0/24204.199.219.0/24204.199.220.0/24204.199.221.0/24204.199.222.0/24204.199.223.0/24