AS284 199.66.16.0/21 CIDR and IP Range Summary.ASN: 284 - Verizon BusinessHost Count: 2046Addressable IPs: 2048199.66.16.0/24199.66.17.0/24199.66.18.0/24199.66.19.0/24199.66.20.0/24199.66.21.0/24199.66.22.0/24199.66.23.0/24