AS33247 216.21.192.0/20 CIDR and IP Range Summary.ASN: 33247 - Coastal Telco Services Inc.Host Count: 4094Addressable IPs: 4096216.21.192.0/24216.21.193.0/24216.21.194.0/24216.21.195.0/24216.21.196.0/24216.21.197.0/24216.21.198.0/24216.21.199.0/24216.21.200.0/24216.21.201.0/24216.21.202.0/24216.21.203.0/24216.21.204.0/24216.21.205.0/24216.21.206.0/24216.21.207.0/24