AS7018 216.78.176.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 4096216.78.176.0/24216.78.177.0/24216.78.178.0/24216.78.179.0/24216.78.180.0/24216.78.181.0/24216.78.182.0/24216.78.183.0/24216.78.184.0/24216.78.185.0/24216.78.186.0/24216.78.187.0/24216.78.188.0/24216.78.189.0/24216.78.190.0/24216.78.191.0/24