AS7018 68.255.192.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409668.255.192.0/2468.255.193.0/2468.255.194.0/2468.255.195.0/2468.255.196.0/2468.255.197.0/2468.255.198.0/2468.255.199.0/2468.255.200.0/2468.255.201.0/2468.255.202.0/2468.255.203.0/2468.255.204.0/2468.255.205.0/2468.255.206.0/2468.255.207.0/24