AS7018 107.72.240.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 4096107.72.240.0/24107.72.241.0/24107.72.242.0/24107.72.243.0/24107.72.244.0/24107.72.245.0/24107.72.246.0/24107.72.247.0/24107.72.248.0/24107.72.249.0/24107.72.250.0/24107.72.251.0/24107.72.252.0/24107.72.253.0/24107.72.254.0/24107.72.255.0/24