AS7018 206.19.80.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 4096206.19.80.0/24206.19.81.0/24206.19.82.0/24206.19.83.0/24206.19.84.0/24206.19.85.0/24206.19.86.0/24206.19.87.0/24206.19.88.0/24206.19.89.0/24206.19.90.0/24206.19.91.0/24206.19.92.0/24206.19.93.0/24206.19.94.0/24206.19.95.0/24