AS7018 68.74.248.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204868.74.248.0/2468.74.249.0/2468.74.250.0/2468.74.251.0/2468.74.252.0/2468.74.253.0/2468.74.254.0/2468.74.255.0/24