AS7018 68.22.16.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409668.22.16.0/2468.22.17.0/2468.22.18.0/2468.22.19.0/2468.22.20.0/2468.22.21.0/2468.22.22.0/2468.22.23.0/2468.22.24.0/2468.22.25.0/2468.22.26.0/2468.22.27.0/2468.22.28.0/2468.22.29.0/2468.22.30.0/2468.22.31.0/24