AS7018 12.43.24.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.43.24.0/2412.43.25.0/2412.43.26.0/2412.43.27.0/2412.43.28.0/2412.43.29.0/2412.43.30.0/2412.43.31.0/24