AS7018 63.199.112.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204863.199.112.0/2463.199.113.0/2463.199.114.0/2463.199.115.0/2463.199.116.0/2463.199.117.0/2463.199.118.0/2463.199.119.0/24