AS17231 199.108.192.0/20 CIDR and IP Range Summary.ASN: 17231 - AT&T Enhanced Network ServicesHost Count: 4094Addressable IPs: 4096199.108.192.0/24199.108.193.0/24199.108.194.0/24199.108.195.0/24199.108.196.0/24199.108.197.0/24199.108.198.0/24199.108.199.0/24199.108.200.0/24199.108.201.0/24199.108.202.0/24199.108.203.0/24199.108.204.0/24199.108.205.0/24199.108.206.0/24199.108.207.0/24