AS16967 64.143.192.0/19 CIDR and IP Range Summary.ASN: 16967 - AT&T Corp.Host Count: 8190Addressable IPs: 819264.143.192.0/2464.143.193.0/2464.143.194.0/2464.143.195.0/2464.143.196.0/2464.143.197.0/2464.143.198.0/2464.143.199.0/2464.143.200.0/2464.143.201.0/2464.143.202.0/2464.143.203.0/2464.143.204.0/2464.143.205.0/2464.143.206.0/2464.143.207.0/2464.143.208.0/2464.143.209.0/2464.143.210.0/2464.143.211.0/2464.143.212.0/2464.143.213.0/2464.143.214.0/2464.143.215.0/2464.143.216.0/2464.143.217.0/2464.143.218.0/2464.143.219.0/2464.143.220.0/2464.143.221.0/2464.143.222.0/2464.143.223.0/24