AS5002 192.223.16.0/21 CIDR and IP Range Summary.ASN: 5002 - AT&T Corp.Host Count: 2046Addressable IPs: 2048192.223.16.0/24192.223.17.0/24192.223.18.0/24192.223.19.0/24192.223.20.0/24192.223.21.0/24192.223.22.0/24192.223.23.0/24