AS1656 166.21.224.0/20 CIDR and IP Range Summary.ASN: 1656 - Lockheed Martin CorporationHost Count: 4094Addressable IPs: 4096166.21.224.0/24166.21.225.0/24166.21.226.0/24166.21.227.0/24166.21.228.0/24166.21.229.0/24166.21.230.0/24166.21.231.0/24166.21.232.0/24166.21.233.0/24166.21.234.0/24166.21.235.0/24166.21.236.0/24166.21.237.0/24166.21.238.0/24166.21.239.0/24