AS19008 209.239.104.0/21 CIDR and IP Range Summary.ASN: 19008 - Perry-Spencer Communications Inc.Host Count: 2046Addressable IPs: 2048209.239.104.0/24209.239.105.0/24209.239.106.0/24209.239.107.0/24209.239.108.0/24209.239.109.0/24209.239.110.0/24209.239.111.0/24