amazon EC2 ゾーンリスト@DDoS対策
wget -qO - https://forums.aws.amazon.com/ann.jspa?annID=1701 | grep -Eoh "[0-9.]+{4}/[0-9]+"
http://maxbeatty.com/blog/2012/06/finding-amazon-s3-region-ip-ranges/
wget -qO - https://forums.aws.amazon.com/ann.jspa?annID=1701 | grep -Eoh "[0-9.]+{4}/[0-9]+"
http://maxbeatty.com/blog/2012/06/finding-amazon-s3-region-ip-ranges/