3s-north.com

mname: ns-1774.awsdns-29.co.uk rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200 retry: 900
expire: 1209600 minimum: 86400

v=spf1 +a:sv8707.xserver.jp +a:3s-north.com +mx include:spf.sender.xserver.jp ~all