; ; /var/named/example.jp.zone ; < example.jp > Host to IP Address Information ; $TTL 86400 @ IN SOA ns1.example.jp. postmaster.example.jp. ( 2000110701 ; Serial 86400 ; Refresh after 1 day 10800 ; Retry after 3 hours 2419200 ; Expire after 4 weeks 3600 ; Minimum TTL of 1 hour ) IN NS ns1.example.jp. IN NS ns2.sphere.ad.jp. IN MX 10 ns1.example.jp. ; Host Information ================================================================== ns1 IN A 192.0.2.10 www IN A 192.0.2.1