$ORIGIN sql2.example.com. $TTL 3600 @ SOA master.example.com. admin.example.com. 678 3600 1800 2419200 7200 NS dns01.example.com. NS dns02.example.com. NS dns03.example.com. a 3600 IN A 192.168.2.1 b 3600 IN A 192.168.2.2 c 3600 IN A 192.168.2.3 d 3600 IN A 192.168.2.4 www 3600 IN A 192.168.2.5 e.f.g.h.i 3600 IN A 192.168.2.6