$ORIGIN MYDOMAIN.COM. $TTL 3600 @ IN SOA NS1.NAMESERVER.NET. HOSTMASTER.MYDOMAIN.COM. ( 1406291485 ;serial 3600 ;refresh 600 ;retry 604800 ;expire 86400 ;minimum ttl ) @ NS NS1.NAMESERVER.NET. @ NS NS2.NAMESERVER.NET. @ MX 0 mail1 @ MX 10 mail2 IN A 2.2.2.2 A 1.1.1.1 @ A 127.0.0.1 www A 127.0.0.1 mail A 127.0.0.1 A 1.2.3.4 tst 300 IN A 101.228.10.127;this is a comment @ AAAA ::1 mail AAAA 2001:db8::1 A 200 AAAA 2001:db8::1 @ CAA 0 issue "ca.example.net; account=230123" @ CAA 0 iodef "mailto:security@example.com" CAA 0 iodef "http://iodef.example.com/" mail1 CNAME mail mail2 CNAME mail CNAME CNAME CNAME CNAME CNAME test IN SPF "v=spf1" "mx:gcloud-node.com." "-all" test1 SPF "v=spf2" "mx:gcloud-node.com." "-all" IN SPF "v=spf3" "mx:gcloud-node.com." "-all " "aasdfsadfdsafdasf" SPF "v=spf4" "mx:gcloud-node.com." "-all" treefrog.ca. IN TXT "v=spf1 a mx a:mail.treefrog.ca a:webmail.treefrog.ca ip4:76.75.250.33 ?all" "asdfsdaf" "sdfsadfdasf" IN TXT "v=spf1 a mx a:mail.treefrog.ca a:webmail.treefrog.ca ip4:76.75.250.33 ?all" "asdfsdaf" sdfsadfdasf treemonkey.ca. IN TXT "v=DKIM1\; k=rsa\; p=MIGf..." TXT "v=DKIM1\; k=rsa\; p=MIGf..." secure.example. IN DS tag=12345 alg=3 digest_type=1 DS tag=12345 alg=3 digest_type=1 "" ; foobar - use old-slow-box or new-fast-box if either is ; available, make three quarters of the logins go to ; new-fast-box. _foobar._tcp 200 SRV 0 1 9 old-slow-box.example.com. SRV 0 3 9 new-fast-box.example.com. ; if neither old-slow-box or new-fast-box is up, switch to ; using the sysdmin's box and the server SRV 1 0 9 sysadmins-box.example.com. SRV 1 0 9 server.example.com. ; NO other services are supported *._tcp SRV 0 0 0 . *._udp SRV 0 0 0 .