origin: example.com.
zonefile: |
  $ORIGIN com.
  example	345600	IN	SOA	ns0.Example.org. dingdong.Example.com. (
      4 3600 28800 2419200 ; comment
      3600 )
    3600	IN	NS	bigserv.example.net.
    3600	IN	A	192.0.2.11
  www.example.com. A 192.0.2.12
  $ORIGIN example.com.
  www A 192.0.2.13
  @ A 192.0.2.14
  . TXT foo
  @ MX 0 .
result:
  - owner: example.com.
    class: IN
    ttl: 345600
    data: !Soa
      mname: ns0.Example.org.
      rname: dingdong.Example.com.
      serial: 4
      refresh: 3600
      retry: 28800
      expire: 2419200
      minimum: 3600
  - owner: example.com.
    class: IN
    ttl: 3600
    data: !Ns
      nsdname: bigserv.example.net.
  - owner: example.com.
    class: IN
    ttl: 3600
    data: !A
      addr: 192.0.2.11
  - owner: www.example.com.
    class: IN
    ttl: 3600
    data: !A
      addr: 192.0.2.12
  - owner: www.example.com.
    class: IN
    ttl: 3600
    data: !A
      addr: 192.0.2.13
  - owner: example.com.
    class: IN
    ttl: 3600
    data: !A
      addr: 192.0.2.14
  - owner: .
    class: IN
    ttl: 3600
    data: !Txt
      - foo
  - owner: example.com.
    class: IN
    ttl: 3600
    data: !Mx
      preference: 0
      exchange: .