1:+dnssec x.w.example.        IN MX
2:+dnssec ml.example.         IN A
3:+dnssec ns1.example.        IN MX
4:+dnssec mc.a.example.       IN MX
5:+dnssec mc.b.example.       IN MX
6:+dnssec a.z.w.example.      IN MX
7:+dnssec a.z.w.example.      IN AAAA
8:+dnssec example.            IN DS
