Add AAAA records for the hosts; multiple addresses for some hosts, and
some alternative MX and SRV entries.
;;; Some wrong things.
;; Some perfectly sensible records.
-a IN A 127.0.0.1
-mx IN MX 69 a
-_http._tcp.srv IN SRV 69 0 80 a
+a IN A 198.51.100.16
+aaaa IN AAAA 2001:db8::1
+addr IN A 198.51.100.17
+ IN AAAA 2001:db8::2
+maddr IN A 198.51.100.1
+ IN A 198.51.100.2
+ IN A 192.0.2.1
+ IN A 192.0.2.2
+ IN A 203.0.113.1
+ IN A 203.0.113.2
+ IN AAAA 2001:db8:1::1
+ IN AAAA 2001:db8:1::2
+ IN AAAA 2001:db8:2::1
+ IN AAAA 2001:db8:2::2
+ IN AAAA 2001:db8:3::1
+ IN AAAA 2001:db8:3::2
+mx IN MX 69 maddr
+ IN MX 69 a
+ IN MX 69 aaaa
+ IN MX 70 addr
+_http._tcp.srv IN SRV 69 3 80 maddr
+ IN SRV 69 1 80 a
+ IN SRV 69 1 80 aaaa
+ IN SRV 70 1 80 addr
;; Various stupid indirection games.
cname IN CNAME a