$ORIGIN address01.xa.                              ; Must end with "."
$TTL 3600

@       SOA     ns1 admin. (
                2025111300      ; serial
                6h              ; refresh
                1h              ; retry
                1w              ; expire
                1d )            ; minimum

		NS	ns1
		NS	ns2

ns1		A	127.11.1.21
ns1		AAAA	fda1:b2:c3:0:127:11:1:21
ns2		A	127.11.1.22
ns2		AAAA	fda1:b2:c3:0:127:11:1:22

$ORIGIN good-1.address01.xa.
@		NS	ns1
@		NS	ns2
ns1		A	192.36.148.17              ; i.root-servers.net.
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.
ns2		A	192.175.48.1               ; Direct Delegation AS112 Service (192.175.48.0/24)
ns2		AAAA	64:ff9b::1                 ; IPv4-IPv6 Translat. (64:ff9b::/96)

$ORIGIN mixed-local-doc-1.address01.xa.            
@		NS	ns1
@		NS	ns2
ns1		A	192.168.11.31              ; Private-Use [RFC1918]
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.
ns2		A	192.36.148.17              ; i.root-servers.net.
ns2		AAAA	2001:db8::127:11:1:32      ; Documentation [RFC3849]

$ORIGIN mixed-local-doc-2.address01.xa.            
@		NS	ns1
@		NS	ns2
ns1		A	192.0.2.31                 ; Documentation (TEST-NET-1)	[RFC5737]
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.    
ns2		A	192.58.128.30              ; j.root-servers.net.
ns2		AAAA	fc00::127:11:1:32          ; Unique-Local [RFC4193] [RFC8190]

$ORIGIN mixed-doc-other-1.address01.xa.            
@		NS	ns1
@		NS	ns2
ns1		A	198.51.100.31              ; Documentation (TEST-NET-2) [RFC5737]
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.
ns2		A	192.58.128.30              ; j.root-servers.net.
ns2		AAAA	64:ff9b:1::127:11:1:32	   ; IPv4-IPv6 Translat. [RFC8215]

$ORIGIN mixed-doc-other-2.address01.xa.            
@		NS	ns1
@		NS	ns2
ns1		A	240.0.0.31	           ; Reserved [RFC1112] 
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.
ns2		A	192.58.128.30              ; j.root-servers.net.
ns2		AAAA	3fff::127:11:1:32	   ; Documentation [RFC9637]

$ORIGIN mixed-local-other-1.address01.xa.            
@		NS	ns1
@		NS	ns2
ns1		A	169.254.0.31	           ; Link Local [RFC3927]
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.
ns2		A	192.58.128.30              ; j.root-servers.net.
ns2		AAAA	2001:2::127:11:1:32	   ; Benchmarking [RFC5180][RFC Errata 1752]

$ORIGIN mixed-local-other-2.address01.xa. 
@		NS	ns1
@		NS	ns2
ns1		A	198.18.0.31	           ; Benchmarking [RFC2544]
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.
ns2		A	192.58.128.30              ; j.root-servers.net.
ns2		AAAA	fc00::127:11:1:32	   ; Unique-Local [RFC4193] [RFC8190]

$ORIGIN mixed-all-1.address01.xa.
@		NS	ns1
@		NS	ns2
ns1		A	172.16.0.31	           ; Private-Use [RFC1918]
ns1		AAAA	2001:7fe::53               ; i.root-servers.net.
ns2		A	203.0.113.32	           ; Documentation (TEST-NET-3)	[RFC5737]
ns2		AAAA    2002::127:11:1:32	   ; 6to4 [RFC3056]	

$ORIGIN mixed-all-2.address01.xa.
@		NS	ns1
@		NS	ns2
ns1		A	198.18.0.31	           ; Benchmarking [RFC2544] (RE-USED)
ns1		AAAA	fe80::127:11:1:31	   ; Link-Local Unicast [RFC4291]
ns2		A	192.58.128.30              ; j.root-servers.net.
ns2		AAAA	2001:db8::127:11:1:32      ; Documentation [RFC3849] (RE-USED)

$ORIGIN all-non-reachable.address01.xa.
@		NS	ns1
@		NS	ns2
@		NS	ns3
ns1		A	10.0.0.31                  ; Private-Use [RFC1918]
ns1		AAAA	2001:2::127:11:1:31	   ; Benchmarking [RFC5180][RFC Errata 1752]
ns2		A	203.0.113.32	           ; Documentation (TEST-NET-3)	[RFC5737]
ns2		AAAA	fc00::127:11:1:32	   ; Unique-Local [RFC4193][RFC8190] (RE-USED)
ns3             A       192.0.0.33	           ; IETF Protocol Assignments [RFC6890]
ns3		AAAA	3fff::127:11:1:33	   ; Documentation [RFC9637]