Listing 5. /var/named/master/secv6.rev // secv6.rev Defines reverse lookup for secv6 domain in A6 // format $TTL 86400 $ORIGIN secv6.arpa. @ IN SOA secv6.arpa. hostmaster.secv6.your.domain. ( 2002011442 ; Serial number (yyyymmdd-num) 3H ; Refresh 15M ; Retry 1W ; Expire 1D ) ; Minimun NS ns.secv6.your.domain. MX 10 noah.your.domain. ; fec0:0:0:1::/64 $ORIGIN \[xfec0000000000001/64].secv6.arpa. \[x0250b7fffe1435d0/64] 1D IN PTR pc2.secv6.your.domain. \[x0250b9fffe000131/64] 1D IN PTR pc3.secv6.your.domain. \[x0250b7fffe143617/64] 1D IN PTR pc6.secv6.your.domain. \[x0250b7fffe1435c4/64] 1D IN PTR pc4.secv6.your.domain. \[x0250b7fffe14361b/64] 1D IN PTR pc5.secv6.your.domain. \[x0250b7fffe14365a/64] 1D IN PTR pc7.secv6.your.domain. \[x0250b9fffe00012e/64] 1D IN PTR pc1.secv6.your.domain.