root@gateway:~# dig -x 10.8.0.2
; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> -x 10.8.0.2
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 5534
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 13, ADDITIONAL: 0
;; QUESTION SECTION:
;2.0.8.10.in-addr.arpa. IN PTR
;; ANSWER SECTION:
2.0.8.10.in-addr.arpa. 600 IN PTR localhost.
;; AUTHORITY SECTION:
. 26998 IN NS d.root-servers.net.
. 26998 IN NS c.root-servers.net.
. 26998 IN NS h.root-servers.net.
. 26998 IN NS g.root-servers.net.
. 26998 IN NS i.root-servers.net.
. 26998 IN NS e.root-servers.net.
. 26998 IN NS f.root-servers.net.
. 26998 IN NS j.root-servers.net.
. 26998 IN NS a.root-servers.net.
. 26998 IN NS l.root-servers.net.
. 26998 IN NS k.root-servers.net.
. 26998 IN NS m.root-servers.net.
. 26998 IN NS b.root-servers.net.
;; Query time: 24 msec
;; SERVER: 192.168.0.1#53(192.168.0.1)
;; WHEN: Wed Apr 8 21:12:01 2015
;; MSG SIZE rcvd: 273