Machine:~# dig -t NS . @My-IP-Address

; <<>> DiG 9.7.3 <<>> -t NS . @My-IP-Address
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: REFUSED, id: 13372
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
;; WARNING: recursion requested but not available

;; QUESTION SECTION:
;.                              IN      NS

;; Query time: 1 msec
;; SERVER: My-IP-Address#53(My-IP-Address)
;; WHEN: Mon Nov 24 14:42:02 2014
;; MSG SIZE  rcvd: 17