[root@mail ~]# dig domain.com mx

; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.23.rc1.el6_5.1 <<>> domain.com mx
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 11853
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;domain.com.                    IN      MX

;; AUTHORITY SECTION:
domain.com.             1799    IN      SOA     ns1.r4ns.com. myemail.com. 2014060406 10800 3600 604800 3600

;; Query time: 108 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Wed Jun  4 13:39:32 2014
;; MSG SIZE  rcvd: 94

[root@mail ~]# dig domain.com a

; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.23.rc1.el6_5.1 <<>> domain.com a
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 61527
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;domain.com.                    IN      A

;; ANSWER SECTION:
domain.com.             3599    IN      A       IP MY SITE IS HOSTED

;; Query time: 84 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Wed Jun  4 13:43:50 2014
;; MSG SIZE  rcvd: 44

[root@mail ~]#