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Old 14th February 2010, 16:05
learning-linux learning-linux is offline
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sorry my mistake ... you asked for dig MX example.com .... i did
dig MX server.examample.com

the output for dig MX arosa.nl (Floor is the server name in the example above)

Code:

floor:~# dig MX arosa.nl

; <<>> DiG 9.5.1-P3 <<>> MX arosa.nl
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 36003
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 1

;; QUESTION SECTION:
;arosa.nl.                      IN      MX

;; ANSWER SECTION:
arosa.nl.               86347   IN      MX      10 mail.arosa.nl.

;; AUTHORITY SECTION:
arosa.nl.               7147    IN      NS      ns1.widexs.nl.
arosa.nl.               7147    IN      NS      ns3.widexs.nl.
arosa.nl.               7147    IN      NS      ns2.widexs.net.

;; ADDITIONAL SECTION:
mail.arosa.nl.          86347   IN      A       82.94.241.21

;; Query time: 108 msec
;; SERVER: 192.168.1.254#53(192.168.1.254)
;; WHEN: Sun Feb 14 15:44:39 2010
;; MSG SIZE  rcvd: 134
When i check QUESTION . ANSWER, AUTHORITY and ADDITIONAL section in the above output... that is correct.

My ISP IP adres is 84.105.43.140...

At the ISP host this are the settings

server floor.arosa.nl is assigned to A 84.105.43.140
webmail2 to CNAME 84.105.43.140
mail2 to A 84.105.43.140
pop2 to CNAME floor.arosa.nl
MX2 to A 84.105.43.140

the server is behind a router and has IP 192.168.1.13

ports opened on firewall , 80,110, 22, 53, 3306 , 110, 25 , 443 (both) udp en tcp
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