Posts tagged ‘mx’

DNS query to find mail servers

August 28, 2009, 9:47 am

To find which servers handle mail for a particular domain use dig:

# dig google.com MX
;; QUESTION SECTION:
;google.com.			IN	MX
 
;; ANSWER SECTION:
google.com.		561	IN	MX	100 google.com.s9a1.psmtp.com.
google.com.		561	IN	MX	100 google.com.s9a2.psmtp.com.
google.com.		561	IN	MX	10 smtp1.google.com.
google.com.		561	IN	MX	10 smtp2.google.com.
google.com.		561	IN	MX	10 smtp3.google.com.
google.com.		561	IN	MX	10 smtp4.google.com.
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