You have chosen to sponsor your bid up to a maximum amount of .
Given a list of domains, collect the MX servers using DNS and output one row per MX server and the following fields:
· AUTO_SEQ_ID (Starting with 1 then 2 and so on)
· Domain (from input file)
$ dig mx +short slb.com
Provide all the records of mx but mark the highest Priority one for each domain. If there are multiple servers with the same highest priority – Mark the one with the shortest field length.
So the output for the above example is as follows: