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Last active December 18, 2015 11:49
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hp-assoc.com illegal MX config references CNAME
$ host -t mx hp-assoc.com
hp-assoc.com mail is handled by 10 mail1g4.mail.pairserver.com.
$ host mail1g4.mail.pairserver.com.
mail1g4.mail.pairserver.com is an alias for mail1.g4.pair.com.
mail1.g4.pair.com has address 66.39.3.119
mail1.g4.pair.com has IPv6 address 2607:f440::4227:377
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