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Old 10 May 2020, 11:41 PM   #4
SideshowBob
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Join Date: Jan 2017
Posts: 278
Quote:
Originally Posted by binary View Post
that ns1.fastmail.fm and ns2.fastmail.fm appear to exist, plus there also seems to be fmns1.messagingengine.com and fmns2.messagingengine.com.

I imagine these are aliases of the two main nameservers rather than being unique alternatives.
They aren't, fmns1 and fmns2 are authoritative for FM's own domains, not for hosted customer domains.
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