Comment by hn_throwaway_99 | Hacker News Reader

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Comment by hn_throwaway_99 | Hacker News Reader

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hn_throwaway_99·

FWIW the linked library does that, https://github.com/dominicsayers/isemail/blob/master/is_emai...

It looks like it only check for a MX, but email could might be delivered with just an A record and without a MX record I think.

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