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Comment by gregd | Hacker News Reader
Full thread
gregd
·
Back in my day, we used to just telnet into the mx server and RCPT TO
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anonydsfsfs
·
That's what this project does too:
https://github.com/reacherhq/check-if-email-exists/blob/a052...
aussieguy1234
·
I fingered that they were doing this
HeyZuess
·
And before that you could just `finger` someone
dmitryminkovsky
·
How I sent my first email in 1995! Nothing like being able to write messages from bill@microsoft.com.
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