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bch | 9 months ago

Does this block things like the unconventional Google-filing trick of:

  myemail+90sdev@gmail.com
which gives me the “90sdev” tag for my emails, which still go squarely into my “myemail@gmail.com” address? I don’t know what the best route is, but I’ve certainly run into bad validators that block things that otherwise work, and that’s annoying. It seems to me the best thing might be to have a user twice input their address, then have the next step/confirmation done via email.

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rendx|9 months ago

> unconventional Google-filing trick

Documented as "subadressing" in RFC 5233, and the default for both sendmail and postfix, amongst others. As such, often 'accidentially' supported by many mail providers even when undocumented. Google didn't introduce them, nor are they 'unconventional'.

https://www.rfc-editor.org/rfc/rfc5233

bch|9 months ago

TIL

90s_dev|9 months ago

I don't do blocking or differentiating. Emails are literal, for better or worse.

esperent|9 months ago

> bad validators

Possibly these validators are working exactly as intended and don't want you to know which service sold your email to spammers.

Then again maybe spammers are smart enough to strip of the + from email lists they purchase.

kevin_thibedeau|9 months ago

The latter was motivation to get my own domain so I can have unlimited unique addresses with a wildcard entry.