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▲ _djo_ 5 hours ago

I assume spammers have become adept at stripping anything between + and @ in email addresses, so this isn't as reliable as properly masked addresses.

▲edpin2000 4 hours ago | parent | next [-]

That's been my experience too. That's why prefix inboxes allow any suffix, including "-", "_", "$", "!" etc.

▲bch 4 hours ago | parent | prev [-]

The “x+tag@domain.com” format is also rejected by many validators, sadly. I thought this was a gmail feature, but was corrected[0][1] a while ago.

[0] https://www.rfc-editor.org/rfc/rfc5233

[1] https://news.ycombinator.com/item?id=43952475