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> There are no "obviously invalid email address[es]". An email address which doesn't validate against the applicable RFC is ipso facto obviously invalid. Vali

by zeveb 10y ago

> There are no "obviously invalid email address[es]". An email address which doesn't validate against the applicable RFC is ipso facto obviously invalid. Validating against the RFC is somewhat complex though.

zAy0LfpBZLC8mAC 10y ago
> Validating against the RFC is somewhat complex though. Hence, not obvious :-) If there is one thing we can learn from all the misguided attempts at validating email addresses that we have seen over the years, it is that it is obviously not obvious which email addresses are syntactically invalid.