30+ years of tech, retired from an identity intelligence company, now part-time with an insurance broker.
Dev community mod - mostly light gardening & weeding out spam :)
My preference would be to avoid this entirely, as it is a bottomless pit of pain! Depending on what you are doing with email addresses, perhaps you can validate them by sending a message and obtaining a response (click-through link or similar)?
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There are many examples available on the web... this is typical:
stackoverflow.com/questions/139924...
My preference would be to avoid this entirely, as it is a bottomless pit of pain! Depending on what you are doing with email addresses, perhaps you can validate them by sending a message and obtaining a response (click-through link or similar)?