I used to do complex email validations (like regexes etc), but have avoided using them for a long time. Currently, my email validations are 3 steps: 1. Using t

I used to do complex email validations (like regexes etc), but have avoided using them for a long time. Currently, my email validations are 3 steps: 1. Using the <input type="email"> 2. Checking if "@" exists 3. Sending the actual email (which practically speaking - is the actual validation that I needed) Covers 99.99% of all cases I say.