Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

What exactly does the email Validator do?

email Validator
0
Posted

What exactly does the email Validator do?

0

The Validator checks email addresses over a series of levels to a level specified by the user. If the validation fails at any step along the way, it stops and reports an error. In brief, the levels are: Syntax. The address is formatted correctly. Blacklist. Check for known bad email addresses Whitelist. Check for known good email addresses Greenlist. Check for addresses with domains that confirm all addresses DnsLookup. Check for mail exchange servers (MX records) associated with the email address SmtpConnect. Attempt to connect to these mail servers SmtpRecipient.

Related Questions

What is your question?

*Sadly, we had to bring back ads too. Hopefully more targeted.

Experts123