As Dan pinted out this is not possible anymore for remote hosts. Depending on permissions it might be an option for local accounts in a *nix system but checking might only add complexity to your task so I'd steer away from it.
Good luck, LT On Tue, May 25, 2010 at 5:31 PM, Dan Brown <[email protected]> wrote: > My understanding is that what you're looking for isn't available any more. > You used to be able to send a command to a mail server and get a response > back indicating if the address was valid or not. Spammers caught on to that, > however, and abused it to farm addresses, so most email servers now ignore > the command. You may have luck with some older mail servers, but it's > definitely not 100% reliable. > > -db > > Dan Brown > db interactive Inc. > > > dmmontana wrote: > >> I have a client with an e-mail sign-up form on their site. In addition >> to validating the syntax, they want to be able to determine on-the- >> spot if the entered e-mail address is legitimate. I've come across a >> couple of forms recently that do that but I can't remember where they >> were. >> >> I did find the following PHP code: >> http://code.google.com/p/php-smtp-email-validation/ >> . However, I haven't been able to successfully implement it (I'm a >> front end developer, not a programmer, and nothing I've tried has >> worked). Has anyone had any success with this or another solution? >> >> Thanks! >> >> > > -- > Our Web site: http://www.RefreshAustin.org/ > > You received this message because you are subscribed to the Google Groups > "Refresh Austin" group. > > [ Posting ] > To post to this group, send email to [email protected] > Job-related postings should follow http://tr.im/refreshaustinjobspolicy > We do not accept job posts from recruiters. > > [ Unsubscribe ] > To unsubscribe from this group, send email to > [email protected]<refresh-austin%[email protected]> > > [ More Info ] > For more options, visit this group at > http://groups.google.com/group/Refresh-Austin > -- Our Web site: http://www.RefreshAustin.org/ You received this message because you are subscribed to the Google Groups "Refresh Austin" group. [ Posting ] To post to this group, send email to [email protected] Job-related postings should follow http://tr.im/refreshaustinjobspolicy We do not accept job posts from recruiters. [ Unsubscribe ] To unsubscribe from this group, send email to [email protected] [ More Info ] For more options, visit this group at http://groups.google.com/group/Refresh-Austin
