You can try the smtpvalidate class provided by Jonathan Tapicer,But maybe it is impossible in my opinion. PS:send test mail and check the fail-report by MTA server may be a idea,but no good :) Best regards, Sharl.Jimh.Tsin (From China) 2010/10/26 <webdev@xxxxxxxxxxxxx>: > Hi Daniel, hi Jonathan, hi folks, > > many THX for Your quick replies! > > On Mon, 25 Oct 2010 18:46:02 -0400, "Daniel P. Brown" > <daniel.brown@xxxxxxxxxxxx> wrote: > >> On Mon, Oct 25, 2010 at 18:38, Â<webdev@xxxxxxxxxxxxx> wrote: >> > >> > Is there any other function which checks whether this >> > address really exists? >> >> Â Â Of course not! ÂCan you imagine the implications, insecurities, >> and privacy concerns that would be associated with that? ÂSome >> mailservers will confirm or deny if a local address exists, but not >> most --- thankfully. > > Yeah, You're right! ÂAfter 2 seconds of thinking I got it! > > > And, on Mon, 25 Oct 2010 19:48:55 -0300, Jonathan Tapicer > <tapicer@xxxxxxxxx> wrote: > >> You can use this class: >> http://www.webdigi.co.uk/blog/wp-content/uploads/2009/01 >> Â /smtpvalidateclassphp.txt >> >> It may not work for some SMTPs. > > Many THX !! ÂI'll give it a try ... > >> It uses the concepts explained here: >> http://www.webdigi.co.uk/blog/2009/how-to-check-if-an-email >> Â -address-exists-without-sending-an-email/ > > ... after reading this concept Â:-) > > THX, bye, > greetings to Canada and USA from (now pitch dark) Ol'Germany! > > Your Rolf > > > APPENDIX: My original posting was: > > --snip----snip----snip----snip----snip----snip----snip----snip----snip-- >> Date: Tue, 26 Oct 2010 00:38:56 +0200, From: webdev@xxxxxxxxxxxxx >> >> Hi, folks, >> >> I'm wondering how to checking existence of a given >> mail address like foo@xxxxxxx . >> >> At 1st I tried: >> >> Â if f (filter_var ($maddr, FILTER_VALIDATE_EMAIL) === false) { >> Â Â /* some sort of error handling code here */ >> Â } >> >> where $maddr is the address to be checked. >> But this checks only syntax.. :-( >> >> Is there any other function which checks whether this >> address really exists? >> >> And, of course, I want to avoid sending a test mail just >> for checking :-) >> >> Many THX in advance for suggestions, pointers... >> >> Rolf > --snap----snap----snap----snap----snap----snap----snap----snap----snap-- > -- > Dipl.phys. Rudolf Otto BlÃttner, > D 91074 Herzogenaurach, Germany. > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php