Re: FN-FORUM Email validation

date posted 15th January 2002 17:43

It's not clear to me how that really improves on just sending the spam!

Fielding the undelivery messages would let the list be cleaned up a bit for
the next time though.

On Tuesday 15 Jan 2002 3:19 pm, Ed Cole wrote:
> I'll assume you are OK with a simple syntax checker
> for the first pass.
>
> On the matter of wether they are deliverable:
> You should be able to write something that parses the
> list then uses some smtp delivery agent such as sendmail
> lookup to do the MX and probe the address on SMPT port
> for valid recipient on the first, and as is often the case now,
> last hop. Not definative as the first hop may not be
> just a relay and the address could bounce on further
> hops, unless SMPT allows for recursive checks. Would
> need to check into this further, but this should get
> you going.
>
> I once had a perl script that did this. I have forgotten
> what it was called, but I would think it's out there on
> the net somewhere in open source land. I have buzzed an
> old acquaintence that I think wrote it to see if he is any
> the wiser.
>
> I thought it was called checkmail, but all I find is a POP
> mailbox monitor by this name.
>
> Stuart Darbyshire wrote:
> > Hi
> >
> > I have a client who has a database of about 50 000 email addresses, I am
> > assured they are all opt in and not Spam. that he has built-up over a few
> > years. He needs to validate them before he starts an email campaign. Does
> > anyone know of anyway of doing this other than sending a message to each
> > one and waiting to see if it bounces?
> >
> > Stu
> >
> >
> > Stuart Darbyshire
> > Itex Digital Limited
> > Suite 25
> > Bridge House
> > 181 Queen Victoria Street
> > London
> > EC4V 4DZ
> > www.itexdigital.com
> >
> > www.easyweb4u.net
> >
> > T 0870 046 7060
> > F 0870 046 7050
> > M 07021 640080
> >
> > The information transmitted is intended only for the person to whom it is
> > addressed and may contain confidential and/or privileged material. Any
> > review, retransmission, dissemination or other use of, or taking of any
> > action in reliance upon this information by persons other than the
> > intended recipient is prohibited. If you received this in error, please
> > contact the sender and delete this email
> >
> > ---
> > Outgoing mail is certified Virus Free.
> > Checked by AVG anti-virus system (http://www.grisoft.com).
> > Version: 6.0.314 / Virus Database: 175 - Release Date: 11/01/2002
> >
> >
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> ============================================================
>
> * Free listing for freelancers
> * Free to advertise jobs
> * Free jobs distribution service
> * Free database of 5000 freelancers
>
> Freelancers and Freelance Jobs:
> http://www.freelancers.net
>
> Forum FAQs:
> http://freelancers.netrickery.com
>
> To unsubscribe please email:
> [EMAIL REMOVED]
>
> If you have difficulties unsubscribing please email:
> [EMAIL REMOVED]