MX Records reliable

Steve smorrey at gmail.com
Thu Apr 5 15:55:45 MDT 2007


Try sales at dreamgamesinc.com
The MX server is google and the A record points to mydreamrpg.com


On 4/5/07, Daniel <teletautala at gmail.com> wrote:
> I found out how to check for an A and MX record using php's checkdnsrr
> ( string $host [, string $type] ).
> Q1. Are A and MX records the only ones I need to look for?
> Q2. Is there an email address I can use to test this with?
>
> -Daniel
>
> On 4/5/07, Steve <smorrey at gmail.com> wrote:
> > A lot of people with for instance personal domain names, such as
> > myname.name don't know enough to setup an MX record.
> > In many cases if an mx cannot be found the email system will query the
> > nameserver for an A record and pass the mail to that server.  So I
> > would do a double check.  First check to see if there is an MX record
> > and if that fails then check for an A record.
> >
> > On 4/5/07, Stuart Jansen <sjansen at buscaluz.org> wrote:
> > > On Thu, 2007-04-05 at 15:16 -0600, Daniel wrote:
> > > > I have a form where people can submit feedback to the webmaster.  I
> > > > want to make sure I can reply to the patron.  Would I get most of my
> > > > patrons verified if I check for an MX Record for the email address
> > > > they provide?
> > >
> > > As long as you're willing to accept that some people will get mad
> > > because their domain only publishes an A record or their DNS is
> > > temporarily unreachable. The first is technically incorrect and the
> > > second might not be your fault, but you might want to think carefully
> > > about what to do if the test fails. Maybe allow the address anyway, but
> > > warn the user "Please double check your email address. It may be wrong,
> > > or the Internet might have hiccuped."
> > >
> > > --
> > > Stuart Jansen              e-mail/jabber: sjansen at buscaluz.org
> > >                            google talk:   stuart.jansen at gmail.com
> > >
> > > "However beautiful the strategy, you should occasionally look at
> > > the results." -- Winston Churchill
> > >
> > >
> > > /*
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