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Re: How to auto detect a remote IMAP/POP3 server given only an email address ?

Posted by The Natural Philosopher on 12/28/07 23:26

mp- wrote:
> On Dec 28, 5:04 pm, "Richard" <root@localhost> wrote:
>> "Richard" <root@localhost> wrote in message
>>
>> news:47757f53$0$22336$dbd4f001@news.euronet.nl...
>>
>>
>>
>>
>>
>>> "mp-" <miche...@gmail.com> wrote in message
>>> news:b56243f0-6f0e-40d4-9793-87fb440282d7@e23g2000prf.googlegroups.com...
>>>> On Dec 28, 11:54 am, "Richard" <root@localhost> wrote:
>>>>> "mp-" <miche...@gmail.com> wrote in message
>>>>> news:b4eb9c5a-427c-4b93-90a0-b0a97d335a06@x29g2000prg.googlegroups.com...
>>>>>> I want to be able to allow people to check their email from my
>>>>>> PHP
>>>>>> online application.
>>>>>> Given only the users 1) email address, 2) username (if
>>>>>> applicable)
>>>>>> and
>>>>>> 3) password - how can I auto detect a remote IMAP/POP3 server so
>>>>>> that
>>>>>> I can connect and fetch mail for the user. (Ultimately, I don't
>>>>>> want
>>>>>> users to have to know what the IMAP/POP3 server name / port is
>>>>>> ....
>>>>>> I
>>>>>> would like to auto-detect all of that).
>>>>>> At first I thought I could use "getmxrr" but quickly realized
>>>>>> that
>>>>>> is
>>>>>> only good for determining the SMTP server.
>>>>>> If anyone has ever "add account" in Gmail Preferences, it's
>>>>>> essentially the exact same functionality where Gmail
>>>>>> auto-detects
>>>>>> the
>>>>>> IMAP/POP3 server.
>>>>>> Any help will be greatly appreciated.
>>>>> Just try to connect to the server.
>>>>> POP3 and IMAP use different port numbers, so if either one does
>>>>> not
>>>>> work you try the other.
>>>>> Richard.
>>>> Richard
>>>> Thanks for the reply. I guess my question is, how do I figure out
>>>> the
>>>> server imap/pop3 with only knowing the persons email address?
>>> The mailserver should be in DNS, not?
>>> R.
>> Oh... oops. I understand now. :S
>> I think most would try to guess. As far as I know there is not a
>> standard for that.
>>
>> Richard
>
>
> Yeah, I'm stumped as well.
>
> I know Google has figured out how to auto detect the imap/pop3 since
> when you go into the GMail -> Preference -> "Add Account" (so that
> Gmail can pull mail from another non-Gmail server) it auto detects the
> imap/pop3 server using only a person email address information.
>
take the domain part of their address and try looking for MX, then A
records..and hope their ISP doesn't have a relay in the way..




> Hmm ... anyone else have any ideas?
>
> Thanks in advance
>

 

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