Only the ISP can make a PTR record for your domain because they own the ip
address, caveat is it takes ages before they accommodate your request.

On Wed, Jun 10, 2009 at 12:40 PM, Ronald Artos <[email protected]> wrote:

> Reverse DNS needs some configuration in your ISP right?
>
> Modifying the PTR in their DNS server?
>
>
>
> On Wed, Jun 10, 2009 at 11:27 AM, Kelvin Quee <[email protected]> wrote:
>
>> Hi Ronald,
>>
>> I used to have it for a couple of my servers.
>>
>> I resolved it by making sure of these -
>>
>> 1) Reverse DNS works
>> 2) SPF properly implemented
>>
>>
>> Kelvin Quee
>> +65 9177 3635
>>
>>
>>
>> On Wed, Jun 10, 2009 at 10:10 AM, Ronald Artos<[email protected]> wrote:
>> > But I think that is not the right way to fix this, Yeah I guess, even
>> we're
>> > using a local mail relay to our web/mail host server, I think I have to
>> > implement DomainKey or SPF or the last shot, have our own STMP server
>> the
>> > let our ISP fix the PTR of our mail own host.
>> >
>> >
>> >
>> > On Tue, Jun 9, 2009 at 8:11 PM, jan gestre <[email protected]>
>> wrote:
>> >>
>> >> Tell Yahoo! that your email is not SPAM by filling an online form, also
>> >> you need to make sure that you have a PTR record for your domain. If
>> Yahoo!
>> >> still treat your email as SPAM despite of the aforementioned, just tell
>> your
>> >> Yahoo! recipients to tag it as not SPAM, Yahoo! in turn will learn.
>> >> HTH
>> >>
>> >> On Tue, Jun 9, 2009 at 9:07 AM, Ronald Artos <[email protected]>
>> wrote:
>> >>>
>> >>> I got this problem recently, and some says I have to configure the SPF
>> >>> and Domainkeys, But to think of it, It was working previously. So Is
>> there
>> >>> guide, howto or any explanation why our Mail Relay Server (In Postfix
>> I've
>> >>> done the relayhost = mail.domain.td and necessary smtp config stuff)
>> act
>> >>> that way?
>> >>>
>> >>> System Specs
>> >>>
>> >>> Centos 5.3
>> >>> Postfix 2.3
>> >>> Bind 9.3
>> >>> openSSL 0.9
>> >>>
>> >>> _________________________________________________
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>> >>
>> >>
>> >>
>> >> --
>> >> http://jangestre.wordpress.com
>> >>
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>> >
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>
>
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