SPF will not work in this case. Reread my earlier email. Yahoo doesn't
publish records for one to include. In addition DK usually fails when
you use a smarthost.
On 1/17/07, Eric Shubes <[EMAIL PROTECTED]> wrote:
Trung,
Is your toaster on a dynamic or static IP address?
Trung Pham wrote:
> So in my case, I am forwarding my mail through Yahoo. I should not bother
> setting up SPF, SRS, and Domainkeys since I won't see any benefit at all.
>
> Supposed if I handle my own outbound email and setup all those features
> properly. Do you think Yahoo will still put my mails in the Bulk folder?
TTBOMK, yahoo will not put your mail in bulk folders if you have DK
configured properly.
> Another question, is it necessary for us to setup reverse IP DNS? Because
> I think SBC will not help me do it.
>
>> SRS and SPF can be used if your upstream isp publishes spf records.
>> You can use the include statement (more info at openspf.org) to
>> include their spf entries into your spf records. SBC, however, doesn't
>> publish SPF records as Yahoo handles their infrastructure.
>>
>> The Qmail DomainKey implementation is to spec, but doesn't implement
>> the optional "h=" header that limits the scope of the DomainKey
>> signature to certain parts. Because of this, DomainKeys will fail if
>> it is forwarded through a third party server.
>>
>> Erik
>>
>> On 1/16/07, Trung Pham <[EMAIL PROTECTED]> wrote:
>>> I currently have all my outgoing emails forwarded to my ISP server using
>>> smtproutes. So I am curious if I can still use domainkeys, spf, or srs
>>> features since my ISP will definitely modify the email header.
>>>
>>> FYI, I am using SBC Business DSL. I had to resolve to smtproutes
>>> otherwise
>>> Yahoo will put emails coming from me into the bulk folder.
>>>
>>> Please let me know if those features still work if I use my ISP to relay
>>> my mails.
>>>
>>> My goal is to stop incoming spams that forge my own address.
>>>
>>>
>>>
--
-Eric 'shubes'
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