George A. Theall on 30 Aug 2005 14:53:26 -0000

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Re: [PLUG] Verizon blacklist?

On Tue, Aug 30, 2005 at 10:46:56AM -0400, Paul wrote:
> George A. Theall wrote:
> >Heck, Hotmail uses SPF, but given that approximately 25% of my spam
> >these days comes from there, all that SPF would do for me wrt incoming
> >mail is confirm that Microsoft has a problem keeping spammers from
> >registering with their service. 
> >
> The thing is, your mail server needs to use SPF to make use of another
> domain's SPF record.  There are utilities that help to create SPF
> records and that test records.  Actually, I believe Mozilla Thunderbird
> has an extension that checks SPF records for individual messages.

Yes, I know that.  My point was that, for my purposes, checking SPF
records is a waste of cycles.


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