Re: [Asrg] Re: SPF abused by spammers

[Seth Breidbart <sethb at panix.com>]

Barry Shein <bzs at world.std.com> wrote:

> Can wanadoo.fr publish an SPF record allowing the PC which is
> currently assigned the host name:
>
>      ABordeaux-251-2-10-162.w82-125.abo.wanadoo.fr
>
> to send mail claiming to be from:
>
>      johndoe at ABordeaux-251-2-10-162.w82-125.abo.wanadoo.fr

Yes, they CAN.

> I say they can and likely will,

I have $100 that says they won't.  Want to bet on it?

> but more importantly that spammers who grab such a host as a zombie
> can use this to send all the mail they want past any SPF.

Only if it's published that way (which it won't be), be even if so,
all it would do is cause people to treat email from * at *.abo.wanaoo.fr
as likely spam.

Seth

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