Re: re: inherited SPF record

On Thu, 5 Aug 2004 17:02:40 +0200, Koen Martens wrote
> Non-existent domains are quite effectively protected with a wildcard
> domain :
>
> *     IN TXT "v=spf -all"
>
> or something like that
Also, many (most?) MTAs already block mail from domains that don't exist.