[PLUG] SPF records in DNS zone files
Ed Sawicki
ed at alcpress.com
Tue Mar 30 13:34:01 UTC 2004
Rich Shepard wrote:
> Are folks adding spf records to their dns zone files? Aracnet did so for
> my domain when I asked this morning. The format is simple:
>
> domain_name.tld IN TXT "v=spf1 a mx ptr -all"
>
> With this in place, spf-enabled MTAs can verify that mail supposedly from
> your domain name was sent by a defined mail server at your IP address. Seems
> to me this will help reduce spam once spf records are generally implemented.
I did that to all my domains a few months back. However, I've not yet
done what's necessary to have my mail servers check SPF on incoming mail.
Too much cool stuff to do - so little time.
Ed
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