Re: [dns-wg] rMX and rDNS together make spamming more difficult ?

>> My idea is check senders (MTA s) ip and priviledges to use >> smtp, not using protocol headers or other content filtering >> method. My idea is control connection (ip) using reverse dns >> lookup database, not dns lookup. I'm confused. How do you propose to use the reverse DNS database without doing a DNS lookup? Please explain. Oh, and please use a real email address on this list. IIRC postings are only permitted from list members which means the list should be spam-free. Putting garbage in the From: header is not appreciated.