"Livingood, Jason" <jason_living...@cable.comcast.com> writes:
> In preparation for the World IPv6 Launch, inbound (SMTP) email to the > comcast.net domain was IPv6-enabled today, June 5, 2012, at 9:34 UTC. > Roughly one minute later, at 9:35:30 UTC we received our first > inbound email over IPv6 from 2001:4ba0:fff4:1c::2. That first bit of mail > was spam, and was caught by our Cloudmark messaging anti-abuse platform > (the sender attempted a range of standard spam tactics in subsequent > connections). ... rim shot: i suggest that the e-mail industry consider a two-level approach to rejecting ipv6 spam based on source address. for more information see: http://www.circleid.com/posts/20110607_two_stage_filtering_for_ipv6_electronic_mail/ paul
