On Wed, 13 May 2015 11:05:16 -0400 (EDT) Paul Wouters <p...@nohats.ca> wrote:
> On Wed, 13 May 2015, Lee Howard wrote: > > > Is there consensus now that ISPs don’t need to provide PTRs for their > > customers? > > No. > > As long as the anti-spam meassures include refusing email from IPv6 > without PTR's, such a consensus would mean taking the ability away from > people running their own mail servers with IPv6 on ISP controlled IPv6. > > Without the PTRs, sadly those IPv6 addresses are not equal peers on the > internet, but only marginally better than a NATed IPv4 address. I thought it was best practice to block SMTP from residential customers? This is the case for my past 3 ISPs (although one had an opt-out if you really wanted to run a mail server). Cheers, -- Shane _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop