> On Jan 1, 2026, at 18:54, John R Levine via mailop <[email protected]> wrote: > > For providers that offer IPv6, you're right, you need to be able to set your > IPv6 rDNS, which rules out AWS.
It's possible to have IPv6 rDNS / PTR with AWS: https://repost.aws/questions/QUNK3jiBbNSmi3-9YNNd60FQ/how-do-i-set-up-a-ptr-for-ipv6-address-on-ec2#AN0yHJUwDoTX6xjys3G7V7zw As a demo: % whois 2406:da18:3f:df00::e5c | grep -Fi netname netname: AMAZON-AS-AP % dig +short -x 2406:da18:3f:df00::e5c e.sc. -- Alex _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
