> >nc: connect to rrmx.imp.ch. port 25 (tcp) failed: Network is unreachable > >nc: connect to rrmx.imp.ch. port 25 (tcp) failed: Network is unreachable > >nc: connect to rrmx.imp.ch. port 25 (tcp) failed: Network is unreachable > > > >So maybe AWS SES is trying to connect to the IPv6 address and cannot? > > I see the same thing, three AAAA records that point to servers that > refuse port 25 connections. That is a problem. > > Either make the v6 servers work or get rid of the AAAA records.
Hi, this is very odd, could you send a traceroute to those IPv6 destinations? I can confirm the servers do NOT refuse IPv6 connections. I suppose there is a transit problem from certain ISP. Mit freundlichen Grüssen -Benoît Panizzon- -- I m p r o W a r e A G - Leiter Commerce Kunden ______________________________________________________ Zurlindenstrasse 29 Tel +41 61 826 93 00 CH-4133 Pratteln Fax +41 61 826 93 01 Schweiz Web http://www.imp.ch ______________________________________________________ _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop