Hello Not seeing issues sending to Yahoo here, but your SMTP test likely failed because of the invalid EHLO command.
Microsoft's MTA is sending you a failure notification because they were unable to deliver the email to Yahoo. Yahoo's error to Microsoft is as follows. > 451 [RL01] Message temporarily deferred It seems to me that Microsoft is having a problem delivering your email. Thanks! -- Matt Barton [email protected] > On Mar 11, 2024, at 1:21 PM, bannereddivpool via Outages > <[email protected]> wrote: > > Anyone seeing any issues with yahoo email services? I keep getting dropped; > > telnet mta6.am0.yahoodns.net <http://mta6.am0.yahoodns.net/> 25 > Trying 67.195.204.74... > Connected to mta6.am0.yahoodns.net <http://mta6.am0.yahoodns.net/>. > Escape character is '^]'. > 220 mtaproxy501.free.mail.bf1.yahoo.com > <http://mtaproxy501.free.mail.bf1.yahoo.com/> ESMTP ready > EHLO mail.yahoo.com <http://mail.yahoo.com/> > 250-mtaproxy501.free.mail.bf1.yahoo.com > <http://250-mtaproxy501.free.mail.bf1.yahoo.com/> > 250-PIPELINING > 250-SIZE 41943040 > 250-8BITMIME > 250 STARTTLS > Connection closed by foreign host. > > Sending from outlook and I'm getting this as well; > > Diagnostic information for administrators: > > Generating server: SJ2PR14MB6550.namprd14.prod.outlook.com > <http://sj2pr14mb6550.namprd14.prod.outlook.com/> > Total retry attempts: 7 > > [email protected] <mailto:[email protected]> > Remote server returned '550 5.4.300 Message expired -> 451 [RL01] Message > temporarily deferred' > > [email protected] <mailto:[email protected]> > Remote server returned '550 5.4.300 Message expired -> 451 [RL01] Message > temporarily deferred' > > Original message headers: > > _______________________________________________ > Outages mailing list > [email protected] > https://puck.nether.net/mailman/listinfo/outages
_______________________________________________ Outages mailing list [email protected] https://puck.nether.net/mailman/listinfo/outages
