I had it for one on one email to addresses I know are good. On Mon, Dec 14, 2020 at 7:19 PM Tara Natanson via mailop <mailop@mailop.org> wrote:
> Sorry that sent before I finished typing. > > We are seeing huge spikes in those codes as well. Some testing shows that > valid addresses are getting that response intermittently as well. > > Tara Natanson > Constant Contact > > On Mon, Dec 14, 2020 at 7:00 PM Tara Natanson <tara+mai...@natanson.net> > wrote: > >> Heh, I just sent the same thing. We starte seeing it at 15:30 Eastern >> US time. >> >> Tara >> >> On Mon, Dec 14, 2020 at 6:58 PM Bez Thomas via mailop <mailop@mailop.org> >> wrote: >> >>> Anyone else seeing repeated, but intermittent, 550-5.1.1s from Gmail for >>> valid addresses? >>> >>> Diagnostic-Code: smtp; 550-5.1.1 The email account that you tried to >>> reach does not exist. Please try >>> 550-5.1.1 double-checking the recipient's email address for typos or >>> 550-5.1.1 unnecessary spaces. Learn more at >>> 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser >>> -- >>> Bez Thomas >>> >>> >>> >>> _______________________________________________ >>> mailop mailing list >>> mailop@mailop.org >>> https://list.mailop.org/listinfo/mailop >>> >> _______________________________________________ > mailop mailing list > mailop@mailop.org > https://list.mailop.org/listinfo/mailop > -- Brett Schenker Man of Many Things, Including 5B Consulting - http://www.5bconsulting.com Graphic Policy - http://www.graphicpolicy.com Twitter - http://twitter.com/bhschenker LinkedIn - http://www.linkedin.com/in/brettschenker
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