End of September there was a (now fixed) issue with some Verizon / Yahoo accounts due to a problem on their end. It’s likely safe to continue mailing those accounts.
laura > On 13 Nov 2019, at 06:10, Vaibhav via mailop <mailop@mailop.org> wrote: > > Hi Everyone, > > Recently we observed we are getting false bounce reason within month time. As > per our analysis Yahoo is throwing bounce reason as " 554 delivery error: dd > This user doesn't have a yahoo.com <http://yahoo.com/> account ([EMAIL]) " > > We identify the same issue across our customers. Few customer we noticed > around ~25% false positive bounces. > > Here is sample for one user, > > Email bounced : > > 2019-09-30 16:37:24 > mta5.am0.yahoodns.net <http://mta5.am0.yahoodns.net/> (98.136.96.77) > 554 delivery error: dd This user doesn't have a yahoo.com <http://yahoo.com/> > account ([EMAIL]) [-9] - mta4274.mail.ne1.yahoo.com > <http://mta4274.mail.ne1.yahoo.com/> > > Email successfully delivery : > > 2019-10-31 11:54:11 > mta5.am0.yahoodns.net <http://mta5.am0.yahoodns.net/> (98.136.96.76) > > --Vaibhav > > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop -- Having an Email Crisis? We can help! 800 823-9674 Laura Atkins Word to the Wise la...@wordtothewise.com (650) 437-0741 Email Delivery Blog: https://wordtothewise.com/blog
_______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop
