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Unable to email AOL addresses

2358582 shared this problem 3 years ago

I am unable to email addresses in the AOL.com domain. I get the following response when attempting to email them:

>host mailin-01.mx.aol.com[] said: 521 5.2.1 :> (CON:B1) https://postmaster.aol.com/error-codes#554conb1 (in reply to end> of DATA command)

AOL requests that the sys admin contact them regarding the CON:B1 error using this method:


Comments (1)


Mail to AOL is either not delivered or I get an error back that AOL is refusing email.