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Kyle_Lampis
Level 2
August 5, 2019
Question

Invalid Email Address Issue

  • August 5, 2019
  • 1 reply
  • 2888 views

I have a contact with an email address that Marketo claims is invalid, yet when I reached out to the user, they claim that this address is in fact valid and operational.

This is the error message I receive for 'Email Invalid': 

554 delivery error: dd This user doesn't have a rocketmail.com account (REDACTED@rocketmail.com) [0] - mta4372.mail.bf1.yahoo.com

Can anyone assist me in solving this?

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1 reply

SanfordWhiteman
Level 10
August 5, 2019

Nothing obligates a server to give an accurate SMTP error code. So, if the mailbox otherwise is operational, they've blocked emails from Marketo even if the message doesn't literally say "no likey Marketo".

Kyle_Lampis
Level 2
August 5, 2019

Thanks for your response. Do you think it has anything to do with the Rocketmail domain? This is not very commonly used amongst our database.

SanfordWhiteman
Level 10
August 5, 2019

You could create a sample Rocketmail account and see if it's global. It could just as easily be local to this mailbox, though.