On Fri, 30 Oct 2020, 17:58 Brandon Long, <bl...@google.com> wrote: > > On Fri, Oct 30, 2020 at 8:08 AM Chris Woods via mailop <mailop@mailop.org> > wrote: > >> Tangentially, while not a bounce-after-accept, one user has been seeing >> this 5.7.1 NDR when emailing a contact's GSuite account. It does seem >> similar to an organisational bounce or incorrectly configured forward, >> frankly I'm not sure what to make of it. Typically you can't reach a >> Workspace support agent unless you're the admin user. >> >> <u...@host.domain.tld>: host aspmx.l.google.com[74.125.133.27] said: >> 550-5.7.1 Please be advised that your email account is not configured >> to >> send to 550 5.7.1 this email address, therefore your message has not >> been >> sent - gcdp a184si2242425wmh.22 - gsmtp (in reply to end of DATA >> command) >> > > The gcdp means it's a custom error message set by the admin > > GSuite does have the concept of a "walled garden" type of rules, usually > used with schools, such that student email accounts can't receive or send > mail outside of the school, but admin/teachers can. > https://support.google.com/a/answer/2640542 > > Brandon >
Thanks for the confirmation! :-) I suspected it might be something like their account configured as internal mails only, this contact is an FMCG category buyer so I'm not very surprised. Does GSuite have a facility where an account will bounce emails from an external address until the user sends them an outbound email, or adds a contact to their address book? Cheers Chris
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