Either the sub lapsed (if you own the domain and are the admin) or your mailbox was removed.
If you are the admin, log into admin.microsoft.com to check. If you are not the admin, you'll need to talk to your admin.
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Error code logging in. Could my subscription have lapsed?
bounced emails sent to me
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Either the sub lapsed (if you own the domain and are the admin) or your mailbox was removed.
If you are the admin, log into admin.microsoft.com to check. If you are not the admin, you'll need to talk to your admin.