Smtp sender address rejected not owned by user
- Smtp error sender address rejected not owned by user
- Smtp error 553 5.7.1 sender address rejected not owned by user
- Com.sun.mail.smtp.smtpaddressfailedexception sender address rejected not owned by user
- Sender address rejected not owned by user
- Recipient address rejected user unknown in virtual mailbox table
- Rejected request from rfc1918 ip to public server address