Email Verification Status Codes

What these Email Verification Status Codes Mean?

When verifying an email address, our system assigns a status code based on the validation results. Below are the possible status codes and their meanings:

Status Code Meaning Possible Reasons / Checks Passed Usage
Valid โœ… The email address is valid and can receive emails. - Proper email format
- Active domain with MX records
- Successful SMTP handshake
Safe for sending emails.
Invalid โŒ The email address is incorrect or non-existent. - Typo in the email address
- Domain doesnโ€™t exist
- No associated mailbox
Remove from your mailing list to improve email deliverability.
No MX Records Found ๐Ÿ›‘ The domain exists but has no mail server configured. - The domain is not set up for email services
- The domain is inactive
Avoid sending emails to these addresses, as they wonโ€™t be delivered.
SMTP Connection Error โš ๏ธ The system couldnโ€™t connect to the mail server. - The email server is temporarily down
- Firewall or network issues
- The server rejected the connection
Retry after some time or contact the recipient through alternative means.

Understanding these status codes helps you take appropriate action to improve your email campaigns. For more detailed guidance, check our documentation.

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