VALID
We have confirmed the validity and safety of these addresses for email communication. They will have a very low bounce rate of under 1%.
| Sub Codes |
Details |
| CONFIDENT |
We received delivery confirmation. |
INVALID
These are the emails that we determined to be invalid. We will delete invalid email addresses to keep our data high quality.
| Sub Codes |
Details |
| SYNTAX |
Email address syntax error. |
| NOT_FOUND |
The email address does not exist. |
| DOMAIN |
The email address does not exist. |
| DNS |
DNS is misconfigured. |
| LOCKED |
The mailbox is disabled or locked. |
| QUOTA_EXCEED |
The mailbox has exceeded its quota. |
| MISCONFIG |
The mailbox is unavailable due to misconfiguration. |
| WHITELIST |
The mailbox only accepts emails from a whitelist. |
CATCH
| Sub Codes |
Details |
| ALL |
The term "catch-all" implies that the email server indicates the email is valid, regardless of its actual validity. If you plan to send emails to these addresses, we recommend categorizing them into a catch-all group, understanding that some of your emails may bounce. |
RISKY
| Sub Codes |
Details |
| TRAP |
The mailbox is known as spam trap. |
| DISPOSABLE |
The mailbox is temporary. |
| REPORTER |
The email address is easily able to report spam. |
| LISTED |
The email address is included in a public spam list. |
UNKNOWN
| Sub Codes |
Details |
| FIREWALL |
Our verification was rejected by the firewall. |
| TIMEOUT |
The verification process timed out during the connection. |
| PROTOCOL |
The connection protocol is not functional. |
| REJECTED |
The verification has been rejected. |
| QUEUED |
Queued but not finished. |
