If the HTTP status code of the response is 200, among other fields, the response body will contain a confidence level and verbose details.
| Confidence | Verbose | Description |
|---|---|---|
| verified | verified | The mailbox exists, is reachable, and is not known to be illegitimate or disposable. |
| undeliverable | mailboxDisabled | The mailbox is disabled. |
| mailboxDoesNotExist | The mailbox does not exist. | |
| mailboxFull | The mailbox is full. | |
| syntaxFailure | The syntax of the specified email address is incorrect. | |
| internationalCharactersUnsupported | The domain does not support the use of international characters (e.g. á, é or ø). | |
| unreachable | unreachable | The domain is not responding to validation requests or does not have any active mail servers. |
| illegitimate | illegitimate | Seed, spamtrap, black hole, technical role account or inactive domain. |
| roleAccount | Role accounts such as support, sales, info etc. | |
| typoDomain | The domain of the email address you've provided was close to a common domain and, although it exists, it is highly unlikely to be correct. | |
| localPartSpamTrap | Known local portions of the email address that may indicate spam traps. | |
| Profanity | The email address contains profanity. | |
| disposable | disposable | The domain is administered by a disposable email provider (e.g. Mailinator). |
| unknown | unknown | We were unable to conclusively verify or invalidate the email address. |
| timeout | The request timed out due to the host domain not responding in time. | |
| acceptAll | The domain is accept-all, so the email address cannot be validated. | |
| relayDenied | The result was validated at the incorrect mail exchanger. | |
| BLANK | You are submitting requests at a faster rate than allowed by the email service providers for the domains you are checking. |
