The status of the request. Possibles values are:
200 The request is successful
400 The request is invalid
429 The rate limit is exceeded
The domain from the email you sent
Whether or not the domain has MX records
Whether or not the domain is disposable
Whether or not the email is an alias
Returns a suggested valid domain based on a list of the most popular email providers.
NULL if the domain is already a valid domain, or if there's no close result.
The description of the error, if the status is different from