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Direct Mail:How to use the email address validation API?

Last Updated:Jan 10, 2026

Feature description

Email address validation

API examples

Note
  • GetValidationQuota retrieves the email validation quota.

  • ValidateEmail validates a single email address.

  • Order of batch address processing:

    1. SendValidateFile: Uploads the list of addresses to be validated.

    2. GetValidateFileStatus: Retrieves the status of the validation file.

    3. GetValidateFile: Retrieves the result file of the batch validation task.

    4. DeleteValidateFile: Deletes the validation file after the validation is complete.

For API documentation and testing, see Email address validation APIs.

GetValidationQuota retrieves the email validation quota.

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ValidateEmail validates a single email address.

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Hover over an enumeration value to view its description.

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Batch call examples

1. SendValidateFile

Upload the list of addresses to validate.

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2. GetValidateFileStatus

Retrieve the status of the validation file.

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3. GetValidateFile

Retrieve the result file of the batch validation task.

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The file is downloaded from the returned URL.image

4. DeleteValidateFile

After the validation is complete, delete the validation file.

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The file cannot be retrieved after it is deleted.image