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    Direct Mail:Email address validation API

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    Direct Mail:Email address validation API

    Last Updated:Sep 01, 2026

    Function

    email address validation

    API example

    Note

    • Use GetValidationQuota to get your email validation quota.

    • Use ValidateEmail to validate a single email address.

    • The workflow for batch address processing is as follows:

      1. Use SendValidateFile to upload an address list for verification.

      2. Use GetValidateFileStatus to check the status of the verification file.

      3. Use GetValidateFile to download the result file for the batch verification task.

      4. Use DeleteValidateFile to delete the verification file after verification is complete.

    For API documentation and debugging, see Email Address Validation APIs.

    GetValidationQuota gets your email validation quota.

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    ValidateEmail validates a single email address.

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    Hover over the enumerated values to view their descriptions.

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    Batch calling example

    1. SendValidateFile

    Uploads an address list for verification.

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    2. GetValidateFileStatus

    Gets the status of the verification file.

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    3. GetValidateFile

    Downloads the result file for the batch verification task.

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    Sample downloaded result fileimage

    4. DeleteValidateFile

    Deletes the verification file after verification is complete.

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    Once deleted, the file cannot be retrieved.image