Email Validations

Validate email addresses before sending to reduce bounces and protect your sender reputation. Checks include syntax validation, MX record verification, disposable email detection, and risk scoring.

POST

/email-validations

Validate a single email address. Returns detailed validation results including deliverability assessment and risk factors.

json

{
  "email": "alice@example.com"
}

POST

/email-validations/batch

Validate up to 100 email addresses in a single request.

json

{
  "emails": [
    "alice@example.com",
    "bob@disposable.xyz",
    "invalid@"
  ]
}

Validation Results

The result field indicates the overall deliverability assessment:

Result	Description
`deliverable`	Address exists and can receive email
`undeliverable`	Address does not exist or cannot receive email
`risky`	Address exists but has risk factors (disposable, catch-all, etc.)
`unknown`	Unable to determine deliverability

Response Fields

Each validation includes detailed checks:

Field	Description
`syntax_valid`	Whether the email has valid syntax
`mx_valid`	Whether the domain has valid MX records
`is_disposable`	Whether the address uses a disposable email provider
`is_role`	Whether the address is a role-based address (e.g. info@, admin@)
`is_free`	Whether the address uses a free email provider (e.g. Gmail, Yahoo)
`risk`	Risk level: `low`, `medium`, or `high`