List DNS records for an email domain

Example response

{
  "data": [
    {
      "actual_value": null,
      "host": "_telnyx-email.example.com",
      "id": "123e4567-e89b-12d3-a456-426614174001",
      "priority": null,
      "purpose": "ownership",
      "record_type": "TXT",
      "required": true,
      "status": "pending",
      "value": "telnyx-domain-verification=abc123"
    }
  ]
}