{
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      "ns3.correos.es"
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    "warnings": []
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    "warnings": []
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    "valid": true,
    "dns_lookups": 6,
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      "redirect": null,
      "exp": null,
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  },
  "dmarc": {
    "record": null,
    "valid": false,
    "location": null,
    "error": "A DMARC record does not exist for this domain or its base domain"
  }
}