{
  "title": "Zielwerte für den E-Mail-Zustellbarkeits-Score",
  "source": "CaptainDNS",
  "date": "2026-05-29",
  "thresholds": [
    {
      "metric": "Zustellrate",
      "good": "95-99 %",
      "watch": "90-95 %",
      "critical": "Unter 90 %"
    },
    {
      "metric": "Spam-Beschwerderate",
      "good": "Unter 0,1 %",
      "watch": "0,1-0,3 %",
      "critical": "Über 0,3 %"
    },
    {
      "metric": "Bounce-Rate",
      "good": "Unter 2 %",
      "watch": "2-5 %",
      "critical": "Über 5 %"
    },
    {
      "metric": "Sender Score (Validity)",
      "good": "Über 80",
      "watch": "70-80",
      "critical": "Unter 70"
    },
    {
      "metric": "DMARC-Richtlinie",
      "good": "p=reject",
      "watch": "p=quarantine",
      "critical": "p=none oder fehlt"
    },
    {
      "metric": "Transportsicherheit",
      "good": "MTA-STS enforce oder DANE",
      "watch": "MTA-STS testing",
      "critical": "Keine"
    }
  ]
}