{
  "category": "asn",
  "updated": "2026-10-08",
  "confidence_levels": {
    "verified": "Read on the official page/file.",
    "verified-archive": "Official page, read via a Wayback Machine snapshot (live site blocks automated fetches); 'archive' has the snapshot URL.",
    "secondary": "Secondary source only (e.g. Wikipedia); treat as unconfirmed.",
    "uncertain": "Plausible but not confirmed; do not rely on it."
  },
  "title": "Documentation Autonomous System numbers",
  "items": [
    {
      "value": "64496-64511",
      "purpose": "16-bit ASNs reserved for documentation and sample code",
      "source": "https://www.rfc-editor.org/rfc/rfc5398",
      "confidence": "verified"
    },
    {
      "value": "65536-65551",
      "purpose": "32-bit ASNs reserved for documentation and sample code",
      "source": "https://www.rfc-editor.org/rfc/rfc5398",
      "confidence": "verified"
    }
  ]
}