{
  "port": 9968,
  "protocol": "tcp",
  "service": "Unassigned",
  "oneLiner": "No IANA assignment, no well-known service — an unremarkable high port.",
  "whatItIs": "IANA has nothing registered on 9968, and Nmap's database lists it as unknown, open on about 0.04% of scanned hosts. The nearest registration in the range is 9966 (odnsp, OKI Data's network setting protocol), which has no bearing on 9968. Anything answering here is application-specific and needs to be identified from its banner.",
  "exposure": {
    "verdict": "careful",
    "note": "Unknown protocol, unknown auth. Identify the owning process before treating the port as safe to expose."
  },
  "checkCommand": "nmap -sV -p 9968 TARGET",
  "links": [
    {
      "title": "IANA port registry — 9968 (no assignment)",
      "url": "https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml?search=9968",
      "kind": "iana"
    },
    {
      "title": "nmap-services — Nmap's port frequency database",
      "url": "https://github.com/nmap/nmap/blob/master/nmap-services",
      "kind": "github"
    }
  ]
}