{
  "port": 57294,
  "protocol": "tcp",
  "service": "Unassigned (dynamic range)",
  "oneLiner": "An unregistered number that earns its place in default scans by frequency alone.",
  "whatItIs": "57294 has no IANA registration; RFC 6335 sets the entire 49152-65535 block aside for local and dynamic use. Nmap's nmap-services scores it 0.000380 as \"unknown\", enough to be probed by a plain `nmap TARGET`. SANS ISC shows scan traffic but no service name and no CVEs. Its only claim to notability is that Nmap asks about it.",
  "exposure": {
    "verdict": "careful",
    "note": "No documented service means no documented security properties. Treat any listener here as unaudited until proven otherwise."
  },
  "checkCommand": "nc -vz -w 3 TARGET 57294",
  "links": [
    {
      "title": "RFC 6335 — Dynamic Ports (49152-65535)",
      "url": "https://www.rfc-editor.org/rfc/rfc6335.html",
      "kind": "spec"
    },
    {
      "title": "IANA port registry — search 57294",
      "url": "https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml?search=57294",
      "kind": "iana"
    },
    {
      "title": "Nmap Reference Guide — the nmap-services file",
      "url": "https://nmap.org/book/nmap-services.html",
      "kind": "official-docs"
    }
  ]
}