{
  "port": 27355,
  "protocol": "tcp",
  "service": "Unassigned",
  "oneLiner": "Unassigned on TCP and UDP, part of the 27352-27356 cluster of unnamed scan hits.",
  "whatItIs": "27355 is inside IANA's unassigned range 27346-27441 and has no registration. Nmap carries 'unknown' entries for it on both TCP and UDP. Its open-frequency matches its neighbours 27352, 27353 and 27356 closely enough that the four are effectively one scanning artefact rather than four distinct services. Nothing verifiable identifies what answers.",
  "exposure": {
    "verdict": "careful",
    "note": "Treat as an unknown listener. A version scan is the only thing that turns this into a real verdict."
  },
  "checkCommand": "nmap -Pn -sV -p 27355 --reason TARGET",
  "links": [
    {
      "title": "IANA Service Name and Transport Protocol Port Number Registry",
      "url": "https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml",
      "kind": "iana"
    },
    {
      "title": "Nmap nmap-services frequency table",
      "url": "https://github.com/nmap/nmap/blob/master/nmap-services",
      "kind": "github"
    }
  ]
}