{
  "port": 27353,
  "protocol": "tcp",
  "service": "Unassigned",
  "oneLiner": "Unassigned by IANA; unnamed in Nmap's table and usually reported next to 27352.",
  "whatItIs": "IANA places 27353 in the unassigned block 27346-27441. Nmap lists it as 'unknown' with an open-frequency close to that of 27352, 27355 and 27356, so the four show up as a cluster in scan results without any of them being identified. No product default, protocol, or documented malware family claims this number. Read the banner, not the port.",
  "exposure": {
    "verdict": "careful",
    "note": "Nothing standard listens here. Fingerprint the service and apply its rules rather than the port's."
  },
  "checkCommand": "nmap -Pn -sV -p 27353 --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"
    }
  ]
}