{
  "port": 8099,
  "protocol": "tcp",
  "service": "Unregistered HTTP alternate",
  "oneLiner": "Unassigned at IANA; a round-number spare HTTP port people pick by hand.",
  "whatItIs": "IANA lists 8098 and 8099 together as Unassigned, so nothing is registered here. 8099 gets chosen the way 8080 and 8888 do — it is memorable and usually free — which makes it a common manual pick for a second web app, an internal tool, or a test server. There is no protocol implied by the number.",
  "exposure": {
    "verdict": "careful",
    "note": "Hand-picked ports are usually hand-configured services; confirm it authenticates before treating it as safe to reach."
  },
  "checkCommand": "curl -sI --max-time 5 http://TARGET:8099/",
  "links": [
    {
      "title": "IANA Service Name and Transport Protocol Port Number Registry — 8099",
      "url": "https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml?search=8099",
      "kind": "iana"
    }
  ]
}