{
  "id": "port/90",
  "family": "port",
  "slug": "90",
  "title": "Port 90 — dnsix",
  "summary": "Well-known port 90 (tcp/udp): DNSIX Securit Attribute Token Map. Service name: dnsix.",
  "kind": "port",
  "status": "standard",
  "verification": "verified",
  "tier": "A",
  "source_url": "https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.csv",
  "source_version": "IANA registry, Last-Modified: Fri, 29 May 2026 01:11:28 GMT",
  "retrieved_date": "2026-05-29",
  "ext_type": "iana-registry-row@1",
  "ext": {
    "value": 90,
    "reference_rfcs": [],
    "transports": [
      "tcp",
      "udp"
    ],
    "raw_columns": {
      "Service Name": "dnsix",
      "Port Number": "90",
      "Transport Protocol": "tcp",
      "Description": "DNSIX Securit Attribute Token Map",
      "Assignee": "[Charles_Watt]",
      "Contact": "[Charles_Watt]",
      "Registration Date": "",
      "Modification Date": "",
      "Reference": "",
      "Service Code": "",
      "Unauthorized Use Reported": "PORT 90 also being used unofficially by Pointcast",
      "Assignment Notes": ""
    }
  },
  "updated": "2026-05-29"
}