{
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  "apiVersion": "1.1.0",
  "lastModified": "2026-10-16T16:57:18.943Z",
  "sourcePath": "src/main/data/docs",
  "docId": "RFC4143",
  "document": {
    "abstract": "This document describes the functional specification and definition of the ENUM Naming Authority Pointer (NAPTR) record for IFax service. IFax is \"facsimile using Internet mail\". For this use, the Domain Name System (DNS) returns the email address of the referenced IFax system. This mechanism allows email-based fax communication to use telephone numbers instead of requiring the sender to already know the recipient email address. [STANDARDS-TRACK]",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "authors": [
      {
        "name": "Kiyoshi Toyoda"
      },
      {
        "name": "Dave Crocker"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docId": "RFC4143",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docLabel": "IETF RFC 4143",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docNumber": "4143",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docTitle": "Facsimile Using Internet Mail (IFAX) Service of ENUM",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "docType": "Standard",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "doi": "10.17487/RFC4143",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "href": "https://doi.org/10.17487/RFC4143",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "keywords": [
      "NAPTR",
      "IFAX",
      "DNS"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
        "NAPTR",
        "Enum Naming Authority Pointer",
        "Facsimile Using Internet Mail",
        "DNS"
      ],
      "overridden": true,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T16:57:18.943Z",
      "version": "extractDocs.js@commit:30d92d8ed083"
    },
    "pages": "5",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "publicationDate": "2005-11-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "references": {
      "normative": [
        "RFC2119",
        "RFC3761",
        "RFC3965",
        "RFC2532",
        "RFC4142"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc4143/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
      "updated": "2026-10-16T15:45:05.947Z",
      "version": "extractDocs.js@commit:e0fe4a71cd26"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "amendedBy": [
        "RFC6118"
      ],
      "amendedBy$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "errataExist": true,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "errataUrl": [
        "https://www.rfc-editor.org/errata/rfc4143",
        "https://www.rfc-editor.org/errata_search.php?rfc=4143",
        "https://www.rfc-editor.org/rfc/inline-errata/rfc4143.html"
      ],
      "errataUrl$meta": {
        "confidence": "high",
        "note": "Parsed from errata links on RFC/Datatracker pages",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "statusNote": "Proposed Standard",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc4143/",
        "updated": "2026-10-16T15:45:05.947Z",
        "version": "extractDocs.js@commit:e0fe4a71cd26"
      }
    }
  }
}