{"schema_version":"4ort.packet/1","entity":{"entity_id":"arpa","kg_uuid":"533a146f-7bc8-4596-97b7-84495d60fe74","wikidata_id":"Q158966","name":".arpa","description":"top-level domain","type":"Intangible","url":"https://4ort.xyz/entity/arpa"},"status":"complete","as_of":{"copy_written_at":"2026-11-03T13:51:34Z","last_source_edit_seen":"2026-09-09T00:11:54Z","stale_possible":true,"claims_refreshed_at":null,"source_revision":null},"facts":[{"field":"P31","label":"instance of","value":"top-level domain","value_id":"Q14296","value_raw":"Q14296","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P31","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P571","label":"inception","value":"1999","value_id":null,"value_raw":"+1999-00-00T00:00:00Z","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P571","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P856","label":"official website","value":"http://www.iana.org/arpa-dom/","value_id":null,"value_raw":"http://www.iana.org/arpa-dom/","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P856","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P126","label":"maintained by","value":"Internet Assigned Numbers Authority","value_id":"Q242540","value_raw":"Q242540","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P126","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P859","label":"sponsor","value":"Internet Architecture Board","value_id":"Q1667943","value_raw":"Q1667943","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P859","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P1343","label":"described by source","value":"RFC 6761: Special-Use Domain Names","value_id":"Q47460275","value_raw":"Q47460275","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P1343","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P3381","label":"File Format Wiki page ID","value":"TLD_.arpa","value_id":null,"value_raw":"TLD_.arpa","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P3381","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P4839","label":"Wolfram Language entity code","value":"Entity[\"TopLevelDomain\", \"ARPA\"]","value_id":null,"value_raw":"Entity[\"TopLevelDomain\", \"ARPA\"]","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P4839","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P5914","label":"IANA Root Zone Database ID","value":"arpa","value_id":null,"value_raw":"arpa","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P5914","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P12521","label":"ICANNWiki page ID","value":".arpa","value_id":null,"value_raw":".arpa","rank":"normal","current":null,"qualifiers":[{"field":"P9675","label":"MediaWiki page ID","value":"9298"}],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q158966#P12521","source_edition":null,"edition_basis":"unknown","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}}],"unknowns":[],"omitted":{"facts":0,"reason":null},"licences":[{"source":"wikidata","source_name":"Wikidata","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"fields":["P31","P571","P856","P126","P859","P1343","P3381","P4839","P5914","P12521"]}],"routes":{"entity_page":"https://4ort.xyz/entity/arpa","packet_api":"https://4ort.xyz/api/v1/entities/arpa/packet","facts_jsonld":"https://4ort.xyz/entity/arpa/facts.json","changes_api":"https://4ort.xyz/api/v1/knowledge/get_entity_changes?entity=arpa","attention_api":"https://4ort.xyz/api/v1/knowledge/get_attention?entity=arpa","wikidata":"https://www.wikidata.org/wiki/Q158966","official_website":"http://www.iana.org/arpa-dom/"},"trust_rules":{"wikidata-reference-support/2":"From the references in our copy of the statement: high = it cites a source (stated in P248, or a reference URL that is not Wikipedia); medium = only 'imported from Wikimedia project' or a Wikipedia URL; unscored = our copy holds no reference (older copies dropped references, so this is not evidence that Wikidata has none). Wikidata may hold more references than our copy shows. Reference support, not a probability."},"notes":["Our copy of this item's statements has not been checked against Wikidata since tracking began (2026-10-25); a newer value may exist."]}