{"classifier_version":"1.4.0","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by ARIN, the RIPE NCC, APNIC, LACNIC, AFRINIC, the Number Resource Organization (NRO), or any other Regional Internet Registry. Classifications and hold-expiration dates are evidence-based interpretations and do not constitute confirmation that a resource is available for issuance or transfer.","resource":"199.168.12.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/199.168.12.0-199.168.12.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2009-03-31)"},"current_holder":{"rir":"ARIN","org":"Macmillan Publishers Inc","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":7008,"date":"2016-05-17T17:51:56Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"NATURE AMERICA, INC","recipient_org":"Macmillan Publishers Inc","range":"199.168.12.0/24","log":"ARIN"}],"events":[{"event_id":"9e7267e2cf1918d8","registry":"ARIN","report_date":"2016-05-17","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"199.168.12.0/24","start":"199.168.12.0","end":"199.168.12.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"NATURE AMERICA, INC","recipient_organization":"Macmillan Publishers Inc","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:25+00:00","page":"https://rirtracker.com/ip/199.168.12.0-199.168.12.255/#e-9e7267e2cf1918d8","report_page":"https://rirtracker.com/arin/reports/2016-05-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/199.168.12.0-199.168.12.255.json","observed":"Merger/acquisition: NATURE AMERICA, INC (ARIN) to Macmillan Publishers Inc (ARIN)","piece_of":{"resource":"199.168.12.0/22","page":"https://rirtracker.com/ip/199.168.12.0-199.168.15.255/"},"explanation":"ARIN's transfer log records a merger, acquisition or reorganization from NATURE AMERICA, INC (ARIN) to Macmillan Publishers Inc (ARIN) on 2016-05-17 17:51 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","evidence":[{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: MERGER_ACQUISITION on 2016-05-17 17:51 UTC, NATURE AMERICA, INC (ARIN) to Macmillan Publishers Inc (ARIN); resources moved: 199.168.12.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160516.gz","retrieved_at":"2026-10-12T21:10:30+00:00","summary":"ARIN delegated statistics 2016-05-16 (produced 2016-05-16T05:04:01+00:00), before the report: assigned (dated 2009-03-31)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160518.gz","retrieved_at":"2026-10-12T21:10:35+00:00","summary":"ARIN delegated statistics 2016-05-18 (produced 2016-05-18T05:03:46+00:00), after the report: assigned (dated 2009-03-31)"}]}],"classification_history":{"9e7267e2cf1918d8":[{"raw_change_id":550236,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:25+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from NATURE AMERICA, INC (ARIN) to Macmillan Publishers Inc (ARIN) on 2016-05-17 17:51 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}]},"arin_statistics_now":{"status":"allocated (dated 2009-03-31)"}}