{"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":"216.24.63.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/216.24.63.0-216.24.63.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2020-02-18)"},"current_holder":{"rir":"ARIN","org":"Whitecap Resources Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":42613,"date":"2026-01-15T19:41:43Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Hammerhead Resources Inc.","recipient_org":"Whitecap Resources Inc.","range":"216.24.63.0/24","log":"ARIN"},{"id":20032,"date":"2020-02-18T15:19:19Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"SmartLayer Business Solutions","recipient_org":"Hammerhead Resources Inc.","range":"216.24.63.0/24","log":"ARIN"},{"id":16768,"date":"2019-01-08T16:44:59Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"AMERICAN TECHNOLOGY HOLDINGS, INC.","recipient_org":"SmartLayer Business Solutions","range":"216.24.63.0/24","log":"ARIN"},{"id":15671,"date":"2018-10-30T21:24:15Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"WinNET Communications, Inc.","recipient_org":"AMERICAN TECHNOLOGY HOLDINGS, INC.","range":"216.24.0.0/18","log":"ARIN"}],"events":[{"event_id":"316ee3be61180fcf","registry":"ARIN","report_date":"2026-01-15","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"216.24.63.0/24","start":"216.24.63.0","end":"216.24.63.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Hammerhead Resources Inc.","recipient_organization":"Whitecap Resources Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:25+00:00","page":"https://rirtracker.com/ip/216.24.63.0-216.24.63.255/#e-316ee3be61180fcf","report_page":"https://rirtracker.com/arin/reports/2026-01-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.24.63.0-216.24.63.255.json","observed":"Merger/acquisition: Hammerhead Resources Inc. (ARIN) to Whitecap Resources Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Hammerhead Resources Inc. (ARIN) to Whitecap Resources Inc. (ARIN) on 2026-01-15 19:41 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 2026-01-15 19:41 UTC, Hammerhead Resources Inc. (ARIN) to Whitecap Resources Inc. (ARIN); resources moved: 216.24.63.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260114","retrieved_at":"2026-10-09T18:54:57+00:00","summary":"ARIN delegated statistics 2026-01-14 (produced 2026-01-14T14:00:47+00:00), before the report: allocated (dated 2020-02-18)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260116","retrieved_at":"2026-10-09T18:55:04+00:00","summary":"ARIN delegated statistics 2026-01-16 (produced 2026-01-16T14:00:49+00:00), after the report: allocated (dated 2020-02-18)"}]},{"event_id":"c3feb961223fd223","registry":"ARIN","report_date":"2020-02-18","source":"arin_issued","raw_action":"ADD","raw_line":"Add 216.24.63.0-216.24.63.255","resource_type":"ipv4","resource":"216.24.63.0/24","start":"216.24.63.0","end":"216.24.63.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"SmartLayer Business Solutions","recipient_organization":"Hammerhead Resources Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:45+00:00","page":"https://rirtracker.com/ip/216.24.63.0-216.24.63.255/#e-c3feb961223fd223","report_page":"https://rirtracker.com/arin/reports/2020-02-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.24.63.0-216.24.63.255.json","explanation":"ARIN's transfer log records a transfer from SmartLayer Business Solutions (ARIN) to Hammerhead Resources Inc. (ARIN) on 2020-02-18 15:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2020-February/004085.html","retrieved_at":"2026-10-12T18:40:48+00:00","summary":"ARIN-Issued report for 2020-02-18: \"Add 216.24.63.0-216.24.63.255\""},{"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: RESOURCE_TRANSFER on 2020-02-18 15:19 UTC, SmartLayer Business Solutions (ARIN) to Hammerhead Resources Inc. (ARIN); resources moved: 216.24.63.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200217.gz","retrieved_at":"2026-10-12T22:19:22+00:00","summary":"ARIN delegated statistics 2020-02-17 (produced 2020-02-17T15:00:12+00:00), before the report: allocated (dated 2019-01-08)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200219.gz","retrieved_at":"2026-10-12T22:19:27+00:00","summary":"ARIN delegated statistics 2020-02-19 (produced 2020-02-19T15:00:13+00:00), after the report: assigned (dated 2020-02-18)"}]},{"event_id":"a63c45621d1a1870","registry":"ARIN","report_date":"2019-01-08","source":"arin_issued","raw_action":"ADD","raw_line":"Add 216.24.63.0-216.24.63.255","resource_type":"ipv4","resource":"216.24.63.0/24","start":"216.24.63.0","end":"216.24.63.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"AMERICAN TECHNOLOGY HOLDINGS, INC.","recipient_organization":"SmartLayer Business Solutions","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:23+00:00","page":"https://rirtracker.com/ip/216.24.63.0-216.24.63.255/#e-a63c45621d1a1870","report_page":"https://rirtracker.com/arin/reports/2019-01-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.24.63.0-216.24.63.255.json","piece_of":{"resource":"216.24.0.0/18","page":"https://rirtracker.com/ip/216.24.0.0-216.24.63.255/"},"explanation":"ARIN's transfer log records a transfer from AMERICAN TECHNOLOGY HOLDINGS, INC. (ARIN) to SmartLayer Business Solutions (ARIN) on 2019-01-08 16:44 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2019-January/003681.html","retrieved_at":"2026-10-12T18:40:20+00:00","summary":"ARIN-Issued report for 2019-01-08: \"Add 216.24.63.0-216.24.63.255\""},{"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: RESOURCE_TRANSFER on 2019-01-08 16:44 UTC, AMERICAN TECHNOLOGY HOLDINGS, INC. (ARIN) to SmartLayer Business Solutions (ARIN); resources moved: 216.24.63.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190107.gz","retrieved_at":"2026-10-12T21:58:24+00:00","summary":"ARIN delegated statistics 2019-01-07 (produced 2019-01-07T06:00:12+00:00), before the report: allocated (dated 1998-07-21)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190109.gz","retrieved_at":"2026-10-12T21:58:29+00:00","summary":"ARIN delegated statistics 2019-01-09 (produced 2019-01-09T06:00:12+00:00), after the report: allocated (dated 2019-01-08)"}]}],"classification_history":{"316ee3be61180fcf":[{"raw_change_id":575303,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:25+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Hammerhead Resources Inc. (ARIN) to Whitecap Resources Inc. (ARIN) on 2026-01-15 19:41 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."}],"c3feb961223fd223":[{"raw_change_id":164106,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:47:19+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SmartLayer Business Solutions (ARIN) to Hammerhead Resources Inc. (ARIN) on 2020-02-18 15:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":164106,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:44+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SmartLayer Business Solutions (ARIN) to Hammerhead Resources Inc. (ARIN) on 2020-02-18 15:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":164106,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:29+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SmartLayer Business Solutions (ARIN) to Hammerhead Resources Inc. (ARIN) on 2020-02-18 15:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":164106,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:45+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from SmartLayer Business Solutions (ARIN) to Hammerhead Resources Inc. (ARIN) on 2020-02-18 15:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"a63c45621d1a1870":[{"raw_change_id":157970,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:43:14+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from AMERICAN TECHNOLOGY HOLDINGS, INC. (ARIN) to SmartLayer Business Solutions (ARIN) on 2019-01-08 16:44 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":157970,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:27+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from AMERICAN TECHNOLOGY HOLDINGS, INC. (ARIN) to SmartLayer Business Solutions (ARIN) on 2019-01-08 16:44 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":157970,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:10+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from AMERICAN TECHNOLOGY HOLDINGS, INC. (ARIN) to SmartLayer Business Solutions (ARIN) on 2019-01-08 16:44 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":157970,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:23+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from AMERICAN TECHNOLOGY HOLDINGS, INC. (ARIN) to SmartLayer Business Solutions (ARIN) on 2019-01-08 16:44 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2020-02-18)"}}