{"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":"216.71.112.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/216.71.112.0-216.71.115.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2020-09-10)"},"current_holder":{"rir":"ARIN","org":"Google Cloud Mandiant","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":45465,"date":"2026-09-08T14:41:00Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Mandiant, Inc.","recipient_org":"Google Cloud Mandiant","range":"216.71.112.0/22","log":"ARIN"},{"id":26905,"date":"2022-02-08T22:15:23Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"FireEye Inc","recipient_org":"Mandiant, Inc.","range":"216.71.112.0/22","log":"ARIN"},{"id":21447,"date":"2020-09-11T00:32:37Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"OLM, LLC","recipient_org":"FireEye Inc","range":"216.71.112.0/22","log":"ARIN"}],"events":[{"event_id":"ad22381d44acd96a","registry":"ARIN","report_date":"2026-09-08","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"216.71.112.0/22","start":"216.71.112.0","end":"216.71.115.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Mandiant, Inc.","recipient_organization":"Google Cloud Mandiant","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:30+00:00","page":"https://rirtracker.com/ip/216.71.112.0-216.71.115.255/#e-ad22381d44acd96a","report_page":"https://rirtracker.com/arin/reports/2026-09-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.71.112.0-216.71.115.255.json","observed":"Merger/acquisition: Mandiant, Inc. (ARIN) to Google Cloud Mandiant (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Mandiant, Inc. (ARIN) to Google Cloud Mandiant (ARIN) on 2026-09-08 14:41 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 2026-09-08 14:41 UTC, Mandiant, Inc. (ARIN) to Google Cloud Mandiant (ARIN); resources moved: 216.71.112.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260907","retrieved_at":"2026-10-09T19:07:16+00:00","summary":"ARIN delegated statistics 2026-09-07 (produced 2026-09-07T13:00:21+00:00), before the report: allocated (dated 2020-09-10)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260909","retrieved_at":"2026-10-09T19:07:22+00:00","summary":"ARIN delegated statistics 2026-09-09 (produced 2026-09-09T13:00:20+00:00), after the report: allocated (dated 2020-09-10)"}]},{"event_id":"7c805455901c37ed","registry":"ARIN","report_date":"2022-02-08","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"216.71.112.0/22","start":"216.71.112.0","end":"216.71.115.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"FireEye Inc","recipient_organization":"Mandiant, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:00+00:00","page":"https://rirtracker.com/ip/216.71.112.0-216.71.115.255/#e-7c805455901c37ed","report_page":"https://rirtracker.com/arin/reports/2022-02-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.71.112.0-216.71.115.255.json","observed":"Merger/acquisition: FireEye Inc (ARIN) to Mandiant, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from FireEye Inc (ARIN) to Mandiant, Inc. (ARIN) on 2022-02-08 22:15 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 2022-02-08 22:15 UTC, FireEye Inc (ARIN) to Mandiant, Inc. (ARIN); resources moved: 216.71.112.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220207.gz","retrieved_at":"2026-10-12T22:56:32+00:00","summary":"ARIN delegated statistics 2022-02-07 (produced 2022-02-07T14:00:10+00:00), before the report: allocated (dated 2020-09-10)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220209.gz","retrieved_at":"2026-10-12T22:56:37+00:00","summary":"ARIN delegated statistics 2022-02-09 (produced 2022-02-09T14:00:10+00:00), after the report: allocated (dated 2020-09-10)"}]},{"event_id":"2fa9f5838afc30bd","registry":"ARIN","report_date":"2020-09-10","source":"arin_issued","raw_action":"ADD","raw_line":"Add 216.71.112.0-216.71.115.255","resource_type":"ipv4","resource":"216.71.112.0/22","start":"216.71.112.0","end":"216.71.115.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"OLM, LLC","recipient_organization":"FireEye Inc","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:56+00:00","page":"https://rirtracker.com/ip/216.71.112.0-216.71.115.255/#e-2fa9f5838afc30bd","report_page":"https://rirtracker.com/arin/reports/2020-09-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.71.112.0-216.71.115.255.json","piece_of":{"resource":"216.71.0.0/17","page":"https://rirtracker.com/ip/216.71.0.0-216.71.127.255/"},"explanation":"ARIN's transfer log records a transfer from OLM, LLC (ARIN) to FireEye Inc (ARIN) on 2020-09-11 00:32 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-September/004290.html","retrieved_at":"2026-10-12T18:41:02+00:00","summary":"ARIN-Issued report for 2020-09-10: \"Add 216.71.112.0-216.71.115.255\""},{"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 2020-09-11 00:32 UTC, OLM, LLC (ARIN) to FireEye Inc (ARIN); resources moved: 216.71.112.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200909.gz","retrieved_at":"2026-10-12T22:29:54+00:00","summary":"ARIN delegated statistics 2020-09-09 (produced 2020-09-09T14:00:13+00:00), before the report: allocated (dated 1998-09-14)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200911.gz","retrieved_at":"2026-10-12T22:30:09+00:00","summary":"ARIN delegated statistics 2020-09-11 (produced 2020-09-11T14:00:13+00:00), after the report: assigned (dated 2020-09-10)"}]}],"classification_history":{"ad22381d44acd96a":[{"raw_change_id":577197,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:30+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Mandiant, Inc. (ARIN) to Google Cloud Mandiant (ARIN) on 2026-09-08 14:41 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."}],"7c805455901c37ed":[{"raw_change_id":564739,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:00+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from FireEye Inc (ARIN) to Mandiant, Inc. (ARIN) on 2022-02-08 22:15 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."}],"2fa9f5838afc30bd":[{"raw_change_id":167160,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:49:28+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from OLM, LLC (ARIN) to FireEye Inc (ARIN) on 2020-09-11 00:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":167160,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:52+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from OLM, LLC (ARIN) to FireEye Inc (ARIN) on 2020-09-11 00:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":167160,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:37+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from OLM, LLC (ARIN) to FireEye Inc (ARIN) on 2020-09-11 00:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":167160,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:56+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from OLM, LLC (ARIN) to FireEye Inc (ARIN) on 2020-09-11 00:32 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 2020-09-10)"}}