{"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":"159.117.216.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/159.117.216.0-159.117.219.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2016-12-21)"},"current_holder":{"rir":"ARIN","org":"CDK Global, LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":21165,"date":"2020-07-29T17:17:40Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Fresh Beginnings, Inc.","recipient_org":"CDK Global, LLC","range":"159.117.216.0/22","log":"ARIN"},{"id":8442,"date":"2016-12-21T22:36:37Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Canterbury District Health Board","recipient_org":"Fresh Beginnings, Inc.","range":"159.117.216.0/22","log":"ARIN"},{"id":124892,"date":"2016-12-21T22:08:23Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Canterbury District Health Board","recipient_org":"FB-90","range":"159.117.216.0/22","log":"APNIC"}],"events":[{"event_id":"6fa4e130e2937afe","registry":"ARIN","report_date":"2020-07-29","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"159.117.216.0/22","start":"159.117.216.0","end":"159.117.219.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Fresh Beginnings, Inc.","recipient_organization":"CDK Global, LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:50+00:00","page":"https://rirtracker.com/ip/159.117.216.0-159.117.219.255/#e-6fa4e130e2937afe","report_page":"https://rirtracker.com/arin/reports/2020-07-29/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/159.117.216.0-159.117.219.255.json","observed":"Merger/acquisition: Fresh Beginnings, Inc. (ARIN) to CDK Global, LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Fresh Beginnings, Inc. (ARIN) to CDK Global, LLC (ARIN) on 2020-07-29 17:17 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 2020-07-29 17:17 UTC, Fresh Beginnings, Inc. (ARIN) to CDK Global, LLC (ARIN); resources moved: 159.117.216.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200728.gz","retrieved_at":"2026-10-12T22:27:46+00:00","summary":"ARIN delegated statistics 2020-07-28 (produced 2020-07-28T14:00:12+00:00), before the report: allocated (dated 2016-12-21)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200730.gz","retrieved_at":"2026-10-12T22:27:51+00:00","summary":"ARIN delegated statistics 2020-07-30 (produced 2020-07-30T14:00:13+00:00), after the report: allocated (dated 2016-12-21)"}]},{"event_id":"2b5c29a4a57a0a18","registry":"APNIC","report_date":"2017-02-16","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"159.117.216.0/22","start":"159.117.216.0","end":"159.117.219.255","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"OBSERVED_ONLY","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:04+00:00","page":"https://rirtracker.com/ip/159.117.216.0-159.117.219.255/#e-2b5c29a4a57a0a18","report_page":"https://rirtracker.com/apnic/reports/2017-02-16/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/159.117.216.0-159.117.219.255.json","observed":"159.117.216.0/22 allocated on 2017-02-16, not listed on 2017-02-17","hold":{"hold_rule_source_url":"https://www.apnic.net/manage-ip/manage-resources/address-status","hold_rule_months":12,"estimated_hold_end":"2018-02-16","availability_statement":"Possible reissue candidate after this date; not confirmed available","hold_rule_observed":true},"explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 1992-04-09) on 2017-02-16 and not listed on 2017-02-17. Being gone from APNIC's statistics entirely can also mean it moved to another registry. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, but its statistics have released returned IPv4 space a year after the removal or later since 2014, so the tracker estimates the hold ends on 2018-02-16. That is what APNIC has done, not a rule it states. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2017/delegated-apnic-extended-20170217.gz","retrieved_at":"2026-10-12T21:57:26+00:00","summary":"Found by comparing APNIC's daily statistics: 159.117.216.0/22 allocated on 2017-02-16, not listed on 2017-02-17"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2017/delegated-apnic-extended-20170216.gz","retrieved_at":"2026-10-12T21:57:23+00:00","summary":"APNIC delegated statistics 2017-02-16, before the change: allocated (dated 1992-04-09)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2017/delegated-apnic-extended-20170217.gz","retrieved_at":"2026-10-12T21:57:26+00:00","summary":"APNIC delegated statistics 2017-02-17, after the change: not listed"}]},{"event_id":"52b708b26ada4b80","registry":"APNIC","report_date":"2016-12-22","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"159.117.216.0/22","start":"159.117.216.0","end":"159.117.219.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Canterbury District Health Board","recipient_organization":"FB-90","inventory_effect":"Transferred out of APNIC administration; not offered to APNIC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:33+00:00","page":"https://rirtracker.com/ip/159.117.216.0-159.117.219.255/#e-52b708b26ada4b80","report_page":"https://rirtracker.com/apnic/reports/2016-12-22/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/159.117.216.0-159.117.219.255.json","observed":"Transfer: Canterbury District Health Board (APNIC) to FB-90 (ARIN)","piece_of":{"resource":"159.117.192.0/19","page":"https://rirtracker.com/ip/159.117.192.0-159.117.223.255/"},"explanation":"APNIC's transfer log records a transfer from Canterbury District Health Board (APNIC) to FB-90 (ARIN) on 2016-12-21 22:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants.","evidence":[{"type":"transfer","url":"https://ftp.apnic.net/stats/apnic/transfers/transfers_latest.json","retrieved_at":"2026-10-13T18:17:16+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2016-12-21 22:08 UTC, Canterbury District Health Board (APNIC) to FB-90 (ARIN); resources moved: 159.117.208.0/21, 159.117.216.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20161222.gz","retrieved_at":"2026-10-12T21:53:50+00:00","summary":"APNIC delegated statistics 2016-12-22, before the change: allocated (dated 1992-04-09)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20161223.gz","retrieved_at":"2026-10-12T21:53:54+00:00","summary":"APNIC delegated statistics 2016-12-23, after the change: allocated (dated 1992-04-09)"}]}],"classification_history":{"6fa4e130e2937afe":[{"raw_change_id":560756,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:50+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Fresh Beginnings, Inc. (ARIN) to CDK Global, LLC (ARIN) on 2020-07-29 17:17 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."}],"2b5c29a4a57a0a18":[{"raw_change_id":365825,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T05:26:40+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 1992-04-09) on 2017-02-16 and not listed on 2017-02-17. Being gone from APNIC's statistics entirely can also mean it moved to another registry. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":365825,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:17:04+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 1992-04-09) on 2017-02-16 and not listed on 2017-02-17. Being gone from APNIC's statistics entirely can also mean it moved to another registry. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":365825,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T15:00:43+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 1992-04-09) on 2017-02-16 and not listed on 2017-02-17. Being gone from APNIC's statistics entirely can also mean it moved to another registry. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":365825,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:04+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 1992-04-09) on 2017-02-16 and not listed on 2017-02-17. Being gone from APNIC's statistics entirely can also mean it moved to another registry. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, but its statistics have released returned IPv4 space a year after the removal or later since 2014, so the tracker estimates the hold ends on 2018-02-16. That is what APNIC has done, not a rule it states. This does not confirm availability."}],"52b708b26ada4b80":[{"raw_change_id":34117,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:15+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Canterbury District Health Board (APNIC) to FB-90 (ARIN) on 2016-12-21 22:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":34117,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:49+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Canterbury District Health Board (APNIC) to FB-90 (ARIN) on 2016-12-21 22:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":34117,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:59+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Canterbury District Health Board (APNIC) to FB-90 (ARIN) on 2016-12-21 22:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":34117,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:33+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Canterbury District Health Board (APNIC) to FB-90 (ARIN) on 2016-12-21 22:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."}]},"arin_statistics_now":{"status":"allocated (dated 2016-12-21)"}}