{"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":"AS19972","resource_type":"asn","page":"https://rirtracker.com/asn/19972/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2016-01-28)"},"current_holder":{"rir":"ARIN","org":"ARRIS Technology, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":5082,"date":"2026-05-19T17:20:40Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"CommScope Technologies LLC.","recipient_org":"ARRIS Technology, Inc.","range":"AS19972","log":"ARIN"},{"id":4958,"date":"2026-03-03T17:22:49Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"ARRIS Enterprises LLC","recipient_org":"CommScope Technologies LLC.","range":"AS19972","log":"ARIN"}],"events":[{"event_id":"8bf19192f1ef4d42","registry":"ARIN","report_date":"2026-05-19","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS19972","start":19972,"end":19972,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"CommScope Technologies LLC.","recipient_organization":"ARRIS Technology, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:28+00:00","page":"https://rirtracker.com/asn/19972/#e-8bf19192f1ef4d42","report_page":"https://rirtracker.com/arin/reports/2026-05-19/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19972.json","observed":"Merger/acquisition: CommScope Technologies LLC. (ARIN) to ARRIS Technology, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from CommScope Technologies LLC. (ARIN) to ARRIS Technology, Inc. (ARIN) on 2026-05-19 17:20 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 2026-05-19 17:20 UTC, CommScope Technologies LLC. (ARIN) to ARRIS Technology, Inc. (ARIN); resources moved: AS19972"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260518","retrieved_at":"2026-10-09T19:01:31+00:00","summary":"ARIN delegated statistics 2026-05-18 (produced 2026-05-18T13:00:40+00:00), before the report: assigned (dated 2016-01-28)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260520","retrieved_at":"2026-10-09T19:01:37+00:00","summary":"ARIN delegated statistics 2026-05-20 (produced 2026-05-20T13:00:40+00:00), after the report: assigned (dated 2016-01-28)"}]},{"event_id":"06e66a98a9a05a32","registry":"ARIN","report_date":"2026-03-03","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS19972","start":19972,"end":19972,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"ARRIS Enterprises LLC","recipient_organization":"CommScope Technologies LLC.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:26+00:00","page":"https://rirtracker.com/asn/19972/#e-06e66a98a9a05a32","report_page":"https://rirtracker.com/arin/reports/2026-03-03/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19972.json","observed":"Merger/acquisition: ARRIS Enterprises LLC (ARIN) to CommScope Technologies LLC. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from ARRIS Enterprises LLC (ARIN) to CommScope Technologies LLC. (ARIN) on 2026-03-03 17:22 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 2026-03-03 17:22 UTC, ARRIS Enterprises LLC (ARIN) to CommScope Technologies LLC. (ARIN); resources moved: AS19972"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260302","retrieved_at":"2026-10-09T18:57:29+00:00","summary":"ARIN delegated statistics 2026-03-02 (produced 2026-03-02T14:00:50+00:00), before the report: assigned (dated 2016-01-28)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260304","retrieved_at":"2026-10-09T18:57:36+00:00","summary":"ARIN delegated statistics 2026-03-04 (produced 2026-03-04T14:00:50+00:00), after the report: assigned (dated 2016-01-28)"}]},{"event_id":"9ff4cc8f966910ab","registry":"ARIN","report_date":"2016-01-28","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS19972","resource_type":"asn","resource":"AS19972","start":19972,"end":19972,"classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:32+00:00","page":"https://rirtracker.com/asn/19972/#e-9ff4cc8f966910ab","report_page":"https://rirtracker.com/arin/reports/2016-01-28/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19972.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. The tracker saw this range removed from registration on 2013-12-03 (AS19972), so it appears to have been issued again from ARIN's pool.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2016-January/002604.html","retrieved_at":"2026-10-12T18:39:04+00:00","summary":"ARIN-Issued report for 2016-01-28: \"Add AS19972\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160127.gz","retrieved_at":"2026-10-12T21:05:11+00:00","summary":"ARIN delegated statistics 2016-01-27 (produced 2016-01-27T06:04:54+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160129.gz","retrieved_at":"2026-10-12T21:05:16+00:00","summary":"ARIN delegated statistics 2016-01-29 (produced 2016-01-29T06:04:41+00:00), after the report: assigned (dated 2016-01-28)"}]},{"event_id":"3043b8f21e9be3c4","registry":"ARIN","report_date":"2016-01-28","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove AS19972","resource_type":"asn","resource":"AS19972","start":19972,"end":19972,"classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Part of the issuance reported the same day","inventory_effect_code":"PAIRED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:32+00:00","page":"https://rirtracker.com/asn/19972/#e-3043b8f21e9be3c4","report_page":"https://rirtracker.com/arin/reports/2016-01-28/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19972.json","explanation":"ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS19972. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2016-January/002604.html","retrieved_at":"2026-10-12T18:39:04+00:00","summary":"ARIN-Issued report for 2016-01-28: \"Remove AS19972\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160127.gz","retrieved_at":"2026-10-12T21:05:11+00:00","summary":"ARIN delegated statistics 2016-01-27 (produced 2016-01-27T06:04:54+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160129.gz","retrieved_at":"2026-10-12T21:05:16+00:00","summary":"ARIN delegated statistics 2016-01-29 (produced 2016-01-29T06:04:41+00:00), after the report: assigned (dated 2016-01-28)"}]},{"event_id":"04bed94c31c87699","registry":"ARIN","report_date":"2013-12-03","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"asn","resource":"AS19972","start":19972,"end":19972,"classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","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":"2026-10-13T23:58:41+00:00","page":"https://rirtracker.com/asn/19972/#e-04bed94c31c87699","report_page":"https://rirtracker.com/arin/reports/2013-12-03/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19972.json","observed":"AS19972 assigned on 2013-12-03, reserved on 2013-12-04","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_months":6,"estimated_hold_end":"2014-06-03","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2001-03-09) on 2013-12-02 and reserved on 2013-12-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2014-06-03. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-extended-20131204.gz","retrieved_at":"2026-10-12T20:08:33+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: AS19972 assigned on 2013-12-03, reserved on 2013-12-04"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-extended-20131202.gz","retrieved_at":"2026-10-12T20:08:28+00:00","summary":"ARIN delegated statistics 2013-12-02 (produced 2013-12-02T06:06:59+00:00), before the report: assigned (dated 2001-03-09)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-extended-20131204.gz","retrieved_at":"2026-10-12T20:08:33+00:00","summary":"ARIN delegated statistics 2013-12-04 (produced 2013-12-04T06:07:02+00:00), after the report: reserved"}]}],"classification_history":{"8bf19192f1ef4d42":[{"raw_change_id":576132,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:28+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from CommScope Technologies LLC. (ARIN) to ARRIS Technology, Inc. (ARIN) on 2026-05-19 17:20 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."}],"06e66a98a9a05a32":[{"raw_change_id":575563,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:26+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from ARRIS Enterprises LLC (ARIN) to CommScope Technologies LLC. (ARIN) on 2026-03-03 17:22 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."}],"9ff4cc8f966910ab":[{"raw_change_id":140735,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:34:45+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. The tracker saw this range removed from registration on 2013-12-03 (AS19972), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":140735,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:49+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. The tracker saw this range removed from registration on 2013-12-03 (AS19972), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":140735,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:26+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. The tracker saw this range removed from registration on 2013-12-03 (AS19972), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":140735,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:32+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. The tracker saw this range removed from registration on 2013-12-03 (AS19972), so it appears to have been issued again from ARIN's pool."}],"3043b8f21e9be3c4":[{"raw_change_id":140734,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:34:45+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS19972. The issuance is explained on that line."},{"raw_change_id":140734,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:49+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS19972. The issuance is explained on that line."},{"raw_change_id":140734,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:26+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS19972. The issuance is explained on that line."},{"raw_change_id":140734,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:32+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2016-01-27 and assigned (dated 2016-01-28) on 2016-01-29. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS19972. The issuance is explained on that line."}],"04bed94c31c87699":[{"raw_change_id":267327,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:39:31+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2001-03-09) on 2013-12-02 and reserved on 2013-12-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2014-06-03. This does not confirm availability."},{"raw_change_id":267327,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:11:40+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2001-03-09) on 2013-12-02 and reserved on 2013-12-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2014-06-03. This does not confirm availability."},{"raw_change_id":267327,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:54:54+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2001-03-09) on 2013-12-02 and reserved on 2013-12-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2014-06-03. This does not confirm availability."},{"raw_change_id":267327,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:58:41+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2001-03-09) on 2013-12-02 and reserved on 2013-12-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2014-06-03. This does not confirm availability."}]},"arin_statistics_now":{"status":"assigned (dated 2016-01-28)"}}