{"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":"104.255.24.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/104.255.24.0-104.255.31.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2015-01-20)"},"current_holder":{"rir":"ARIN","org":"Nextlink Broadband","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":35646,"date":"2024-05-21T15:24:07Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"WideRange Broadband LLC","recipient_org":"Nextlink Broadband","range":"104.255.24.0/21","log":"ARIN"}],"events":[{"event_id":"11ccf406937b51f2","registry":"ARIN","report_date":"2024-05-21","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"104.255.24.0/21","start":"104.255.24.0","end":"104.255.31.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"WideRange Broadband LLC","recipient_organization":"Nextlink Broadband","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:15+00:00","page":"https://rirtracker.com/ip/104.255.24.0-104.255.31.255/#e-11ccf406937b51f2","report_page":"https://rirtracker.com/arin/reports/2024-05-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/104.255.24.0-104.255.31.255.json","observed":"Merger/acquisition: WideRange Broadband LLC (ARIN) to Nextlink Broadband (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from WideRange Broadband LLC (ARIN) to Nextlink Broadband (ARIN) on 2024-05-21 15:24 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 2024-05-21 15:24 UTC, WideRange Broadband LLC (ARIN) to Nextlink Broadband (ARIN); resources moved: 104.255.24.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240520.gz","retrieved_at":"2026-10-12T23:40:21+00:00","summary":"ARIN delegated statistics 2024-05-20 (produced 2024-05-20T13:00:48+00:00), before the report: allocated (dated 2015-01-20)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240522.gz","retrieved_at":"2026-10-12T23:40:26+00:00","summary":"ARIN delegated statistics 2024-05-22 (produced 2024-05-22T13:00:47+00:00), after the report: allocated (dated 2015-01-20)"}]},{"event_id":"466cfeb1ae710a27","registry":"ARIN","report_date":"2015-01-20","source":"arin_issued","raw_action":"ADD","raw_line":"Add 104.255.24.0-104.255.31.255","resource_type":"ipv4","resource":"104.255.24.0/21","start":"104.255.24.0","end":"104.255.31.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","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":"2026-10-13T23:51:18+00:00","page":"https://rirtracker.com/ip/104.255.24.0-104.255.31.255/#e-466cfeb1ae710a27","report_page":"https://rirtracker.com/arin/reports/2015-01-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/104.255.24.0-104.255.31.255.json","explanation":"No transfer record matches. ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2015-January/002232.html","retrieved_at":"2026-10-12T18:38:39+00:00","summary":"ARIN-Issued report for 2015-01-20: \"Add 104.255.24.0-104.255.31.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20150119.gz","retrieved_at":"2026-10-12T20:46:59+00:00","summary":"ARIN delegated statistics 2015-01-19 (produced 2015-01-19T06:07:06+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20150121.gz","retrieved_at":"2026-10-12T20:47:04+00:00","summary":"ARIN delegated statistics 2015-01-21 (produced 2015-01-21T06:06:37+00:00), after the report: allocated (dated 2015-01-20)"}]},{"event_id":"040f59785fb07ffd","registry":"ARIN","report_date":"2015-01-20","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 104.255.24.0-104.255.31.255","resource_type":"ipv4","resource":"104.255.24.0/21","start":"104.255.24.0","end":"104.255.31.255","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":"2026-10-13T23:51:18+00:00","page":"https://rirtracker.com/ip/104.255.24.0-104.255.31.255/#e-040f59785fb07ffd","report_page":"https://rirtracker.com/arin/reports/2015-01-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/104.255.24.0-104.255.31.255.json","explanation":"ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.255.24.0-104.255.31.255. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2015-January/002232.html","retrieved_at":"2026-10-12T18:38:39+00:00","summary":"ARIN-Issued report for 2015-01-20: \"Remove 104.255.24.0-104.255.31.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20150119.gz","retrieved_at":"2026-10-12T20:46:59+00:00","summary":"ARIN delegated statistics 2015-01-19 (produced 2015-01-19T06:07:06+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20150121.gz","retrieved_at":"2026-10-12T20:47:04+00:00","summary":"ARIN delegated statistics 2015-01-21 (produced 2015-01-21T06:06:37+00:00), after the report: allocated (dated 2015-01-20)"}]}],"classification_history":{"11ccf406937b51f2":[{"raw_change_id":570984,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:15+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from WideRange Broadband LLC (ARIN) to Nextlink Broadband (ARIN) on 2024-05-21 15:24 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."}],"466cfeb1ae710a27":[{"raw_change_id":135446,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:28:48+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. The tracker saw this range released from hold on 2011-06-06 (69.57.208.0-216.250.127.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":135446,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:38+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. The tracker saw this range released from hold on 2011-06-06 (69.57.208.0-216.250.127.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":135446,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:15+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":135446,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:18+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}],"040f59785fb07ffd":[{"raw_change_id":135439,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:28:47+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.255.24.0-104.255.31.255. The issuance is explained on that line."},{"raw_change_id":135439,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:38+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.255.24.0-104.255.31.255. The issuance is explained on that line."},{"raw_change_id":135439,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:15+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.255.24.0-104.255.31.255. The issuance is explained on that line."},{"raw_change_id":135439,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:18+00:00","current":1,"public_explanation":"ARIN's statistics show it available on 2015-01-19 and allocated (dated 2015-01-20) on 2015-01-21. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.255.24.0-104.255.31.255. The issuance is explained on that line."}]},"arin_statistics_now":{"status":"allocated (dated 2015-01-20)"}}