{"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":"209.51.40.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/209.51.40.0-209.51.47.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2020-05-29)"},"current_holder":{"rir":"ARIN","org":"isp.net","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":37221,"date":"2024-11-18T20:38:41Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"LV.Net","recipient_org":"isp.net","range":"209.51.40.0/21","log":"ARIN"},{"id":20801,"date":"2020-05-29T20:19:17Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Riverside Amber Crest, LLC","recipient_org":"LasVegas.Net LLC","range":"209.51.40.0/21","log":"ARIN"},{"id":18529,"date":"2019-07-30T10:09:59Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"SURENET INC.","recipient_org":"Riverside Amber Crest LLC","range":"209.51.32.0/20","log":"ARIN"}],"events":[{"event_id":"5d64e60c79611fdb","registry":"ARIN","report_date":"2024-11-18","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"209.51.40.0/21","start":"209.51.40.0","end":"209.51.47.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"LV.Net","recipient_organization":"isp.net","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:18+00:00","page":"https://rirtracker.com/ip/209.51.40.0-209.51.47.255/#e-5d64e60c79611fdb","report_page":"https://rirtracker.com/arin/reports/2024-11-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/209.51.40.0-209.51.47.255.json","observed":"Merger/acquisition: LV.Net (ARIN) to isp.net (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from LV.Net (ARIN) to isp.net (ARIN) on 2024-11-18 20:38 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 2024-11-18 20:38 UTC, LV.Net (ARIN) to isp.net (ARIN); resources moved: 209.51.40.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241117.gz","retrieved_at":"2026-10-12T23:50:10+00:00","summary":"ARIN delegated statistics 2024-11-17 (produced 2024-11-17T14:00:52+00:00), before the report: allocated (dated 2020-05-29)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241119.gz","retrieved_at":"2026-10-12T23:50:15+00:00","summary":"ARIN delegated statistics 2024-11-19 (produced 2024-11-19T14:00:53+00:00), after the report: allocated (dated 2020-05-29)"}]},{"event_id":"a0bb71866bded8f4","registry":"ARIN","report_date":"2020-05-29","source":"arin_issued","raw_action":"ADD","raw_line":"Add 209.51.40.0-209.51.47.255","resource_type":"ipv4","resource":"209.51.40.0/21","start":"209.51.40.0","end":"209.51.47.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Riverside Amber Crest, LLC","recipient_organization":"LasVegas.Net LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:51+00:00","page":"https://rirtracker.com/ip/209.51.40.0-209.51.47.255/#e-a0bb71866bded8f4","report_page":"https://rirtracker.com/arin/reports/2020-05-29/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/209.51.40.0-209.51.47.255.json","explanation":"ARIN's transfer log records a transfer from Riverside Amber Crest, LLC (ARIN) to LasVegas.Net LLC (ARIN) on 2020-05-29 20:19 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-May/004186.html","retrieved_at":"2026-10-12T18:40:54+00:00","summary":"ARIN-Issued report for 2020-05-29: \"Add 209.51.40.0-209.51.47.255\""},{"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 2020-05-29 20:19 UTC, Riverside Amber Crest, LLC (ARIN) to LasVegas.Net LLC (ARIN); resources moved: 209.51.40.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200528.gz","retrieved_at":"2026-10-12T22:24:53+00:00","summary":"ARIN delegated statistics 2020-05-28 (produced 2020-05-28T14:00:13+00:00), before the report: allocated (dated 1997-04-15)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200530.gz","retrieved_at":"2026-10-12T22:24:59+00:00","summary":"ARIN delegated statistics 2020-05-30 (produced 2020-05-30T14:00:12+00:00), after the report: allocated (dated 2020-05-29)"}]}],"classification_history":{"5d64e60c79611fdb":[{"raw_change_id":572049,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:18+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from LV.Net (ARIN) to isp.net (ARIN) on 2024-11-18 20:38 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."}],"a0bb71866bded8f4":[{"raw_change_id":165548,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:48:14+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Riverside Amber Crest, LLC (ARIN) to LasVegas.Net LLC (ARIN) on 2020-05-29 20:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":165548,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:48+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Riverside Amber Crest, LLC (ARIN) to LasVegas.Net LLC (ARIN) on 2020-05-29 20:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":165548,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:33+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Riverside Amber Crest, LLC (ARIN) to LasVegas.Net LLC (ARIN) on 2020-05-29 20:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":165548,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:51+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Riverside Amber Crest, LLC (ARIN) to LasVegas.Net LLC (ARIN) on 2020-05-29 20:19 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 2020-05-29)"}}