{"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":"2620:51:a000::/48","resource_type":"ipv6","page":"https://rirtracker.com/ip/2620.51.a000..-2620.51.a000.ffff.ffff.ffff.ffff.ffff/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2018-08-06)"},"current_holder":{"rir":"ARIN","org":"Avago Technologies U.S. Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":42030,"date":"2025-11-14T17:15:51Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"VMWare, Inc.","recipient_org":"Avago Technologies U.S. Inc.","range":"2620:51:a000::/48","log":"ARIN"},{"id":22604,"date":"2021-01-15T17:01:21Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Lastline, Inc","recipient_org":"VMWare, Inc.","range":"2620:51:a000::/48","log":"ARIN"}],"events":[{"event_id":"98f5b8d765095922","registry":"ARIN","report_date":"2025-11-14","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv6","resource":"2620:51:a000::/48","start":"2620:51:a000::","end":"2620:51:a000:ffff:ffff:ffff:ffff:ffff","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"VMWare, Inc.","recipient_organization":"Avago Technologies U.S. Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:24+00:00","page":"https://rirtracker.com/ip/2620.51.a000..-2620.51.a000.ffff.ffff.ffff.ffff.ffff/#e-98f5b8d765095922","report_page":"https://rirtracker.com/arin/reports/2025-11-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2620.51.a000..-2620.51.a000.ffff.ffff.ffff.ffff.ffff.json","observed":"Merger/acquisition: VMWare, Inc. (ARIN) to Avago Technologies U.S. Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from VMWare, Inc. (ARIN) to Avago Technologies U.S. Inc. (ARIN) on 2025-11-14 17:15 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 2025-11-14 17:15 UTC, VMWare, Inc. (ARIN) to Avago Technologies U.S. Inc. (ARIN); resources moved: 2620:51:a000::/48"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251113.gz","retrieved_at":"2026-10-13T00:10:06+00:00","summary":"ARIN delegated statistics 2025-11-13 (produced 2025-11-13T14:00:46+00:00), before the report: allocated (dated 2018-08-06)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251115.gz","retrieved_at":"2026-10-13T00:10:21+00:00","summary":"ARIN delegated statistics 2025-11-15 (produced 2025-11-15T14:00:50+00:00), after the report: allocated (dated 2018-08-06)"}]},{"event_id":"95899a6ae56454a1","registry":"ARIN","report_date":"2021-01-15","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv6","resource":"2620:51:a000::/48","start":"2620:51:a000::","end":"2620:51:a000:ffff:ffff:ffff:ffff:ffff","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Lastline, Inc","recipient_organization":"VMWare, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:53+00:00","page":"https://rirtracker.com/ip/2620.51.a000..-2620.51.a000.ffff.ffff.ffff.ffff.ffff/#e-95899a6ae56454a1","report_page":"https://rirtracker.com/arin/reports/2021-01-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2620.51.a000..-2620.51.a000.ffff.ffff.ffff.ffff.ffff.json","observed":"Merger/acquisition: Lastline, Inc (ARIN) to VMWare, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Lastline, Inc (ARIN) to VMWare, Inc. (ARIN) on 2021-01-15 17:01 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 2021-01-15 17:01 UTC, Lastline, Inc (ARIN) to VMWare, Inc. (ARIN); resources moved: 2620:51:a000::/48"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210114.gz","retrieved_at":"2026-10-12T22:36:33+00:00","summary":"ARIN delegated statistics 2021-01-14 (produced 2021-01-14T15:00:14+00:00), before the report: assigned (dated 2018-08-06)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210116.gz","retrieved_at":"2026-10-12T22:36:48+00:00","summary":"ARIN delegated statistics 2021-01-16 (produced 2021-01-16T15:00:13+00:00), after the report: assigned (dated 2018-08-06)"}]},{"event_id":"a3ad373e4e8bae02","registry":"ARIN","report_date":"2018-08-06","source":"arin_issued","raw_action":"ADD","raw_line":"Add 2620:51:A000::-2620:51:A000:FFFF:FFFF:FFFF:FFFF:FFFF","resource_type":"ipv6","resource":"2620:51:a000::/48","start":"2620:51:a000::","end":"2620:51:a000:ffff:ffff:ffff:ffff:ffff","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":"2026-10-13T23:52:14+00:00","page":"https://rirtracker.com/ip/2620.51.a000..-2620.51.a000.ffff.ffff.ffff.ffff.ffff/#e-a3ad373e4e8bae02","report_page":"https://rirtracker.com/arin/reports/2018-08-06/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2620.51.a000..-2620.51.a000.ffff.ffff.ffff.ffff.ffff.json","explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-05 and assigned (dated 2018-08-06) on 2018-08-07. 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/2018-August/003526.html","retrieved_at":"2026-10-12T18:40:10+00:00","summary":"ARIN-Issued report for 2018-08-06: \"Add 2620:51:A000::-2620:51:A000:FFFF:FFFF:FFFF:FFFF:FFFF\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180805.gz","retrieved_at":"2026-10-12T21:50:30+00:00","summary":"ARIN delegated statistics 2018-08-05 (produced 2018-08-05T05:00:21+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180807.gz","retrieved_at":"2026-10-12T21:50:35+00:00","summary":"ARIN delegated statistics 2018-08-07 (produced 2018-08-07T05:00:22+00:00), after the report: assigned (dated 2018-08-06)"}]}],"classification_history":{"98f5b8d765095922":[{"raw_change_id":574855,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:24+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from VMWare, Inc. (ARIN) to Avago Technologies U.S. Inc. (ARIN) on 2025-11-14 17:15 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."}],"95899a6ae56454a1":[{"raw_change_id":561699,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:53+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Lastline, Inc (ARIN) to VMWare, Inc. (ARIN) on 2021-01-15 17:01 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."}],"a3ad373e4e8bae02":[{"raw_change_id":155794,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:41:56+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-05 and assigned (dated 2018-08-06) on 2018-08-07. 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":155794,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:21+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-05 and assigned (dated 2018-08-06) on 2018-08-07. 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":155794,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:02+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-05 and assigned (dated 2018-08-06) on 2018-08-07. 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":155794,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:14+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-05 and assigned (dated 2018-08-06) on 2018-08-07. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2018-08-06)"}}