{"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":"AS56603","resource_type":"asn","page":"https://rirtracker.com/asn/56603/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2011-04-08)"},"current_holder":{"rir":"RIPE NCC","org":"Aleksey Ershov","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":106977,"date":"2024-07-26T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Tentorium LLC","recipient_org":"Aleksey Ershov","range":"AS56603","log":"RIPE NCC"},{"id":75787,"date":"2021-01-21T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Tentorium Welnes LLC","recipient_org":"Tentorium LLC","range":"AS56603","log":"RIPE NCC"},{"id":61886,"date":"2018-12-27T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Tentorium Ltd","recipient_org":"Tentorium Welnes LLC","range":"AS56603","log":"RIPE NCC"}],"events":[{"event_id":"7d379730d83f9c48","registry":"RIPE NCC","report_date":"2024-07-26","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS56603","start":56603,"end":56603,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Tentorium LLC","recipient_organization":"Aleksey Ershov","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:07+00:00","page":"https://rirtracker.com/asn/56603/#e-7d379730d83f9c48","report_page":"https://rirtracker.com/ripe/reports/2024-07-26/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/56603.json","observed":"Transfer: Tentorium LLC (RIPE NCC) to Aleksey Ershov (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Tentorium LLC (RIPE NCC) to Aleksey Ershov (RIPE NCC) on 2024-07-26 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2024-07-26 19:00 UTC, Tentorium LLC (RIPE NCC) to Aleksey Ershov (RIPE NCC); resources moved: AS56603"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240725.bz2","retrieved_at":"2026-10-13T00:36:07+00:00","summary":"RIPE NCC delegated statistics 2024-07-25 (produced 2024-07-25T21:59:59+00:00), before the change: allocated (dated 2011-04-08)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240726.bz2","retrieved_at":"2026-10-13T00:36:10+00:00","summary":"RIPE NCC delegated statistics 2024-07-26 (produced 2024-07-26T21:59:59+00:00), after the change: allocated (dated 2011-04-08)"}]},{"event_id":"49766b0f29a466bf","registry":"RIPE NCC","report_date":"2021-01-21","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS56603","start":56603,"end":56603,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Tentorium Welnes LLC","recipient_organization":"Tentorium LLC","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:29+00:00","page":"https://rirtracker.com/asn/56603/#e-49766b0f29a466bf","report_page":"https://rirtracker.com/ripe/reports/2021-01-21/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/56603.json","observed":"Merger/acquisition: Tentorium Welnes LLC (RIPE NCC) to Tentorium LLC (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tentorium Welnes LLC (RIPE NCC) to Tentorium LLC (RIPE NCC) on 2021-01-21 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: MERGER_ACQUISITION on 2021-01-21 19:00 UTC, Tentorium Welnes LLC (RIPE NCC) to Tentorium LLC (RIPE NCC); resources moved: AS56603"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210120.bz2","retrieved_at":"2026-10-12T22:59:29+00:00","summary":"RIPE NCC delegated statistics 2021-01-20 (produced 2021-01-20T22:59:00+00:00), before the change: allocated (dated 2011-04-08)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210121.bz2","retrieved_at":"2026-10-12T22:59:32+00:00","summary":"RIPE NCC delegated statistics 2021-01-21 (produced 2021-01-21T22:59:00+00:00), after the change: allocated (dated 2011-04-08)"}]},{"event_id":"d942cf46a013cb1e","registry":"RIPE NCC","report_date":"2018-12-27","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS56603","start":56603,"end":56603,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Tentorium Ltd","recipient_organization":"Tentorium Welnes LLC","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:45+00:00","page":"https://rirtracker.com/asn/56603/#e-d942cf46a013cb1e","report_page":"https://rirtracker.com/ripe/reports/2018-12-27/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/56603.json","observed":"Transfer: Tentorium Ltd (RIPE NCC) to Tentorium Welnes LLC (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Tentorium Ltd (RIPE NCC) to Tentorium Welnes LLC (RIPE NCC) on 2018-12-27 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2018-12-27 19:00 UTC, Tentorium Ltd (RIPE NCC) to Tentorium Welnes LLC (RIPE NCC); resources moved: AS56603"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20181226.bz2","retrieved_at":"2026-10-12T22:00:45+00:00","summary":"RIPE NCC delegated statistics 2018-12-26 (produced 2018-12-26T22:59:59+00:00), before the change: allocated (dated 2011-04-08)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20181227.bz2","retrieved_at":"2026-10-12T22:00:48+00:00","summary":"RIPE NCC delegated statistics 2018-12-27 (produced 2018-12-27T22:59:59+00:00), after the change: allocated (dated 2011-04-08)"}]},{"event_id":"a376daa9b803b2f1","registry":"RIPE NCC","report_date":"2011-04-09","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS56603","start":56603,"end":56603,"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 RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:19+00:00","page":"https://rirtracker.com/asn/56603/#e-a376daa9b803b2f1","report_page":"https://rirtracker.com/ripe/reports/2011-04-09/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/56603.json","observed":"AS56603 available on 2011-04-08, allocated on 2011-04-09","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-08 and allocated (dated 2011-04-08) on 2011-04-09. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110409.bz2","retrieved_at":"2026-10-12T18:54:59+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS56603 available on 2011-04-08, allocated on 2011-04-09"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110408.bz2","retrieved_at":"2026-10-12T18:54:56+00:00","summary":"RIPE NCC delegated statistics 2011-04-08, before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110409.bz2","retrieved_at":"2026-10-12T18:54:59+00:00","summary":"RIPE NCC delegated statistics 2011-04-09, after the change: allocated (dated 2011-04-08)"}]}],"classification_history":{"7d379730d83f9c48":[{"raw_change_id":107580,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:05:59+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium LLC (RIPE NCC) to Aleksey Ershov (RIPE NCC) on 2024-07-26 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":107580,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:44+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium LLC (RIPE NCC) to Aleksey Ershov (RIPE NCC) on 2024-07-26 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":107580,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:14+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium LLC (RIPE NCC) to Aleksey Ershov (RIPE NCC) on 2024-07-26 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":107580,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:07+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium LLC (RIPE NCC) to Aleksey Ershov (RIPE NCC) on 2024-07-26 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"49766b0f29a466bf":[{"raw_change_id":75696,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:52:42+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tentorium Welnes LLC (RIPE NCC) to Tentorium LLC (RIPE NCC) on 2021-01-21 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":75696,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:26+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tentorium Welnes LLC (RIPE NCC) to Tentorium LLC (RIPE NCC) on 2021-01-21 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":75696,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:47+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tentorium Welnes LLC (RIPE NCC) to Tentorium LLC (RIPE NCC) on 2021-01-21 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":75696,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:29+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tentorium Welnes LLC (RIPE NCC) to Tentorium LLC (RIPE NCC) on 2021-01-21 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"d942cf46a013cb1e":[{"raw_change_id":61294,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:46:24+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium Ltd (RIPE NCC) to Tentorium Welnes LLC (RIPE NCC) on 2018-12-27 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":61294,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:50+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium Ltd (RIPE NCC) to Tentorium Welnes LLC (RIPE NCC) on 2018-12-27 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":61294,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:06+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium Ltd (RIPE NCC) to Tentorium Welnes LLC (RIPE NCC) on 2018-12-27 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":61294,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:45+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Tentorium Ltd (RIPE NCC) to Tentorium Welnes LLC (RIPE NCC) on 2018-12-27 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"a376daa9b803b2f1":[{"raw_change_id":209564,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:12:23+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-08 and allocated (dated 2011-04-08) on 2011-04-09. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":209564,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:44+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-08 and allocated (dated 2011-04-08) on 2011-04-09. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":209564,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:42+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-08 and allocated (dated 2011-04-08) on 2011-04-09. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":209564,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:19+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-08 and allocated (dated 2011-04-08) on 2011-04-09. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}