{"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":"AS50853","resource_type":"asn","page":"https://rirtracker.com/asn/50853/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2014-11-05)"},"current_holder":{"rir":"RIPE NCC","org":"PJSC Promsvyazbank","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":108642,"date":"2024-10-22T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"AO \"SMP BANK\"","recipient_org":"PJSC Promsvyazbank","range":"AS50853","log":"RIPE NCC"}],"events":[{"event_id":"2438726744222c09","registry":"RIPE NCC","report_date":"2024-10-22","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS50853","start":50853,"end":50853,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"AO \"SMP BANK\"","recipient_organization":"PJSC Promsvyazbank","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:12+00:00","page":"https://rirtracker.com/asn/50853/#e-2438726744222c09","report_page":"https://rirtracker.com/ripe/reports/2024-10-22/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/50853.json","observed":"Merger/acquisition: AO \"SMP BANK\" (RIPE NCC) to PJSC Promsvyazbank (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from AO \"SMP BANK\" (RIPE NCC) to PJSC Promsvyazbank (RIPE NCC) on 2024-10-22 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 2024-10-22 19:00 UTC, AO \"SMP BANK\" (RIPE NCC) to PJSC Promsvyazbank (RIPE NCC); resources moved: AS50853"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20241021.bz2","retrieved_at":"2026-10-13T00:43:03+00:00","summary":"RIPE NCC delegated statistics 2024-10-21 (produced 2024-10-21T21:59:59+00:00), before the change: allocated (dated 2014-11-05)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20241022.bz2","retrieved_at":"2026-10-13T00:43:28+00:00","summary":"RIPE NCC delegated statistics 2024-10-22 (produced 2024-10-22T21:59:59+00:00), after the change: allocated (dated 2014-11-05)"}]},{"event_id":"48946eb4643f6c36","registry":"RIPE NCC","report_date":"2014-11-05","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS50853","start":50853,"end":50853,"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 RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:58:52+00:00","page":"https://rirtracker.com/asn/50853/#e-48946eb4643f6c36","report_page":"https://rirtracker.com/ripe/reports/2014-11-05/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/50853.json","observed":"AS50853 available on 2014-11-04, allocated on 2014-11-05","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-11-04 and allocated (dated 2014-11-05) on 2014-11-05. The tracker saw this range released from hold on 2014-10-30 (AS50853), so it appears to have been issued again from the RIPE NCC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141105.bz2","retrieved_at":"2026-10-12T20:10:50+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS50853 available on 2014-11-04, allocated on 2014-11-05"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141104.bz2","retrieved_at":"2026-10-12T20:10:47+00:00","summary":"RIPE NCC delegated statistics 2014-11-04 (produced 2014-11-04T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141105.bz2","retrieved_at":"2026-10-12T20:10:50+00:00","summary":"RIPE NCC delegated statistics 2014-11-05 (produced 2014-11-05T22:59:59+00:00), after the change: allocated (dated 2014-11-05)"}]},{"event_id":"0e72dcb2a866905b","registry":"RIPE NCC","report_date":"2014-10-30","source":"statistics","raw_action":"RELEASED","raw_line":null,"resource_type":"asn","resource":"AS50853","start":50853,"end":50853,"classification":"HOLD_RELEASED","classification_label":"Released from hold (the RIPE NCC lists it as 'available')","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"The RIPE NCC's statistics now list it as 'available'; reissue not confirmed","inventory_effect_code":"RELEASED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:58:51+00:00","page":"https://rirtracker.com/asn/50853/#e-0e72dcb2a866905b","report_page":"https://rirtracker.com/ripe/reports/2014-10-30/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/50853.json","observed":"AS50853 reserved on 2014-10-29, available on 2014-10-30","explanation":"The RIPE NCC's statistics show it reserved on 2014-10-29 and available on 2014-10-30. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2011-10-24, 1102 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141030.bz2","retrieved_at":"2026-10-12T20:10:23+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS50853 reserved on 2014-10-29, available on 2014-10-30"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141029.bz2","retrieved_at":"2026-10-12T20:10:20+00:00","summary":"RIPE NCC delegated statistics 2014-10-29 (produced 2014-10-29T22:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141030.bz2","retrieved_at":"2026-10-12T20:10:23+00:00","summary":"RIPE NCC delegated statistics 2014-10-30 (produced 2014-10-30T22:59:59+00:00), after the change: available"}]},{"event_id":"8b17728c8949a827","registry":"RIPE NCC","report_date":"2011-10-24","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"asn","resource":"AS50853","start":50853,"end":50853,"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":"2026-10-13T23:55:47+00:00","page":"https://rirtracker.com/asn/50853/#e-8b17728c8949a827","report_page":"https://rirtracker.com/ripe/reports/2011-10-24/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/50853.json","observed":"AS50853 allocated on 2011-10-23, reserved on 2011-10-24","explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2010-04-09) on 2011-10-23 and reserved on 2011-10-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for ASNs applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20111024.bz2","retrieved_at":"2026-10-12T19:05:23+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS50853 allocated on 2011-10-23, reserved on 2011-10-24"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20111023.bz2","retrieved_at":"2026-10-12T19:05:21+00:00","summary":"RIPE NCC delegated statistics 2011-10-23 (produced 2011-10-23T21:59:59+00:00), before the change: allocated (dated 2010-04-09)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20111024.bz2","retrieved_at":"2026-10-12T19:05:23+00:00","summary":"RIPE NCC delegated statistics 2011-10-24 (produced 2011-10-24T21:59:59+00:00), after the change: reserved"}]}],"classification_history":{"2438726744222c09":[{"raw_change_id":109272,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:06:45+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from AO \"SMP BANK\" (RIPE NCC) to PJSC Promsvyazbank (RIPE NCC) on 2024-10-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":109272,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:48+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from AO \"SMP BANK\" (RIPE NCC) to PJSC Promsvyazbank (RIPE NCC) on 2024-10-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":109272,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:18+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from AO \"SMP BANK\" (RIPE NCC) to PJSC Promsvyazbank (RIPE NCC) on 2024-10-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":109272,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:12+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from AO \"SMP BANK\" (RIPE NCC) to PJSC Promsvyazbank (RIPE NCC) on 2024-10-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"48946eb4643f6c36":[{"raw_change_id":270278,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:41:02+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-11-04 and allocated (dated 2014-11-05) on 2014-11-05. The tracker saw this range released from hold on 2014-10-30 (AS50853), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":270278,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:11:50+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-11-04 and allocated (dated 2014-11-05) on 2014-11-05. The tracker saw this range released from hold on 2014-10-30 (AS50853), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":270278,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:05+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-11-04 and allocated (dated 2014-11-05) on 2014-11-05. The tracker saw this range released from hold on 2014-10-30 (AS50853), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":270278,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:58:52+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-11-04 and allocated (dated 2014-11-05) on 2014-11-05. The tracker saw this range released from hold on 2014-10-30 (AS50853), so it appears to have been issued again from the RIPE NCC's pool."}],"0e72dcb2a866905b":[{"raw_change_id":270010,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:40:54+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2014-10-29 and available on 2014-10-30. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2011-10-24, 1102 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":270010,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:11:49+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2014-10-29 and available on 2014-10-30. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2011-10-24, 1102 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":270010,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:04+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2014-10-29 and available on 2014-10-30. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2011-10-24, 1102 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":270010,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:58:51+00:00","current":1,"public_explanation":"The RIPE NCC's statistics show it reserved on 2014-10-29 and available on 2014-10-30. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2011-10-24, 1102 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."}],"8b17728c8949a827":[{"raw_change_id":217552,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:15:36+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2010-04-09) on 2011-10-23 and reserved on 2011-10-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed ASNs for 180 days (six months), or longer while still routed, before reissuing them, so the earliest estimated hold expiration is 2012-04-21. This does not confirm availability."},{"raw_change_id":217552,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:08+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2010-04-09) on 2011-10-23 and reserved on 2011-10-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for ASNs applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":217552,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:08+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2010-04-09) on 2011-10-23 and reserved on 2011-10-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for ASNs applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":217552,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:47+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2010-04-09) on 2011-10-23 and reserved on 2011-10-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for ASNs applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."}]},"arin_statistics_now":{"status":"not listed"}}