{"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":"AS393979","resource_type":"asn","page":"https://rirtracker.com/asn/393979/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2022-05-26)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"14e53aef3e155942","registry":"ARIN","report_date":"2022-05-26","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS393979","resource_type":"asn","resource":"AS393979","start":393979,"end":393979,"classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"OBSERVED_ONLY","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":"2026-10-13T23:53:24+00:00","page":"https://rirtracker.com/asn/393979/#e-14e53aef3e155942","report_page":"https://rirtracker.com/arin/reports/2022-05-26/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/393979.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2022-05-25 and assigned (dated 2022-05-26) on 2022-05-27. The tracker saw this range released from hold on 2022-05-25 (AS393979), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2022-05-25: Remove AS393979), so the before-and-after statistics may include it.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2022-May/004913.html","retrieved_at":"2026-10-12T18:41:45+00:00","summary":"ARIN-Issued report for 2022-05-26: \"Add AS393979\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220525.gz","retrieved_at":"2026-10-12T23:01:58+00:00","summary":"ARIN delegated statistics 2022-05-25 (produced 2022-05-25T13:00:13+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220527.gz","retrieved_at":"2026-10-12T23:02:02+00:00","summary":"ARIN delegated statistics 2022-05-27 (produced 2022-05-27T13:00:14+00:00), after the report: assigned (dated 2022-05-26)"}]},{"event_id":"b81baac6c29a4351","registry":"ARIN","report_date":"2022-05-25","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove AS393979","resource_type":"asn","resource":"AS393979","start":393979,"end":393979,"classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","confidence":"OBSERVED_ONLY","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Inventory effect unknown","inventory_effect_code":"UNKNOWN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:23+00:00","page":"https://rirtracker.com/asn/393979/#e-b81baac6c29a4351","report_page":"https://rirtracker.com/arin/reports/2022-05-25/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/393979.json","explanation":"ARIN's statistics show it reserved on 2022-05-24 and assigned (dated 2022-05-26) on 2022-05-26. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added. Another change to this range was reported the day before or after (2022-05-26: Add AS393979), so the before-and-after statistics may include it.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2022-May/004912.html","retrieved_at":"2026-10-12T18:41:45+00:00","summary":"ARIN-Issued report for 2022-05-25: \"Remove AS393979\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220524.gz","retrieved_at":"2026-10-12T23:01:55+00:00","summary":"ARIN delegated statistics 2022-05-24 (produced 2022-05-24T13:00:13+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220526.gz","retrieved_at":"2026-10-12T23:02:00+00:00","summary":"ARIN delegated statistics 2022-05-26 (produced 2022-05-26T13:00:13+00:00), after the report: assigned (dated 2022-05-26)"}]},{"event_id":"73e94f75125d2b17","registry":"ARIN","report_date":"2020-10-05","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"asn","resource":"AS393979","start":393979,"end":393979,"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":"2026-10-14T00:07:30+00:00","page":"https://rirtracker.com/asn/393979/#e-73e94f75125d2b17","report_page":"https://rirtracker.com/arin/reports/2020-10-05/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/393979.json","observed":"AS393979 assigned on 2020-10-05, reserved on 2020-10-06","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_months":6,"estimated_hold_end":"2021-04-05","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2015-05-12) on 2020-10-04 and reserved on 2020-10-06. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2021-04-05. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201006.gz","retrieved_at":"2026-10-12T22:31:21+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: AS393979 assigned on 2020-10-05, reserved on 2020-10-06"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201004.gz","retrieved_at":"2026-10-12T22:31:16+00:00","summary":"ARIN delegated statistics 2020-10-04 (produced 2020-10-04T14:00:14+00:00), before the report: assigned (dated 2015-05-12)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201006.gz","retrieved_at":"2026-10-12T22:31:21+00:00","summary":"ARIN delegated statistics 2020-10-06 (produced 2020-10-06T14:00:14+00:00), after the report: reserved"}]}],"classification_history":{"14e53aef3e155942":[{"raw_change_id":176565,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:56:02+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2022-05-25 and assigned (dated 2022-05-26) on 2022-05-27. The tracker saw this range released from hold on 2022-05-25 (AS393979), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2022-05-25: Remove AS393979), so the before-and-after statistics may include it."},{"raw_change_id":176565,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:13+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2022-05-25 and assigned (dated 2022-05-26) on 2022-05-27. The tracker saw this range released from hold on 2022-05-25 (AS393979), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2022-05-25: Remove AS393979), so the before-and-after statistics may include it."},{"raw_change_id":176565,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:02+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2022-05-25 and assigned (dated 2022-05-26) on 2022-05-27. The tracker saw this range released from hold on 2022-05-25 (AS393979), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2022-05-25: Remove AS393979), so the before-and-after statistics may include it."},{"raw_change_id":176565,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:24+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2022-05-25 and assigned (dated 2022-05-26) on 2022-05-27. The tracker saw this range released from hold on 2022-05-25 (AS393979), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2022-05-25: Remove AS393979), so the before-and-after statistics may include it."}],"b81baac6c29a4351":[{"raw_change_id":176539,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:56:01+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2022-05-24 and assigned (dated 2022-05-26) on 2022-05-26. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added. Another change to this range was reported the day before or after (2022-05-26: Add AS393979), so the before-and-after statistics may include it."},{"raw_change_id":176539,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:13+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2022-05-24 and assigned (dated 2022-05-26) on 2022-05-26. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added. Another change to this range was reported the day before or after (2022-05-26: Add AS393979), so the before-and-after statistics may include it."},{"raw_change_id":176539,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:02+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2022-05-24 and assigned (dated 2022-05-26) on 2022-05-26. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added. Another change to this range was reported the day before or after (2022-05-26: Add AS393979), so the before-and-after statistics may include it."},{"raw_change_id":176539,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:23+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2022-05-24 and assigned (dated 2022-05-26) on 2022-05-26. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added. Another change to this range was reported the day before or after (2022-05-26: Add AS393979), so the before-and-after statistics may include it."}],"73e94f75125d2b17":[{"raw_change_id":403046,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:41:34+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2015-05-12) on 2020-10-04 and reserved on 2020-10-06. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2021-04-05. This does not confirm availability."},{"raw_change_id":403046,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:19:05+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2015-05-12) on 2020-10-04 and reserved on 2020-10-06. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2021-04-05. This does not confirm availability."},{"raw_change_id":403046,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:02:53+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2015-05-12) on 2020-10-04 and reserved on 2020-10-06. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2021-04-05. This does not confirm availability."},{"raw_change_id":403046,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:07:30+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2015-05-12) on 2020-10-04 and reserved on 2020-10-06. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2021-04-05. This does not confirm availability."}]},"arin_statistics_now":{"status":"assigned (dated 2022-05-26)"}}