{"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":"163.53.80.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/163.53.80.0-163.53.83.255/","statistics_now":{"registry":"APNIC","status":"assigned (dated 2014-07-09)"},"current_holder":{"rir":"APNIC","org":"NIXI/KAPPA-IN","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":126299,"date":"2019-10-11T09:55:07Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"NIXI/KAY-IN","recipient_org":"NIXI/KAPPA-IN","range":"163.53.80.0/22","log":"APNIC"}],"events":[{"event_id":"0aa2972c8cc8b06e","registry":"APNIC","report_date":"2019-10-11","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"163.53.80.0/22","start":"163.53.80.0","end":"163.53.83.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"NIXI/KAY-IN","recipient_organization":"NIXI/KAPPA-IN","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:38+00:00","page":"https://rirtracker.com/ip/163.53.80.0-163.53.83.255/#e-0aa2972c8cc8b06e","report_page":"https://rirtracker.com/apnic/reports/2019-10-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/163.53.80.0-163.53.83.255.json","observed":"Transfer: NIXI/KAY-IN (APNIC) to NIXI/KAPPA-IN (APNIC)","explanation":"APNIC's transfer log records a transfer from NIXI/KAY-IN (APNIC) to NIXI/KAPPA-IN (APNIC) on 2019-10-11 09:55 UTC. The registration changed hands; it is not a new allocation from APNIC.","evidence":[{"type":"transfer","url":"https://ftp.apnic.net/stats/apnic/transfers/transfers_latest.json","retrieved_at":"2026-10-13T18:17:16+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2019-10-11 09:55 UTC, NIXI/KAY-IN (APNIC) to NIXI/KAPPA-IN (APNIC); resources moved: 103.255.8.0/22, 163.53.80.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20191011.gz","retrieved_at":"2026-10-12T23:03:57+00:00","summary":"APNIC delegated statistics 2019-10-11, before the change: assigned (dated 2014-07-09)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20191012.gz","retrieved_at":"2026-10-12T23:04:01+00:00","summary":"APNIC delegated statistics 2019-10-12, after the change: assigned (dated 2014-07-09)"}]},{"event_id":"c7b25ab78d9fdb31","registry":"APNIC","report_date":"2014-07-09","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"163.53.80.0/22","start":"163.53.80.0","end":"163.53.83.255","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 APNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:13+00:00","page":"https://rirtracker.com/ip/163.53.80.0-163.53.83.255/#e-c7b25ab78d9fdb31","report_page":"https://rirtracker.com/apnic/reports/2014-07-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/163.53.80.0-163.53.83.255.json","observed":"163.53.80.0/22 available on 2014-07-09, assigned on 2014-07-10","explanation":"No transfer record matches. APNIC's statistics show it available on 2014-07-09 and assigned (dated 2014-07-09) on 2014-07-10. The tracker saw this range removed from registration on 2011-11-14 (163.53.0.0/16), so it appears to have been issued again from APNIC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140710.gz","retrieved_at":"2026-10-12T20:56:59+00:00","summary":"Found by comparing APNIC's daily statistics: 163.53.80.0/22 available on 2014-07-09, assigned on 2014-07-10"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140709.gz","retrieved_at":"2026-10-12T20:56:56+00:00","summary":"APNIC delegated statistics 2014-07-09, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140710.gz","retrieved_at":"2026-10-12T20:56:59+00:00","summary":"APNIC delegated statistics 2014-07-10, after the change: assigned (dated 2014-07-09)"}]}],"classification_history":{"0aa2972c8cc8b06e":[{"raw_change_id":36109,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:06+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NIXI/KAY-IN (APNIC) to NIXI/KAPPA-IN (APNIC) on 2019-10-11 09:55 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36109,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:53+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NIXI/KAY-IN (APNIC) to NIXI/KAPPA-IN (APNIC) on 2019-10-11 09:55 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36109,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:03+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NIXI/KAY-IN (APNIC) to NIXI/KAPPA-IN (APNIC) on 2019-10-11 09:55 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36109,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:38+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from NIXI/KAY-IN (APNIC) to NIXI/KAPPA-IN (APNIC) on 2019-10-11 09:55 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"c7b25ab78d9fdb31":[{"raw_change_id":305582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:58:26+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-07-09 and assigned (dated 2014-07-09) on 2014-07-10. The tracker saw this range removed from registration on 2011-11-14 (163.53.0.0/16), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":305582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:13:50+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-07-09 and assigned (dated 2014-07-09) on 2014-07-10. The tracker saw this range removed from registration on 2011-11-14 (163.53.0.0/16), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":305582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:57:15+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-07-09 and assigned (dated 2014-07-09) on 2014-07-10. The tracker saw this range removed from registration on 2011-11-14 (163.53.0.0/16), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":305582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:13+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-07-09 and assigned (dated 2014-07-09) on 2014-07-10. The tracker saw this range removed from registration on 2011-11-14 (163.53.0.0/16), so it appears to have been issued again from APNIC's pool."}]},"arin_statistics_now":{"status":"not listed"}}