{"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":"156.59.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/156.59.0.0-156.59.255.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1991-12-09)"},"current_holder":{"rir":"APNIC","org":"Zenlayer (Singapore) PTE. LTD","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":127394,"date":"2021-07-18T22:44:17Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Shanghai Hongyi Information & Technology Co., Ltd.","recipient_org":"Zenlayer (Singapore) PTE. LTD","range":"156.59.0.0/16","log":"APNIC"},{"id":126594,"date":"2020-08-04T23:57:36Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Wellington Institute of Technology","recipient_org":"Shanghai Hongyi Information & Technology Co., Ltd.","range":"156.59.0.0/16","log":"APNIC"}],"events":[{"event_id":"52eca3441527ccc0","registry":"APNIC","report_date":"2021-07-19","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"156.59.0.0/16","start":"156.59.0.0","end":"156.59.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Shanghai Hongyi Information & Technology Co., Ltd.","recipient_organization":"Zenlayer (Singapore) PTE. LTD","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:43+00:00","page":"https://rirtracker.com/ip/156.59.0.0-156.59.255.255/#e-52eca3441527ccc0","report_page":"https://rirtracker.com/apnic/reports/2021-07-19/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/156.59.0.0-156.59.255.255.json","observed":"Transfer: Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) to Zenlayer (Singapore) PTE. LTD (APNIC)","explanation":"APNIC's transfer log records a transfer from Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) to Zenlayer (Singapore) PTE. LTD (APNIC) on 2021-07-18 22:44 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 2021-07-18 22:44 UTC, Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) to Zenlayer (Singapore) PTE. LTD (APNIC); resources moved: 156.59.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210719.gz","retrieved_at":"2026-10-12T23:49:16+00:00","summary":"APNIC delegated statistics 2021-07-19, before the change: allocated (dated 1991-12-09)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210720.gz","retrieved_at":"2026-10-12T23:49:19+00:00","summary":"APNIC delegated statistics 2021-07-20, after the change: allocated (dated 1991-12-09)"}]},{"event_id":"16a6a2a887fa4ccf","registry":"APNIC","report_date":"2020-08-05","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"156.59.0.0/16","start":"156.59.0.0","end":"156.59.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Wellington Institute of Technology","recipient_organization":"Shanghai Hongyi Information & Technology Co., Ltd.","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:39+00:00","page":"https://rirtracker.com/ip/156.59.0.0-156.59.255.255/#e-16a6a2a887fa4ccf","report_page":"https://rirtracker.com/apnic/reports/2020-08-05/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/156.59.0.0-156.59.255.255.json","observed":"Transfer: Wellington Institute of Technology (APNIC) to Shanghai Hongyi Information & Technology Co., Ltd. (APNIC)","explanation":"APNIC's transfer log records a transfer from Wellington Institute of Technology (APNIC) to Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) on 2020-08-04 23:57 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 2020-08-04 23:57 UTC, Wellington Institute of Technology (APNIC) to Shanghai Hongyi Information & Technology Co., Ltd. (APNIC); resources moved: 156.59.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20200805.gz","retrieved_at":"2026-10-12T23:24:55+00:00","summary":"APNIC delegated statistics 2020-08-05, before the change: allocated (dated 1991-12-09)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20200806.gz","retrieved_at":"2026-10-12T23:24:59+00:00","summary":"APNIC delegated statistics 2020-08-06, after the change: allocated (dated 1991-12-09)"}]}],"classification_history":{"52eca3441527ccc0":[{"raw_change_id":37934,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:52+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) to Zenlayer (Singapore) PTE. LTD (APNIC) on 2021-07-18 22:44 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":37934,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:57+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) to Zenlayer (Singapore) PTE. LTD (APNIC) on 2021-07-18 22:44 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":37934,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:07+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) to Zenlayer (Singapore) PTE. LTD (APNIC) on 2021-07-18 22:44 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":37934,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:43+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) to Zenlayer (Singapore) PTE. LTD (APNIC) on 2021-07-18 22:44 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"16a6a2a887fa4ccf":[{"raw_change_id":36603,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:21+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Wellington Institute of Technology (APNIC) to Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) on 2020-08-04 23:57 UTC. 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The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36603,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:39+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Wellington Institute of Technology (APNIC) to Shanghai Hongyi Information & Technology Co., Ltd. (APNIC) on 2020-08-04 23:57 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}