{"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":"170.33.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/170.33.0.0-170.33.255.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1994-02-03)"},"current_holder":{"rir":"APNIC","org":"Alibaba Cloud (Singapore) Private Limited","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":124863,"date":"2016-11-28T01:28:26Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"TT DOTCOM SDN BHD","recipient_org":"Alibaba Cloud (Singapore) Private Limited","range":"170.33.0.0/16","log":"APNIC"},{"id":5459,"date":"2014-03-07T17:21:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Oak Point Partners Inc","recipient_org":null,"range":"170.33.0.0/16","log":"ARIN"},{"id":123965,"date":"2014-03-07T00:51:25Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"OPP-5","recipient_org":"TIME dotNet Berhad.","range":"170.33.0.0/16","log":"APNIC"}],"events":[{"event_id":"5df15de62a9e1b49","registry":"APNIC","report_date":"2016-11-28","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.33.0.0/16","start":"170.33.0.0","end":"170.33.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"TT DOTCOM SDN BHD","recipient_organization":"Alibaba Cloud (Singapore) Private Limited","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:33+00:00","page":"https://rirtracker.com/ip/170.33.0.0-170.33.255.255/#e-5df15de62a9e1b49","report_page":"https://rirtracker.com/apnic/reports/2016-11-28/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.33.0.0-170.33.255.255.json","observed":"Transfer: TT DOTCOM SDN BHD (APNIC) to Alibaba Cloud (Singapore) Private Limited (APNIC)","explanation":"APNIC's transfer log records a transfer from TT DOTCOM SDN BHD (APNIC) to Alibaba Cloud (Singapore) Private Limited (APNIC) on 2016-11-28 01:28 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 2016-11-28 01:28 UTC, TT DOTCOM SDN BHD (APNIC) to Alibaba Cloud (Singapore) Private Limited (APNIC); resources moved: 149.129.0.0/16, 170.33.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20161128.gz","retrieved_at":"2026-10-12T21:52:15+00:00","summary":"APNIC delegated statistics 2016-11-28, before the change: allocated (dated 1994-02-03)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20161129.gz","retrieved_at":"2026-10-12T21:52:19+00:00","summary":"APNIC delegated statistics 2016-11-29, after the change: allocated (dated 1994-02-03)"}]},{"event_id":"14c5135c347ad02b","registry":"ARIN","report_date":"2014-03-07","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"170.33.0.0/16","start":"170.33.0.0","end":"170.33.255.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"Oak Point Partners Inc","recipient_organization":null,"inventory_effect":"Transferred out of ARIN administration; not offered to ARIN applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:03+00:00","page":"https://rirtracker.com/ip/170.33.0.0-170.33.255.255/#e-14c5135c347ad02b","report_page":"https://rirtracker.com/arin/reports/2014-03-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.33.0.0-170.33.255.255.json","observed":"170.33.0.0/16 assigned on 2014-03-07, not listed on 2014-03-08","same_transfer_as":"d904c5b901d5f91a","explanation":"ARIN's transfer log records a transfer from Oak Point Partners Inc (ARIN) to an unnamed organization (APNIC) on 2014-03-07 17:21 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140308.gz","retrieved_at":"2026-10-12T20:12:58+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 170.33.0.0/16 assigned on 2014-03-07, not listed on 2014-03-08"},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2014-03-07 17:21 UTC, Oak Point Partners Inc (ARIN) to (no name) (APNIC); resources moved: 170.33.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140306.gz","retrieved_at":"2026-10-12T20:12:48+00:00","summary":"ARIN delegated statistics 2014-03-06 (produced 2014-03-06T06:07:08+00:00), before the report: assigned (dated 1994-02-03)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140308.gz","retrieved_at":"2026-10-12T20:12:58+00:00","summary":"ARIN delegated statistics 2014-03-08 (produced 2014-03-08T06:07:32+00:00), after the report: not listed"}]},{"event_id":"d904c5b901d5f91a","registry":"APNIC","report_date":"2014-03-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.33.0.0/16","start":"170.33.0.0","end":"170.33.255.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"OPP-5","recipient_organization":"TIME dotNet Berhad.","inventory_effect":"Transferred into APNIC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:29+00:00","page":"https://rirtracker.com/ip/170.33.0.0-170.33.255.255/#e-d904c5b901d5f91a","report_page":"https://rirtracker.com/apnic/reports/2014-03-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.33.0.0-170.33.255.255.json","observed":"Transfer: OPP-5 (ARIN) to TIME dotNet Berhad. (APNIC)","same_transfer_as":"14c5135c347ad02b","explanation":"APNIC's transfer log records a transfer from OPP-5 (ARIN) to TIME dotNet Berhad. (APNIC) on 2014-03-07 00:51 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance.","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 2014-03-07 00:51 UTC, OPP-5 (ARIN) to TIME dotNet Berhad. (APNIC); resources moved: 170.33.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140307.gz","retrieved_at":"2026-10-12T20:49:32+00:00","summary":"APNIC delegated statistics 2014-03-07, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140308.gz","retrieved_at":"2026-10-12T20:49:36+00:00","summary":"APNIC delegated statistics 2014-03-08, after the change: allocated (dated 1994-02-03)"}]}],"classification_history":{"5df15de62a9e1b49":[{"raw_change_id":34067,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:14+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from TT DOTCOM SDN BHD (APNIC) to Alibaba Cloud (Singapore) Private Limited (APNIC) on 2016-11-28 01:28 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":34067,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:49+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from TT DOTCOM SDN BHD (APNIC) to Alibaba Cloud (Singapore) Private Limited (APNIC) on 2016-11-28 01:28 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":34067,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:59+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from TT DOTCOM SDN BHD (APNIC) to Alibaba Cloud (Singapore) Private Limited (APNIC) on 2016-11-28 01:28 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":34067,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:33+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from TT DOTCOM SDN BHD (APNIC) to Alibaba Cloud (Singapore) Private Limited (APNIC) on 2016-11-28 01:28 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"14c5135c347ad02b":[{"raw_change_id":273246,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:42:48+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Oak Point Partners Inc (ARIN) to an unnamed organization (APNIC) on 2014-03-07 17:21 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":273246,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:11:59+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Oak Point Partners Inc (ARIN) to an unnamed organization (APNIC) on 2014-03-07 17:21 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":273246,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:14+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Oak Point Partners Inc (ARIN) to an unnamed organization (APNIC) on 2014-03-07 17:21 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":273246,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:03+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Oak Point Partners Inc (ARIN) to an unnamed organization (APNIC) on 2014-03-07 17:21 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."}],"d904c5b901d5f91a":[{"raw_change_id":32392,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:34:30+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from OPP-5 (ARIN) to TIME dotNet Berhad. (APNIC) on 2014-03-07 00:51 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":32392,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:46+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from OPP-5 (ARIN) to TIME dotNet Berhad. (APNIC) on 2014-03-07 00:51 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":32392,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:55+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from OPP-5 (ARIN) to TIME dotNet Berhad. (APNIC) on 2014-03-07 00:51 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":32392,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:29+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from OPP-5 (ARIN) to TIME dotNet Berhad. (APNIC) on 2014-03-07 00:51 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"status":"not listed"}}