{"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":"137.83.0.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/137.83.0.0-137.83.0.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1989-11-10)"},"current_holder":{"rir":"APNIC","org":"Ezlink Cloud Technology Co., Limted","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":19942,"date":"2020-02-04T12:20:37Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Northeast Technology Solutions, LLC","recipient_org":"Ezlink Cloud Technology Co., Limted","range":"137.83.0.0/24","log":"ARIN"},{"id":126429,"date":"2020-02-04T05:59:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"NTSL-14-Z","recipient_org":"Ezlink Cloud Technology Co., Limted","range":"137.83.0.0/24","log":"APNIC"},{"id":16521,"date":"2018-12-05T13:45:14Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"OMNOVA Solutions Inc","recipient_org":"Northeast Technology Solutions, LLC","range":"137.83.0.0/16","log":"ARIN"}],"events":[{"event_id":"d16312ab095768a2","registry":"APNIC","report_date":"2020-02-04","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"137.83.0.0/24","start":"137.83.0.0","end":"137.83.0.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"NTSL-14-Z","recipient_organization":"Ezlink Cloud Technology Co., Limted","inventory_effect":"Transferred into APNIC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:39+00:00","page":"https://rirtracker.com/ip/137.83.0.0-137.83.0.255/#e-d16312ab095768a2","report_page":"https://rirtracker.com/apnic/reports/2020-02-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/137.83.0.0-137.83.0.255.json","observed":"Transfer: NTSL-14-Z (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC)","same_transfer_as":"d26f55888385907f","explanation":"APNIC's transfer log records a transfer from NTSL-14-Z (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 05:59 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 2020-02-04 05:59 UTC, NTSL-14-Z (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC); resources moved: 137.83.0.0/24"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20200204.gz","retrieved_at":"2026-10-12T23:11:55+00:00","summary":"APNIC delegated statistics 2020-02-04, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20200205.gz","retrieved_at":"2026-10-12T23:12:08+00:00","summary":"APNIC delegated statistics 2020-02-05, after the change: allocated (dated 1989-11-10)"}]},{"event_id":"d26f55888385907f","registry":"ARIN","report_date":"2020-02-03","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"137.83.0.0/24","start":"137.83.0.0","end":"137.83.0.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"Northeast Technology Solutions, LLC","recipient_organization":"Ezlink Cloud Technology Co., Limted","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":"2026-10-14T00:06:31+00:00","page":"https://rirtracker.com/ip/137.83.0.0-137.83.0.255/#e-d26f55888385907f","report_page":"https://rirtracker.com/arin/reports/2020-02-03/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/137.83.0.0-137.83.0.255.json","observed":"137.83.0.0/24 assigned on 2020-02-03, not listed on 2020-02-04","same_transfer_as":"d16312ab095768a2","explanation":"ARIN's transfer log records a transfer from Northeast Technology Solutions, LLC (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 12:20 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/2020/delegated-arin-extended-20200204.gz","retrieved_at":"2026-10-12T22:18:39+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 137.83.0.0/24 assigned on 2020-02-03, not listed on 2020-02-04"},{"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 2020-02-04 12:20 UTC, Northeast Technology Solutions, LLC (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC); resources moved: 137.83.0.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200202.gz","retrieved_at":"2026-10-12T22:18:34+00:00","summary":"ARIN delegated statistics 2020-02-02 (produced 2020-02-02T15:00:14+00:00), before the report: assigned (dated 1989-11-10)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200204.gz","retrieved_at":"2026-10-12T22:18:39+00:00","summary":"ARIN delegated statistics 2020-02-04 (produced 2020-02-04T15:00:13+00:00), after the report: not listed"}]}],"classification_history":{"d16312ab095768a2":[{"raw_change_id":36337,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:13+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NTSL-14-Z (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 05:59 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":36337,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:54+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NTSL-14-Z (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 05:59 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":36337,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:04+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NTSL-14-Z (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 05:59 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":36337,"classification_code":"INTER_RIR_TRANSFER_IN","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 NTSL-14-Z (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 05:59 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."}],"d26f55888385907f":[{"raw_change_id":388773,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:34:32+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Northeast Technology Solutions, LLC (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 12:20 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":388773,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:18:17+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Northeast Technology Solutions, LLC (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 12:20 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":388773,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T15:02:02+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Northeast Technology Solutions, LLC (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 12:20 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":388773,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:06:31+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Northeast Technology Solutions, LLC (ARIN) to Ezlink Cloud Technology Co., Limted (APNIC) on 2020-02-04 12:20 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."}]},"arin_statistics_now":{"status":"not listed"}}