{"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":"162.247.4.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/162.247.4.0-162.247.7.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2014-04-15)"},"current_holder":{"rir":"APNIC","org":"China Unicom(Hong Kong) Operations Limited","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":15583,"date":"2018-10-17T19:14:14Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Internet Management, LLC","recipient_org":"China Unicom(Hong Kong) Operations Limited","range":"162.247.4.0/22","log":"ARIN"},{"id":125918,"date":"2018-10-17T10:09:32Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"IML-42B","recipient_org":"China Unicom (Hong Kong) Operations Limited","range":"162.247.4.0/22","log":"APNIC"}],"events":[{"event_id":"e92b68130cec10db","registry":"ARIN","report_date":"2018-10-17","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"162.247.4.0/22","start":"162.247.4.0","end":"162.247.7.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"Internet Management, LLC","recipient_organization":"China Unicom(Hong Kong) Operations Limited","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":"2026-10-14T00:04:51+00:00","page":"https://rirtracker.com/ip/162.247.4.0-162.247.7.255/#e-e92b68130cec10db","report_page":"https://rirtracker.com/arin/reports/2018-10-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/162.247.4.0-162.247.7.255.json","observed":"162.247.4.0/22 allocated on 2018-10-17, not listed on 2018-10-18","same_transfer_as":"c87529ca5adc82a1","explanation":"ARIN's transfer log records a transfer from Internet Management, LLC (ARIN) to China Unicom(Hong Kong) Operations Limited (APNIC) on 2018-10-17 19:14 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/2018/delegated-arin-extended-20181018.gz","retrieved_at":"2026-10-12T21:54:15+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 162.247.4.0/22 allocated on 2018-10-17, not listed on 2018-10-18"},{"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 2018-10-17 19:14 UTC, Internet Management, LLC (ARIN) to China Unicom(Hong Kong) Operations Limited (APNIC); resources moved: 162.247.4.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181016.gz","retrieved_at":"2026-10-12T21:54:10+00:00","summary":"ARIN delegated statistics 2018-10-16 (produced 2018-10-16T05:00:15+00:00), before the report: allocated (dated 2014-04-15)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181018.gz","retrieved_at":"2026-10-12T21:54:15+00:00","summary":"ARIN delegated statistics 2018-10-18 (produced 2018-10-18T05:00:15+00:00), after the report: not listed"}]},{"event_id":"c87529ca5adc82a1","registry":"APNIC","report_date":"2018-10-17","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"162.247.4.0/22","start":"162.247.4.0","end":"162.247.7.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"IML-42B","recipient_organization":"China Unicom (Hong Kong) Operations Limited","inventory_effect":"Transferred into APNIC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:37+00:00","page":"https://rirtracker.com/ip/162.247.4.0-162.247.7.255/#e-c87529ca5adc82a1","report_page":"https://rirtracker.com/apnic/reports/2018-10-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/162.247.4.0-162.247.7.255.json","observed":"Transfer: IML-42B (ARIN) to China Unicom (Hong Kong) Operations Limited (APNIC)","same_transfer_as":"e92b68130cec10db","explanation":"APNIC's transfer log records a transfer from IML-42B (ARIN) to China Unicom (Hong Kong) Operations Limited (APNIC) on 2018-10-17 10:09 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 2018-10-17 10:09 UTC, IML-42B (ARIN) to China Unicom (Hong Kong) Operations Limited (APNIC); resources moved: 162.247.4.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2018/delegated-apnic-extended-20181017.gz","retrieved_at":"2026-10-12T22:38:39+00:00","summary":"APNIC delegated statistics 2018-10-17, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2018/delegated-apnic-extended-20181018.gz","retrieved_at":"2026-10-12T22:38:43+00:00","summary":"APNIC delegated statistics 2018-10-18, after the change: allocated (dated 2014-04-15)"}]}],"classification_history":{"e92b68130cec10db":[{"raw_change_id":362362,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:25:00+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Internet Management, LLC (ARIN) to China Unicom(Hong Kong) Operations Limited (APNIC) on 2018-10-17 19:14 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":362362,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:54+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Internet Management, LLC (ARIN) to China Unicom(Hong Kong) Operations Limited (APNIC) on 2018-10-17 19:14 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":362362,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T15:00:32+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Internet Management, LLC (ARIN) to China Unicom(Hong Kong) Operations Limited (APNIC) on 2018-10-17 19:14 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":362362,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:51+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Internet Management, LLC (ARIN) to China Unicom(Hong Kong) Operations Limited (APNIC) on 2018-10-17 19:14 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."}],"c87529ca5adc82a1":[{"raw_change_id":35543,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:51+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from IML-42B (ARIN) to China Unicom (Hong Kong) Operations Limited (APNIC) on 2018-10-17 10:09 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35543,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:52+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from IML-42B (ARIN) to China Unicom (Hong Kong) Operations Limited (APNIC) on 2018-10-17 10:09 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35543,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:02+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from IML-42B (ARIN) to China Unicom (Hong Kong) Operations Limited (APNIC) on 2018-10-17 10:09 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35543,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:37+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from IML-42B (ARIN) to China Unicom (Hong Kong) Operations Limited (APNIC) on 2018-10-17 10:09 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"}}