{"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":"144.48.188.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/144.48.188.0-144.48.191.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2016-04-18)"},"current_holder":{"rir":"APNIC","org":"CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":127450,"date":"2021-08-12T02:51:22Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HK HERBTECK CO.,LIMITED","recipient_org":"CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED","range":"144.48.188.0/22","log":"APNIC"},{"id":126365,"date":"2019-12-02T09:16:42Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD","recipient_org":"HK HERBTECK CO.,LIMITED","range":"144.48.188.0/22","log":"APNIC"}],"events":[{"event_id":"92b75e5dfba405d8","registry":"APNIC","report_date":"2021-08-12","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"144.48.188.0/22","start":"144.48.188.0","end":"144.48.191.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"HK HERBTECK CO.,LIMITED","recipient_organization":"CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:43+00:00","page":"https://rirtracker.com/ip/144.48.188.0-144.48.191.255/#e-92b75e5dfba405d8","report_page":"https://rirtracker.com/apnic/reports/2021-08-12/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/144.48.188.0-144.48.191.255.json","observed":"Transfer: HK HERBTECK CO.,LIMITED (APNIC) to CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED (APNIC)","explanation":"APNIC's transfer log records a transfer from HK HERBTECK CO.,LIMITED (APNIC) to CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED (APNIC) on 2021-08-12 02:51 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 2021-08-12 02:51 UTC, HK HERBTECK CO.,LIMITED (APNIC) to CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED (APNIC); resources moved: AS138607, 78.138.12.0/22, 103.232.148.0/22, 144.48.68.0/22, 144.48.188.0/22, 213.255.200.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210812.gz","retrieved_at":"2026-10-12T23:51:02+00:00","summary":"APNIC delegated statistics 2021-08-12, before the change: assigned (dated 2016-04-18)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210813.gz","retrieved_at":"2026-10-12T23:51:05+00:00","summary":"APNIC delegated statistics 2021-08-13, after the change: allocated (dated 2016-04-18)"}]},{"event_id":"441620e33576b84f","registry":"APNIC","report_date":"2019-12-02","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"144.48.188.0/22","start":"144.48.188.0","end":"144.48.191.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD","recipient_organization":"HK HERBTECK CO.,LIMITED","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:38+00:00","page":"https://rirtracker.com/ip/144.48.188.0-144.48.191.255/#e-441620e33576b84f","report_page":"https://rirtracker.com/apnic/reports/2019-12-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/144.48.188.0-144.48.191.255.json","observed":"Transfer: MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD (APNIC) to HK HERBTECK CO.,LIMITED (APNIC)","explanation":"APNIC's transfer log records a transfer from MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD (APNIC) to HK HERBTECK CO.,LIMITED (APNIC) on 2019-12-02 09:16 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 2019-12-02 09:16 UTC, MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD (APNIC) to HK HERBTECK CO.,LIMITED (APNIC); resources moved: AS135355, 144.48.188.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20191202.gz","retrieved_at":"2026-10-12T23:07:32+00:00","summary":"APNIC delegated statistics 2019-12-02, before the change: assigned (dated 2016-04-18)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20191203.gz","retrieved_at":"2026-10-12T23:07:36+00:00","summary":"APNIC delegated statistics 2019-12-03, after the change: assigned (dated 2016-04-18)"}]},{"event_id":"051092e264c59b6a","registry":"APNIC","report_date":"2016-04-18","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"144.48.188.0/22","start":"144.48.188.0","end":"144.48.191.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","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":"2026-10-14T00:03:42+00:00","page":"https://rirtracker.com/ip/144.48.188.0-144.48.191.255/#e-051092e264c59b6a","report_page":"https://rirtracker.com/apnic/reports/2016-04-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/144.48.188.0-144.48.191.255.json","observed":"144.48.188.0/22 available on 2016-04-18, assigned on 2016-04-19","explanation":"No transfer record matches. APNIC's statistics show it available on 2016-04-18 and assigned (dated 2016-04-18) on 2016-04-19. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160419.gz","retrieved_at":"2026-10-12T21:37:44+00:00","summary":"Found by comparing APNIC's daily statistics: 144.48.188.0/22 available on 2016-04-18, assigned on 2016-04-19"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160418.gz","retrieved_at":"2026-10-12T21:37:41+00:00","summary":"APNIC delegated statistics 2016-04-18, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160419.gz","retrieved_at":"2026-10-12T21:37:44+00:00","summary":"APNIC delegated statistics 2016-04-19, after the change: assigned (dated 2016-04-18)"}]}],"classification_history":{"92b75e5dfba405d8":[{"raw_change_id":38012,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:54+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HK HERBTECK CO.,LIMITED (APNIC) to CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED (APNIC) on 2021-08-12 02:51 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38012,"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 HK HERBTECK CO.,LIMITED (APNIC) to CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED (APNIC) on 2021-08-12 02:51 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38012,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:08+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HK HERBTECK CO.,LIMITED (APNIC) to CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED (APNIC) on 2021-08-12 02:51 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38012,"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 HK HERBTECK CO.,LIMITED (APNIC) to CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED (APNIC) on 2021-08-12 02:51 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"441620e33576b84f":[{"raw_change_id":36214,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:09+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD (APNIC) to HK HERBTECK CO.,LIMITED (APNIC) on 2019-12-02 09:16 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36214,"classification_code":"INTRA_RIR_TRANSFER","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 MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD (APNIC) to HK HERBTECK CO.,LIMITED (APNIC) on 2019-12-02 09:16 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36214,"classification_code":"INTRA_RIR_TRANSFER","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 MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD (APNIC) to HK HERBTECK CO.,LIMITED (APNIC) on 2019-12-02 09:16 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36214,"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 MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD (APNIC) to HK HERBTECK CO.,LIMITED (APNIC) on 2019-12-02 09:16 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"051092e264c59b6a":[{"raw_change_id":344793,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:17:08+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-04-18 and assigned (dated 2016-04-18) on 2016-04-19. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":344793,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:15:57+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-04-18 and assigned (dated 2016-04-18) on 2016-04-19. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":344793,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:31+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-04-18 and assigned (dated 2016-04-18) on 2016-04-19. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":344793,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:42+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-04-18 and assigned (dated 2016-04-18) on 2016-04-19. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."}]},"arin_statistics_now":{"status":"not listed"}}