{"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":"203.91.72.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/203.91.72.0-203.91.79.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1998-11-09)"},"current_holder":{"rir":"APNIC","org":"LANLIAN INTERNATIONAL HOLDING GROUP LIMITED","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":126675,"date":"2020-10-08T05:03:10Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"VOCUS PTY LTD","recipient_org":"LANLIAN INTERNATIONAL HOLDING GROUP LIMITED","range":"203.91.72.0/21","log":"APNIC"}],"events":[{"event_id":"e67c4cc43a9848d8","registry":"APNIC","report_date":"2020-10-08","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"203.91.72.0/21","start":"203.91.72.0","end":"203.91.79.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"VOCUS PTY LTD","recipient_organization":"LANLIAN INTERNATIONAL HOLDING GROUP LIMITED","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:40+00:00","page":"https://rirtracker.com/ip/203.91.72.0-203.91.79.255/#e-e67c4cc43a9848d8","report_page":"https://rirtracker.com/apnic/reports/2020-10-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/203.91.72.0-203.91.79.255.json","observed":"Transfer: VOCUS PTY LTD (APNIC) to LANLIAN INTERNATIONAL HOLDING GROUP LIMITED (APNIC)","explanation":"APNIC's transfer log records a transfer from VOCUS PTY LTD (APNIC) to LANLIAN INTERNATIONAL HOLDING GROUP LIMITED (APNIC) on 2020-10-08 05:03 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 2020-10-08 05:03 UTC, VOCUS PTY LTD (APNIC) to LANLIAN INTERNATIONAL HOLDING GROUP LIMITED (APNIC); resources moved: 203.91.72.0/21"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201008.gz","retrieved_at":"2026-10-12T23:29:14+00:00","summary":"APNIC delegated statistics 2020-10-08, before the change: allocated (dated 1998-11-09)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201009.gz","retrieved_at":"2026-10-12T23:29:17+00:00","summary":"APNIC delegated statistics 2020-10-09, after the change: allocated (dated 1998-11-09)"}]}],"classification_history":{"e67c4cc43a9848d8":[{"raw_change_id":36776,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:25+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from VOCUS PTY LTD (APNIC) to LANLIAN INTERNATIONAL HOLDING GROUP LIMITED (APNIC) on 2020-10-08 05:03 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36776,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:55+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from VOCUS PTY LTD (APNIC) to LANLIAN INTERNATIONAL HOLDING GROUP LIMITED (APNIC) on 2020-10-08 05:03 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36776,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:05+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from VOCUS PTY LTD (APNIC) to LANLIAN INTERNATIONAL HOLDING GROUP LIMITED (APNIC) on 2020-10-08 05:03 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":36776,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:40+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from VOCUS PTY LTD (APNIC) to LANLIAN INTERNATIONAL HOLDING GROUP LIMITED (APNIC) on 2020-10-08 05:03 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}