{"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":"121.54.128.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/121.54.128.0-121.54.143.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2006-06-19)"},"current_holder":{"rir":"APNIC","org":"VOCUS PTY LTD","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":123707,"date":"2011-05-06T17:01:58Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Digital River Pty Ltd","recipient_org":"VOCUS PTY LTD","range":"121.54.128.0/20","log":"APNIC"}],"events":[{"event_id":"22ee809e20d6691b","registry":"APNIC","report_date":"2011-05-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"121.54.128.0/20","start":"121.54.128.0","end":"121.54.143.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Digital River Pty Ltd","recipient_organization":"VOCUS PTY LTD","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:29+00:00","page":"https://rirtracker.com/ip/121.54.128.0-121.54.143.255/#e-22ee809e20d6691b","report_page":"https://rirtracker.com/apnic/reports/2011-05-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/121.54.128.0-121.54.143.255.json","observed":"Transfer: Digital River Pty Ltd (APNIC) to VOCUS PTY LTD (APNIC)","piece_of":{"resource":"121.54.128.0/19","page":"https://rirtracker.com/ip/121.54.128.0-121.54.159.255/"},"explanation":"APNIC's transfer log records a transfer from Digital River Pty Ltd (APNIC) to VOCUS PTY LTD (APNIC) on 2011-05-06 17:01 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 2011-05-06 17:01 UTC, Digital River Pty Ltd (APNIC) to VOCUS PTY LTD (APNIC); resources moved: 121.54.128.0/20, 121.54.144.0/21, 121.54.152.0/21, 202.80.176.0/21, 202.80.184.0/21"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2011/delegated-apnic-extended-20110507.gz","retrieved_at":"2026-10-12T19:39:06+00:00","summary":"APNIC delegated statistics 2011-05-07, before the change: allocated (dated 2011-05-06)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2011/delegated-apnic-extended-20110508.gz","retrieved_at":"2026-10-12T19:39:10+00:00","summary":"APNIC delegated statistics 2011-05-08, after the change: allocated (dated 2011-05-06)"}]}],"classification_history":{"22ee809e20d6691b":[{"raw_change_id":31905,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:34:13+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Digital River Pty Ltd (APNIC) to VOCUS PTY LTD (APNIC) on 2011-05-06 17:01 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":31905,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:45+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Digital River Pty Ltd (APNIC) to VOCUS PTY LTD (APNIC) on 2011-05-06 17:01 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":31905,"classification_code":"INTRA_RIR_TRANSFER","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 Digital River Pty Ltd (APNIC) to VOCUS PTY LTD (APNIC) on 2011-05-06 17:01 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":31905,"classification_code":"INTRA_RIR_TRANSFER","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 Digital River Pty Ltd (APNIC) to VOCUS PTY LTD (APNIC) on 2011-05-06 17:01 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}