{"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":"125.63.128.0/18","resource_type":"ipv4","page":"https://rirtracker.com/ip/125.63.128.0-125.63.191.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2005-08-31)"},"current_holder":{"rir":"APNIC","org":"SingTel Optus Pty Ltd","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":123885,"date":"2013-08-20T01:06:25Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Unwired Australia","recipient_org":"SingTel Optus Pty Ltd","range":"125.63.128.0/18","log":"APNIC"}],"events":[{"event_id":"56233ebfe1f98c45","registry":"APNIC","report_date":"2013-08-20","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"125.63.128.0/18","start":"125.63.128.0","end":"125.63.191.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Unwired Australia","recipient_organization":"SingTel Optus 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/125.63.128.0-125.63.191.255/#e-56233ebfe1f98c45","report_page":"https://rirtracker.com/apnic/reports/2013-08-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/125.63.128.0-125.63.191.255.json","observed":"Transfer: Unwired Australia (APNIC) to SingTel Optus Pty Ltd (APNIC)","explanation":"APNIC's transfer log records a transfer from Unwired Australia (APNIC) to SingTel Optus Pty Ltd (APNIC) on 2013-08-20 01:06 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 2013-08-20 01:06 UTC, Unwired Australia (APNIC) to SingTel Optus Pty Ltd (APNIC); resources moved: 124.19.0.0/18, 124.19.64.0/18, 125.63.128.0/18, 125.63.192.0/18, 220.101.0.0/17, 220.101.128.0/18"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2013/delegated-apnic-extended-20130820.gz","retrieved_at":"2026-10-12T20:38:11+00:00","summary":"APNIC delegated statistics 2013-08-20, before the change: allocated (dated 2005-08-31)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2013/delegated-apnic-extended-20130821.gz","retrieved_at":"2026-10-12T20:38:14+00:00","summary":"APNIC delegated statistics 2013-08-21, after the change: allocated (dated 2005-08-31)"}]}],"classification_history":{"56233ebfe1f98c45":[{"raw_change_id":32264,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:34:26+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Unwired Australia (APNIC) to SingTel Optus Pty Ltd (APNIC) on 2013-08-20 01:06 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":32264,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:46+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Unwired Australia (APNIC) to SingTel Optus Pty Ltd (APNIC) on 2013-08-20 01:06 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":32264,"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 Unwired Australia (APNIC) to SingTel Optus Pty Ltd (APNIC) on 2013-08-20 01:06 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":32264,"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 Unwired Australia (APNIC) to SingTel Optus Pty Ltd (APNIC) on 2013-08-20 01:06 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}