{"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":"66.226.144.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/66.226.144.0-66.226.159.255/","statistics_now":{"registry":"APNIC","status":"assigned (dated 2008-03-03)"},"current_holder":{"rir":"APNIC","org":"Mammoth Media Pty Ltd","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":43336,"date":"2026-03-30T16:46:07Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"In2net Network Inc.","recipient_org":"Mammoth Media Pty Ltd","range":"66.226.144.0/20","log":"ARIN"},{"id":131590,"date":"2026-03-30T05:57:09Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"IN2N","recipient_org":"Mammoth Media Pty Ltd","range":"66.226.144.0/20","log":"APNIC"}],"events":[{"event_id":"b3b5a11d9a10e0e0","registry":"ARIN","report_date":"2026-03-30","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"66.226.144.0/20","start":"66.226.144.0","end":"66.226.159.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"In2net Network Inc.","recipient_organization":"Mammoth Media Pty Ltd","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":"2026-10-14T00:19:27+00:00","page":"https://rirtracker.com/ip/66.226.144.0-66.226.159.255/#e-b3b5a11d9a10e0e0","report_page":"https://rirtracker.com/arin/reports/2026-03-30/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/66.226.144.0-66.226.159.255.json","observed":"Transfer: In2net Network Inc. (ARIN) to Mammoth Media Pty Ltd (APNIC)","piece_of":{"resource":"66.226.128.0/19","page":"https://rirtracker.com/ip/66.226.128.0-66.226.159.255/"},"same_transfer_as":"1b8b29f5a3446500","explanation":"ARIN's transfer log records a transfer from In2net Network Inc. (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 16:46 UTC: it left ARIN for APNIC. It is not a new allocation and is not offered to ARIN applicants.","evidence":[{"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 2026-03-30 16:46 UTC, In2net Network Inc. (ARIN) to Mammoth Media Pty Ltd (APNIC); resources moved: 66.226.144.0/20"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260329","retrieved_at":"2026-10-09T18:59:00+00:00","summary":"ARIN delegated statistics 2026-03-29 (produced 2026-03-29T13:00:39+00:00), before the report: allocated (dated 2008-03-03)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260331","retrieved_at":"2026-10-09T18:59:07+00:00","summary":"ARIN delegated statistics 2026-03-31 (produced 2026-03-31T13:00:39+00:00), after the report: not listed"}]},{"event_id":"1b8b29f5a3446500","registry":"APNIC","report_date":"2026-03-30","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"66.226.144.0/20","start":"66.226.144.0","end":"66.226.159.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"IN2N","recipient_organization":"Mammoth Media Pty Ltd","inventory_effect":"Transferred into APNIC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:01+00:00","page":"https://rirtracker.com/ip/66.226.144.0-66.226.159.255/#e-1b8b29f5a3446500","report_page":"https://rirtracker.com/apnic/reports/2026-03-30/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/66.226.144.0-66.226.159.255.json","observed":"Transfer: IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC)","same_transfer_as":"b3b5a11d9a10e0e0","explanation":"APNIC's transfer log records a transfer from IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 05:57 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 2026-03-30 05:57 UTC, IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC); resources moved: 66.226.144.0/20"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2026/delegated-apnic-extended-20260330.gz","retrieved_at":"2026-10-12T16:20:08+00:00","summary":"APNIC delegated statistics 2026-03-30, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2026/delegated-apnic-extended-20260331.gz","retrieved_at":"2026-10-12T16:20:11+00:00","summary":"APNIC delegated statistics 2026-03-31, after the change: assigned (dated 2008-03-03)"}]}],"classification_history":{"b3b5a11d9a10e0e0":[{"raw_change_id":575776,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:27+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from In2net Network Inc. (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 16:46 UTC: it left ARIN for APNIC. It is not a new allocation and is not offered to ARIN applicants."}],"1b8b29f5a3446500":[{"raw_change_id":22293,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.2.0","classified_at":"2026-10-12T17:43:08+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 05:57 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":22293,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-12T18:23:02+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 05:57 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":22293,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:22+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 05:57 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":22293,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:28+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 05:57 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":22293,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:01+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from IN2N (ARIN) to Mammoth Media Pty Ltd (APNIC) on 2026-03-30 05:57 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"}}