{"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":"203.55.71.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/203.55.71.0-203.55.71.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-12-23)"},"current_holder":{"rir":"ARIN","org":"NMEA-4","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":126389,"date":"2019-12-24T02:29:20Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Multibase WebAustralis Pty Ltd","recipient_org":"NMEA-4","range":"203.55.71.0/24","log":"APNIC"},{"id":19608,"date":"2019-12-23T16:28:23Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Multibase WebAustralis Pty Ltd (MULTIBASE-AU)","recipient_org":"Northcentral Electric Power Association","range":"203.55.71.0/24","log":"ARIN"}],"events":[{"event_id":"acc829925c01b4a6","registry":"APNIC","report_date":"2019-12-24","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"203.55.71.0/24","start":"203.55.71.0","end":"203.55.71.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Multibase WebAustralis Pty Ltd","recipient_organization":"NMEA-4","inventory_effect":"Transferred out of APNIC administration; not offered to APNIC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:39+00:00","page":"https://rirtracker.com/ip/203.55.71.0-203.55.71.255/#e-acc829925c01b4a6","report_page":"https://rirtracker.com/apnic/reports/2019-12-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/203.55.71.0-203.55.71.255.json","observed":"Transfer: Multibase WebAustralis Pty Ltd (APNIC) to NMEA-4 (ARIN)","same_transfer_as":"dc7c53009a8a2b4d","explanation":"APNIC's transfer log records a transfer from Multibase WebAustralis Pty Ltd (APNIC) to NMEA-4 (ARIN) on 2019-12-24 02:29 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants.","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 2019-12-24 02:29 UTC, Multibase WebAustralis Pty Ltd (APNIC) to NMEA-4 (ARIN); resources moved: 203.55.71.0/24"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20191224.gz","retrieved_at":"2026-10-12T23:08:56+00:00","summary":"APNIC delegated statistics 2019-12-24, before the change: assigned (dated 1996-12-04)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20191225.gz","retrieved_at":"2026-10-12T23:09:09+00:00","summary":"APNIC delegated statistics 2019-12-25, after the change: not listed"}]},{"event_id":"dc7c53009a8a2b4d","registry":"ARIN","report_date":"2019-12-23","source":"arin_issued","raw_action":"ADD","raw_line":"Add 203.55.71.0-203.55.71.255","resource_type":"ipv4","resource":"203.55.71.0/24","start":"203.55.71.0","end":"203.55.71.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Multibase WebAustralis Pty Ltd (MULTIBASE-AU)","recipient_organization":"Northcentral Electric Power Association","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:40+00:00","page":"https://rirtracker.com/ip/203.55.71.0-203.55.71.255/#e-dc7c53009a8a2b4d","report_page":"https://rirtracker.com/arin/reports/2019-12-23/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/203.55.71.0-203.55.71.255.json","same_transfer_as":"acc829925c01b4a6","explanation":"ARIN's transfer log records a transfer from Multibase WebAustralis Pty Ltd (MULTIBASE-AU) (APNIC) to Northcentral Electric Power Association (ARIN) on 2019-12-23 16:28 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2019-December/004029.html","retrieved_at":"2026-10-12T18:40:43+00:00","summary":"ARIN-Issued report for 2019-12-23: \"Add 203.55.71.0-203.55.71.255\""},{"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 2019-12-23 16:28 UTC, Multibase WebAustralis Pty Ltd (MULTIBASE-AU) (APNIC) to Northcentral Electric Power Association (ARIN); resources moved: 203.55.71.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191222.gz","retrieved_at":"2026-10-12T22:16:27+00:00","summary":"ARIN delegated statistics 2019-12-22 (produced 2019-12-22T15:00:14+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191224.gz","retrieved_at":"2026-10-12T22:16:32+00:00","summary":"ARIN delegated statistics 2019-12-24 (produced 2019-12-24T15:00:14+00:00), after the report: allocated (dated 2019-12-23)"}]}],"classification_history":{"acc829925c01b4a6":[{"raw_change_id":36268,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:11+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Multibase WebAustralis Pty Ltd (APNIC) to NMEA-4 (ARIN) on 2019-12-24 02:29 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":36268,"classification_code":"INTER_RIR_TRANSFER_OUT","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 Multibase WebAustralis Pty Ltd (APNIC) to NMEA-4 (ARIN) on 2019-12-24 02:29 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":36268,"classification_code":"INTER_RIR_TRANSFER_OUT","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 Multibase WebAustralis Pty Ltd (APNIC) to NMEA-4 (ARIN) on 2019-12-24 02:29 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":36268,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:39+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Multibase WebAustralis Pty Ltd (APNIC) to NMEA-4 (ARIN) on 2019-12-24 02:29 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."}],"dc7c53009a8a2b4d":[{"raw_change_id":162875,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:46:37+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Multibase WebAustralis Pty Ltd (MULTIBASE-AU) (APNIC) to Northcentral Electric Power Association (ARIN) on 2019-12-23 16:28 UTC: it came to ARIN from APNIC. 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It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":162875,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:40+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Multibase WebAustralis Pty Ltd (MULTIBASE-AU) (APNIC) to Northcentral Electric Power Association (ARIN) on 2019-12-23 16:28 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"status":"allocated (dated 2019-12-23)"}}