{"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":"43.255.188.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/43.255.188.0-43.255.191.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2023-09-12)"},"current_holder":{"rir":"ARIN","org":"CAC-89","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":128848,"date":"2023-09-12T22:05:57Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Rainbow network limited","recipient_org":"CAC-89","range":"43.255.188.0/22","log":"APNIC"},{"id":32924,"date":"2023-09-12T14:05:45Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Rainbow network limited","recipient_org":"Colocation America Corporation","range":"43.255.188.0/22","log":"ARIN"},{"id":124240,"date":"2015-09-07T06:14:48Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Big Dipper international company limited","recipient_org":"Rainbow network limited","range":"43.255.188.0/22","log":"APNIC"}],"events":[{"event_id":"24a6327c0b6d3dc3","registry":"APNIC","report_date":"2023-09-13","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"43.255.188.0/22","start":"43.255.188.0","end":"43.255.191.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Rainbow network limited","recipient_organization":"CAC-89","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":"2026-10-13T23:46:49+00:00","page":"https://rirtracker.com/ip/43.255.188.0-43.255.191.255/#e-24a6327c0b6d3dc3","report_page":"https://rirtracker.com/apnic/reports/2023-09-13/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.255.188.0-43.255.191.255.json","observed":"Transfer: Rainbow network limited (APNIC) to CAC-89 (ARIN)","same_transfer_as":"aa90f3848a9a2128","explanation":"APNIC's transfer log records a transfer from Rainbow network limited (APNIC) to CAC-89 (ARIN) on 2023-09-12 22:05 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 2023-09-12 22:05 UTC, Rainbow network limited (APNIC) to CAC-89 (ARIN); resources moved: 43.255.188.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20230913.gz","retrieved_at":"2026-10-13T00:49:34+00:00","summary":"APNIC delegated statistics 2023-09-13, before the change: allocated (dated 2014-08-07)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20230914.gz","retrieved_at":"2026-10-13T00:49:38+00:00","summary":"APNIC delegated statistics 2023-09-14, after the change: not listed"}]},{"event_id":"aa90f3848a9a2128","registry":"ARIN","report_date":"2023-09-12","source":"arin_issued","raw_action":"ADD","raw_line":"Add 43.255.188.0-43.255.191.255","resource_type":"ipv4","resource":"43.255.188.0/22","start":"43.255.188.0","end":"43.255.191.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Rainbow network limited","recipient_organization":"Colocation America Corporation","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:49+00:00","page":"https://rirtracker.com/ip/43.255.188.0-43.255.191.255/#e-aa90f3848a9a2128","report_page":"https://rirtracker.com/arin/reports/2023-09-12/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.255.188.0-43.255.191.255.json","same_transfer_as":"24a6327c0b6d3dc3","explanation":"ARIN's transfer log records a transfer from Rainbow network limited (APNIC) to Colocation America Corporation (ARIN) on 2023-09-12 14:05 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/2023-September/005387.html","retrieved_at":"2026-10-12T18:42:19+00:00","summary":"ARIN-Issued report for 2023-09-12: \"Add 43.255.188.0-43.255.191.255\""},{"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 2023-09-12 14:05 UTC, Rainbow network limited (APNIC) to Colocation America Corporation (ARIN); resources moved: 43.255.188.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230911.gz","retrieved_at":"2026-10-12T23:26:56+00:00","summary":"ARIN delegated statistics 2023-09-11 (produced 2023-09-11T13:00:13+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230913.gz","retrieved_at":"2026-10-12T23:27:01+00:00","summary":"ARIN delegated statistics 2023-09-13 (produced 2023-09-13T13:00:13+00:00), after the report: allocated (dated 2023-09-12)"}]},{"event_id":"138856312e5d814b","registry":"APNIC","report_date":"2015-09-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"43.255.188.0/22","start":"43.255.188.0","end":"43.255.191.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Big Dipper international company limited","recipient_organization":"Rainbow network limited","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:31+00:00","page":"https://rirtracker.com/ip/43.255.188.0-43.255.191.255/#e-138856312e5d814b","report_page":"https://rirtracker.com/apnic/reports/2015-09-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.255.188.0-43.255.191.255.json","observed":"Transfer: Big Dipper international company limited (APNIC) to Rainbow network limited (APNIC)","explanation":"APNIC's transfer log records a transfer from Big Dipper international company limited (APNIC) to Rainbow network limited (APNIC) on 2015-09-07 06:14 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 2015-09-07 06:14 UTC, Big Dipper international company limited (APNIC) to Rainbow network limited (APNIC); resources moved: AS134176, 43.255.188.0/22, 103.242.0.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2015/delegated-apnic-extended-20150907.gz","retrieved_at":"2026-10-12T21:23:23+00:00","summary":"APNIC delegated statistics 2015-09-07, before the change: allocated (dated 2014-08-07)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2015/delegated-apnic-extended-20150908.gz","retrieved_at":"2026-10-12T21:23:26+00:00","summary":"APNIC delegated statistics 2015-09-08, after the change: allocated (dated 2014-08-07)"}]},{"event_id":"18cf175f600253c6","registry":"APNIC","report_date":"2014-08-07","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"43.255.188.0/22","start":"43.255.188.0","end":"43.255.191.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from APNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:19+00:00","page":"https://rirtracker.com/ip/43.255.188.0-43.255.191.255/#e-18cf175f600253c6","report_page":"https://rirtracker.com/apnic/reports/2014-08-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.255.188.0-43.255.191.255.json","observed":"43.255.188.0/22 available on 2014-08-07, allocated on 2014-08-08","explanation":"No transfer record matches. APNIC's statistics show it available on 2014-08-07 and allocated (dated 2014-08-07) on 2014-08-08. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140808.gz","retrieved_at":"2026-10-12T20:58:41+00:00","summary":"Found by comparing APNIC's daily statistics: 43.255.188.0/22 available on 2014-08-07, allocated on 2014-08-08"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140807.gz","retrieved_at":"2026-10-12T20:58:37+00:00","summary":"APNIC delegated statistics 2014-08-07, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140808.gz","retrieved_at":"2026-10-12T20:58:41+00:00","summary":"APNIC delegated statistics 2014-08-08, after the change: allocated (dated 2014-08-07)"}]}],"classification_history":{"24a6327c0b6d3dc3":[{"raw_change_id":40134,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:37:48+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Rainbow network limited (APNIC) to CAC-89 (ARIN) on 2023-09-12 22:05 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":40134,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:02+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Rainbow network limited (APNIC) to CAC-89 (ARIN) on 2023-09-12 22:05 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":40134,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:13+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Rainbow network limited (APNIC) to CAC-89 (ARIN) on 2023-09-12 22:05 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":40134,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:49+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Rainbow network limited (APNIC) to CAC-89 (ARIN) on 2023-09-12 22:05 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."}],"aa90f3848a9a2128":[{"raw_change_id":183374,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:59:59+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Rainbow network limited (APNIC) to Colocation America Corporation (ARIN) on 2023-09-12 14:05 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":183374,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:32+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Rainbow network limited (APNIC) to Colocation America Corporation (ARIN) on 2023-09-12 14:05 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":183374,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:23+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Rainbow network limited (APNIC) to Colocation America Corporation (ARIN) on 2023-09-12 14:05 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":183374,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:49+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Rainbow network limited (APNIC) to Colocation America Corporation (ARIN) on 2023-09-12 14:05 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."}],"138856312e5d814b":[{"raw_change_id":33061,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:34:50+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Big Dipper international company limited (APNIC) to Rainbow network limited (APNIC) on 2015-09-07 06:14 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":33061,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:47+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Big Dipper international company limited (APNIC) to Rainbow network limited (APNIC) on 2015-09-07 06:14 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":33061,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:57+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Big Dipper international company limited (APNIC) to Rainbow network limited (APNIC) on 2015-09-07 06:14 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":33061,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:31+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Big Dipper international company limited (APNIC) to Rainbow network limited (APNIC) on 2015-09-07 06:14 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"18cf175f600253c6":[{"raw_change_id":307466,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:59:16+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-08-07 and allocated (dated 2014-08-07) on 2014-08-08. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":307466,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:13:56+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-08-07 and allocated (dated 2014-08-07) on 2014-08-08. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":307466,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:57:21+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-08-07 and allocated (dated 2014-08-07) on 2014-08-08. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":307466,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:19+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-08-07 and allocated (dated 2014-08-07) on 2014-08-08. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."}]},"arin_statistics_now":{"status":"allocated (dated 2023-09-12)"}}