{"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":"43.243.40.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/43.243.40.0-43.243.43.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2025-01-08)"},"current_holder":{"rir":"ARIN","org":"AMAZO-4","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":129916,"date":"2025-01-09T01:22:38Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Speedcast Limited","recipient_org":"AMAZO-4","range":"43.243.40.0/22","log":"APNIC"},{"id":38323,"date":"2025-01-08T19:17:43Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Speedcast Limited","recipient_org":"Amazon.com, Inc.","range":"43.243.40.0/22","log":"ARIN"}],"events":[{"event_id":"96a11e04686a5823","registry":"APNIC","report_date":"2025-01-09","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"43.243.40.0/22","start":"43.243.40.0","end":"43.243.43.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Speedcast Limited","recipient_organization":"AMAZO-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":"2026-10-13T23:46:53+00:00","page":"https://rirtracker.com/ip/43.243.40.0-43.243.43.255/#e-96a11e04686a5823","report_page":"https://rirtracker.com/apnic/reports/2025-01-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.243.40.0-43.243.43.255.json","observed":"Transfer: Speedcast Limited (APNIC) to AMAZO-4 (ARIN)","same_transfer_as":"2b997e9f94fc6298","explanation":"APNIC's transfer log records a transfer from Speedcast Limited (APNIC) to AMAZO-4 (ARIN) on 2025-01-09 01:22 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 2025-01-09 01:22 UTC, Speedcast Limited (APNIC) to AMAZO-4 (ARIN); resources moved: 43.243.40.0/22, 103.13.188.0/23, 103.13.190.0/24, 202.174.128.0/23, 202.174.131.0/24, 202.174.132.0/22, 202.174.136.0/21, 202.174.144.0/21, 202.174.152.0/23, 202.174.154.0/24, 202.174.158.0/24, 203.88.64.0/20, 203.88.83.0/24, 203.88.84.0/23, 203.88.91.0/24, 203.88.92.0/23, 203.88.94.0/24, 210.89.64.0/19"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2025/delegated-apnic-extended-20250109.gz","retrieved_at":"2026-10-13T01:27:07+00:00","summary":"APNIC delegated statistics 2025-01-09, before the change: allocated (dated 2014-09-09)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2025/delegated-apnic-extended-20250110.gz","retrieved_at":"2026-10-13T01:27:10+00:00","summary":"APNIC delegated statistics 2025-01-10, after the change: not listed"}]},{"event_id":"2b997e9f94fc6298","registry":"ARIN","report_date":"2025-01-08","source":"arin_issued","raw_action":"ADD","raw_line":"Add 43.243.40.0-43.243.43.255","resource_type":"ipv4","resource":"43.243.40.0/22","start":"43.243.40.0","end":"43.243.43.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Speedcast Limited","recipient_organization":"Amazon.com, Inc.","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:19+00:00","page":"https://rirtracker.com/ip/43.243.40.0-43.243.43.255/#e-2b997e9f94fc6298","report_page":"https://rirtracker.com/arin/reports/2025-01-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.243.40.0-43.243.43.255.json","same_transfer_as":"96a11e04686a5823","explanation":"ARIN's transfer log records a transfer from Speedcast Limited (APNIC) to Amazon.com, Inc. (ARIN) on 2025-01-08 19:17 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/2025-January/005870.html","retrieved_at":"2026-10-12T18:42:52+00:00","summary":"ARIN-Issued report for 2025-01-08: \"Add 43.243.40.0-43.243.43.255\""},{"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 2025-01-08 19:17 UTC, Speedcast Limited (APNIC) to Amazon.com, Inc. (ARIN); resources moved: 43.243.40.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250107.gz","retrieved_at":"2026-10-12T23:52:40+00:00","summary":"ARIN delegated statistics 2025-01-07 (produced 2025-01-07T14:01:08+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250109.gz","retrieved_at":"2026-10-12T23:52:45+00:00","summary":"ARIN delegated statistics 2025-01-09 (produced 2025-01-09T14:01:06+00:00), after the report: allocated (dated 2025-01-08)"}]},{"event_id":"96fe9bd8f6d644df","registry":"APNIC","report_date":"2014-09-09","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"43.243.40.0/22","start":"43.243.40.0","end":"43.243.43.255","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":"2026-10-14T00:01:29+00:00","page":"https://rirtracker.com/ip/43.243.40.0-43.243.43.255/#e-96fe9bd8f6d644df","report_page":"https://rirtracker.com/apnic/reports/2014-09-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.243.40.0-43.243.43.255.json","observed":"43.243.40.0/22 available on 2014-09-09, allocated on 2014-09-10","explanation":"No transfer record matches. APNIC's statistics show it available on 2014-09-09 and allocated (dated 2014-09-09) on 2014-09-10. 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-20140910.gz","retrieved_at":"2026-10-12T21:01:02+00:00","summary":"Found by comparing APNIC's daily statistics: 43.243.40.0/22 available on 2014-09-09, allocated on 2014-09-10"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140909.gz","retrieved_at":"2026-10-12T21:00:50+00:00","summary":"APNIC delegated statistics 2014-09-09, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140910.gz","retrieved_at":"2026-10-12T21:01:02+00:00","summary":"APNIC delegated statistics 2014-09-10, after the change: allocated (dated 2014-09-09)"}]}],"classification_history":{"96a11e04686a5823":[{"raw_change_id":41817,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:38:37+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Speedcast Limited (APNIC) to AMAZO-4 (ARIN) on 2025-01-09 01:22 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":41817,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:05+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Speedcast Limited (APNIC) to AMAZO-4 (ARIN) on 2025-01-09 01:22 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":41817,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:17+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Speedcast Limited (APNIC) to AMAZO-4 (ARIN) on 2025-01-09 01:22 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":41817,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:53+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Speedcast Limited (APNIC) to AMAZO-4 (ARIN) on 2025-01-09 01:22 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."}],"2b997e9f94fc6298":[{"raw_change_id":191471,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:04:48+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Speedcast Limited (APNIC) to Amazon.com, Inc. (ARIN) on 2025-01-08 19:17 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":191471,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:54+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Speedcast Limited (APNIC) to Amazon.com, Inc. (ARIN) on 2025-01-08 19:17 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":191471,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:47+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Speedcast Limited (APNIC) to Amazon.com, Inc. (ARIN) on 2025-01-08 19:17 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":191471,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:19+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Speedcast Limited (APNIC) to Amazon.com, Inc. (ARIN) on 2025-01-08 19:17 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."}],"96fe9bd8f6d644df":[{"raw_change_id":310143,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:00:22+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-09-09 and allocated (dated 2014-09-09) on 2014-09-10. 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":310143,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:14:04+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-09-09 and allocated (dated 2014-09-09) on 2014-09-10. 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":310143,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:57:30+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-09-09 and allocated (dated 2014-09-09) on 2014-09-10. 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":310143,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:29+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2014-09-09 and allocated (dated 2014-09-09) on 2014-09-10. 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 2025-01-08)"}}