{"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":"155.193.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/155.193.0.0-155.193.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2023-09-20)"},"current_holder":{"rir":"ARIN","org":"Amazon.com, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":98139,"date":"2023-09-20T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"Aviation RE LLC","recipient_org":null,"range":"155.193.0.0/16","log":"RIPE NCC"},{"id":33062,"date":"2023-09-20T14:12:58Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"AviationRE LLC","recipient_org":"Amazon.com, Inc.","range":"155.193.0.0/16","log":"ARIN"},{"id":80239,"date":"2021-08-17T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Aviation RE LLC","range":"155.193.0.0/16","log":"RIPE NCC"},{"id":25340,"date":"2021-08-17T11:50:39Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":"Kraft Heinz Foods Company","recipient_org":"Aviation Re LLC","range":"155.193.0.0/16","log":"ARIN"},{"id":21769,"date":"2020-10-21T18:54:40Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"H.J. Heinz Company","recipient_org":"Kraft Heinz Foods Company","range":"155.193.0.0/16","log":"ARIN"}],"events":[{"event_id":"489efd6f9dc88ea7","registry":"ARIN","report_date":"2023-09-20","source":"arin_issued","raw_action":"ADD","raw_line":"Add 155.193.0.0-155.193.255.255","resource_type":"ipv4","resource":"155.193.0.0/16","start":"155.193.0.0","end":"155.193.255.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"AviationRE LLC","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":"2026-10-13T23:53:50+00:00","page":"https://rirtracker.com/ip/155.193.0.0-155.193.255.255/#e-489efd6f9dc88ea7","report_page":"https://rirtracker.com/arin/reports/2023-09-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/155.193.0.0-155.193.255.255.json","same_transfer_as":"c0ff15b509082c27","explanation":"ARIN's transfer log records a transfer from AviationRE LLC (RIPE NCC) to Amazon.com, Inc. (ARIN) on 2023-09-20 14:12 UTC: it came to ARIN from the RIPE NCC. 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/005395.html","retrieved_at":"2026-10-12T18:42:19+00:00","summary":"ARIN-Issued report for 2023-09-20: \"Add 155.193.0.0-155.193.255.255\""},{"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 2023-09-20 14:12 UTC, AviationRE LLC (RIPE NCC) to Amazon.com, Inc. (ARIN); resources moved: 155.193.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230919.gz","retrieved_at":"2026-10-12T23:27:16+00:00","summary":"ARIN delegated statistics 2023-09-19 (produced 2023-09-19T13:00:14+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230921.gz","retrieved_at":"2026-10-12T23:27:21+00:00","summary":"ARIN delegated statistics 2023-09-21 (produced 2023-09-21T13:00:15+00:00), after the report: allocated (dated 2023-09-20)"}]},{"event_id":"c0ff15b509082c27","registry":"RIPE NCC","report_date":"2023-09-20","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"155.193.0.0/16","start":"155.193.0.0","end":"155.193.255.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of the RIPE NCC","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"Aviation RE LLC","recipient_organization":null,"inventory_effect":"Transferred out of RIPE NCC administration; not offered to RIPE NCC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:40+00:00","page":"https://rirtracker.com/ip/155.193.0.0-155.193.255.255/#e-c0ff15b509082c27","report_page":"https://rirtracker.com/ripe/reports/2023-09-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/155.193.0.0-155.193.255.255.json","observed":"Transfer: Aviation RE LLC (RIPE NCC) to (no name) (ARIN)","same_transfer_as":"489efd6f9dc88ea7","explanation":"The RIPE NCC's transfer log records a transfer from Aviation RE LLC (RIPE NCC) to an unnamed organization (ARIN) on 2023-09-20 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2023-09-20 19:00 UTC, Aviation RE LLC (RIPE NCC) to (no name) (ARIN); resources moved: 155.193.0.0/16"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230919.bz2","retrieved_at":"2026-10-13T00:12:13+00:00","summary":"RIPE NCC delegated statistics 2023-09-19 (produced 2023-09-19T21:59:59+00:00), before the change: allocated (dated 1991-11-22)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230920.bz2","retrieved_at":"2026-10-13T00:12:16+00:00","summary":"RIPE NCC delegated statistics 2023-09-20 (produced 2023-09-20T21:59:59+00:00), after the change: not listed"}]},{"event_id":"b44a71c048d95d74","registry":"RIPE NCC","report_date":"2021-08-17","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"155.193.0.0/16","start":"155.193.0.0","end":"155.193.255.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into the RIPE NCC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"Aviation RE LLC","inventory_effect":"Transferred into RIPE NCC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:43+00:00","page":"https://rirtracker.com/ip/155.193.0.0-155.193.255.255/#e-b44a71c048d95d74","report_page":"https://rirtracker.com/ripe/reports/2021-08-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/155.193.0.0-155.193.255.255.json","observed":"Transfer: (no name) (ARIN) to Aviation RE LLC (RIPE NCC)","same_transfer_as":"0128eab9ba390521","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Aviation RE LLC (RIPE NCC) on 2021-08-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2021-08-17 19:00 UTC, (no name) (ARIN) to Aviation RE LLC (RIPE NCC); resources moved: 155.193.0.0/16"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210816.bz2","retrieved_at":"2026-10-12T23:14:26+00:00","summary":"RIPE NCC delegated statistics 2021-08-16 (produced 2021-08-16T21:59:00+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210817.bz2","retrieved_at":"2026-10-12T23:14:48+00:00","summary":"RIPE NCC delegated statistics 2021-08-17 (produced 2021-08-17T21:59:00+00:00), after the change: allocated (dated 1991-11-22)"}]},{"event_id":"0128eab9ba390521","registry":"ARIN","report_date":"2021-08-16","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"155.193.0.0/16","start":"155.193.0.0","end":"155.193.255.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":"Kraft Heinz Foods Company","recipient_organization":"Aviation Re LLC","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":"2026-10-14T00:08:23+00:00","page":"https://rirtracker.com/ip/155.193.0.0-155.193.255.255/#e-0128eab9ba390521","report_page":"https://rirtracker.com/arin/reports/2021-08-16/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/155.193.0.0-155.193.255.255.json","observed":"155.193.0.0/16 assigned on 2021-08-16, not listed on 2021-08-17","same_transfer_as":"b44a71c048d95d74","explanation":"ARIN's transfer log records a transfer from Kraft Heinz Foods Company (ARIN) to Aviation Re LLC (RIPE NCC) on 2021-08-17 11:50 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210817.gz","retrieved_at":"2026-10-12T22:47:27+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 155.193.0.0/16 assigned on 2021-08-16, not listed on 2021-08-17"},{"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 2021-08-17 11:50 UTC, Kraft Heinz Foods Company (ARIN) to Aviation Re LLC (RIPE NCC); resources moved: 155.193.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210815.gz","retrieved_at":"2026-10-12T22:47:22+00:00","summary":"ARIN delegated statistics 2021-08-15 (produced 2021-08-15T14:00:13+00:00), before the report: assigned (dated 1991-11-22)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210817.gz","retrieved_at":"2026-10-12T22:47:27+00:00","summary":"ARIN delegated statistics 2021-08-17 (produced 2021-08-17T14:00:13+00:00), after the report: not listed"}]},{"event_id":"541c5b97bde5dfb3","registry":"ARIN","report_date":"2020-10-21","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"155.193.0.0/16","start":"155.193.0.0","end":"155.193.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"H.J. Heinz Company","recipient_organization":"Kraft Heinz Foods Company","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:51+00:00","page":"https://rirtracker.com/ip/155.193.0.0-155.193.255.255/#e-541c5b97bde5dfb3","report_page":"https://rirtracker.com/arin/reports/2020-10-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/155.193.0.0-155.193.255.255.json","observed":"Merger/acquisition: H.J. Heinz Company (ARIN) to Kraft Heinz Foods Company (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from H.J. Heinz Company (ARIN) to Kraft Heinz Foods Company (ARIN) on 2020-10-21 18:54 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","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: MERGER_ACQUISITION on 2020-10-21 18:54 UTC, H.J. Heinz Company (ARIN) to Kraft Heinz Foods Company (ARIN); resources moved: 155.193.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201020.gz","retrieved_at":"2026-10-12T22:32:05+00:00","summary":"ARIN delegated statistics 2020-10-20 (produced 2020-10-20T14:00:14+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201022.gz","retrieved_at":"2026-10-12T22:32:10+00:00","summary":"ARIN delegated statistics 2020-10-22 (produced 2020-10-22T14:00:13+00:00), after the report: assigned (dated 1991-11-22)"}]},{"event_id":"f08284b27d2f215a","registry":"ARIN","report_date":"2017-08-08","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"155.193.0.0/16","start":"155.193.0.0","end":"155.193.255.255","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:20+00:00","page":"https://rirtracker.com/ip/155.193.0.0-155.193.255.255/#e-f08284b27d2f215a","report_page":"https://rirtracker.com/arin/reports/2017-08-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/155.193.0.0-155.193.255.255.json","observed":"155.193.0.0/16 assigned on 2017-08-08, reserved on 2017-08-09","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_days":60,"estimated_hold_end":"2017-10-07","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1991-11-22) on 2017-08-07 and reserved on 2017-08-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2017-10-07. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170809.gz","retrieved_at":"2026-10-12T21:32:31+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 155.193.0.0/16 assigned on 2017-08-08, reserved on 2017-08-09"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170807.gz","retrieved_at":"2026-10-12T21:32:26+00:00","summary":"ARIN delegated statistics 2017-08-07 (produced 2017-08-07T05:10:17+00:00), before the report: assigned (dated 1991-11-22)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170809.gz","retrieved_at":"2026-10-12T21:32:31+00:00","summary":"ARIN delegated statistics 2017-08-09 (produced 2017-08-09T05:10:27+00:00), after the report: reserved"}]}],"classification_history":{"489efd6f9dc88ea7":[{"raw_change_id":183468,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:00:01+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from AviationRE LLC (RIPE NCC) to Amazon.com, Inc. (ARIN) on 2023-09-20 14:12 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":183468,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:33+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from AviationRE LLC (RIPE NCC) to Amazon.com, Inc. (ARIN) on 2023-09-20 14:12 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":183468,"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 AviationRE LLC (RIPE NCC) to Amazon.com, Inc. (ARIN) on 2023-09-20 14:12 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":183468,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:50+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from AviationRE LLC (RIPE NCC) to Amazon.com, Inc. (ARIN) on 2023-09-20 14:12 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."}],"c0ff15b509082c27":[{"raw_change_id":98619,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:02:05+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Aviation RE LLC (RIPE NCC) to an unnamed organization (ARIN) on 2023-09-20 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":98619,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:23+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Aviation RE LLC (RIPE NCC) to an unnamed organization (ARIN) on 2023-09-20 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":98619,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:46:50+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Aviation RE LLC (RIPE NCC) to an unnamed organization (ARIN) on 2023-09-20 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":98619,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:40+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Aviation RE LLC (RIPE NCC) to an unnamed organization (ARIN) on 2023-09-20 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."}],"b44a71c048d95d74":[{"raw_change_id":80418,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:54:33+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Aviation RE LLC (RIPE NCC) on 2021-08-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":80418,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:37+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Aviation RE LLC (RIPE NCC) on 2021-08-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":80418,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:59+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Aviation RE LLC (RIPE NCC) on 2021-08-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":80418,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:43+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Aviation RE LLC (RIPE NCC) on 2021-08-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."}],"0128eab9ba390521":[{"raw_change_id":415390,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:46:40+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Kraft Heinz Foods Company (ARIN) to Aviation Re LLC (RIPE NCC) on 2021-08-17 11:50 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":415390,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:19:49+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Kraft Heinz Foods Company (ARIN) to Aviation Re LLC (RIPE NCC) on 2021-08-17 11:50 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":415390,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T15:03:40+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Kraft Heinz Foods Company (ARIN) to Aviation Re LLC (RIPE NCC) on 2021-08-17 11:50 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":415390,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:08:23+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Kraft Heinz Foods Company (ARIN) to Aviation Re LLC (RIPE NCC) on 2021-08-17 11:50 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."}],"541c5b97bde5dfb3":[{"raw_change_id":561169,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:51+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from H.J. Heinz Company (ARIN) to Kraft Heinz Foods Company (ARIN) on 2020-10-21 18:54 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}],"f08284b27d2f215a":[{"raw_change_id":339103,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:14:14+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1991-11-22) on 2017-08-07 and reserved on 2017-08-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2017-10-07. This does not confirm availability."},{"raw_change_id":339103,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:15:39+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1991-11-22) on 2017-08-07 and reserved on 2017-08-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2017-10-07. This does not confirm availability."},{"raw_change_id":339103,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:11+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1991-11-22) on 2017-08-07 and reserved on 2017-08-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2017-10-07. This does not confirm availability."},{"raw_change_id":339103,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:20+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1991-11-22) on 2017-08-07 and reserved on 2017-08-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2017-10-07. This does not confirm availability."}]},"arin_statistics_now":{"status":"allocated (dated 2023-09-20)"}}