{"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":"13.228.0.0 - 13.239.255.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/13.228.0.0-13.239.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-10-01)"},"current_holder":{"rir":"ARIN","org":"Amazon Technologies Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":7524,"date":"2016-08-09T18:15:41Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Xerox Corporation","recipient_org":"Amazon Technologies Inc.","range":"13.228.0.0/14","log":"ARIN"},{"id":7525,"date":"2016-08-09T18:15:41Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Xerox Corporation","recipient_org":"Amazon Technologies Inc.","range":"13.232.0.0/13","log":"ARIN"}],"events":[{"event_id":"ca1a46a874d2b660","registry":"ARIN","report_date":"2016-08-09","source":"arin_issued","raw_action":"ADD","raw_line":"Add 13.228.0.0-13.239.255.255","resource_type":"ipv4","resource":"13.228.0.0 - 13.239.255.255","start":"13.228.0.0","end":"13.239.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Xerox Corporation","recipient_organization":"Amazon Technologies Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:37+00:00","page":"https://rirtracker.com/ip/13.228.0.0-13.239.255.255/#e-ca1a46a874d2b660","report_page":"https://rirtracker.com/arin/reports/2016-08-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/13.228.0.0-13.239.255.255.json","piece_of":{"resource":"13.0.0.0/8","page":"https://rirtracker.com/ip/13.0.0.0-13.255.255.255/"},"explanation":"ARIN's transfer log records a transfer from Xerox Corporation (ARIN) to Amazon Technologies Inc. (ARIN), recorded as 2 transfer records that together cover exactly this range, on 2016-08-09 18:15 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2016-August/002798.html","retrieved_at":"2026-10-12T18:39:19+00:00","summary":"ARIN-Issued report for 2016-08-09: \"Add 13.228.0.0-13.239.255.255\""},{"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 2016-08-09 18:15 UTC, Xerox Corporation (ARIN) to Amazon Technologies Inc. (ARIN); resources moved: 13.228.0.0/14"},{"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 2016-08-09 18:15 UTC, Xerox Corporation (ARIN) to Amazon Technologies Inc. (ARIN); resources moved: 13.232.0.0/13"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160808.gz","retrieved_at":"2026-10-12T21:14:30+00:00","summary":"ARIN delegated statistics 2016-08-08 (produced 2016-08-08T05:09:22+00:00), before the report: assigned (dated 1986-04-25)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160810.gz","retrieved_at":"2026-10-12T21:14:35+00:00","summary":"ARIN delegated statistics 2016-08-10 (produced 2016-08-10T05:09:35+00:00), after the report: allocated (dated 2016-08-09)"}]}],"classification_history":{"ca1a46a874d2b660":[{"raw_change_id":145840,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:35:48+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Xerox Corporation (ARIN) to Amazon Technologies Inc. (ARIN), recorded as 2 transfer records that together cover exactly this range, on 2016-08-09 18:15 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":145840,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:53+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Xerox Corporation (ARIN) to Amazon Technologies Inc. (ARIN), recorded as 2 transfer records that together cover exactly this range, on 2016-08-09 18:15 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":145840,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:31+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Xerox Corporation (ARIN) to Amazon Technologies Inc. (ARIN), recorded as 2 transfer records that together cover exactly this range, on 2016-08-09 18:15 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":145840,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:37+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Xerox Corporation (ARIN) to Amazon Technologies Inc. (ARIN), recorded as 2 transfer records that together cover exactly this range, on 2016-08-09 18:15 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2019-10-01)"}}