{"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":"172.96.128.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/172.96.128.0-172.96.128.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-03-18)"},"current_holder":{"rir":"ARIN","org":"Infineon technologies Americas Corp","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":17132,"date":"2019-03-18T15:13:18Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Versaweb, LLC","recipient_org":"Infineon technologies Americas Corp","range":"172.96.128.0/24","log":"ARIN"}],"events":[{"event_id":"ae251d5ecad1d8f7","registry":"ARIN","report_date":"2019-03-18","source":"arin_issued","raw_action":"ADD","raw_line":"Add 172.96.128.0-172.96.128.255","resource_type":"ipv4","resource":"172.96.128.0/24","start":"172.96.128.0","end":"172.96.128.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Versaweb, LLC","recipient_organization":"Infineon technologies Americas Corp","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:27+00:00","page":"https://rirtracker.com/ip/172.96.128.0-172.96.128.255/#e-ae251d5ecad1d8f7","report_page":"https://rirtracker.com/arin/reports/2019-03-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/172.96.128.0-172.96.128.255.json","explanation":"ARIN's transfer log records a transfer from Versaweb, LLC (ARIN) to Infineon technologies Americas Corp (ARIN) on 2019-03-18 15:13 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/2019-March/003750.html","retrieved_at":"2026-10-12T18:40:24+00:00","summary":"ARIN-Issued report for 2019-03-18: \"Add 172.96.128.0-172.96.128.255\""},{"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 2019-03-18 15:13 UTC, Versaweb, LLC (ARIN) to Infineon technologies Americas Corp (ARIN); resources moved: 172.96.128.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190317.gz","retrieved_at":"2026-10-12T22:02:01+00:00","summary":"ARIN delegated statistics 2019-03-17 (produced 2019-03-17T05:00:16+00:00), before the report: allocated (dated 2015-06-09)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190319.gz","retrieved_at":"2026-10-12T22:02:06+00:00","summary":"ARIN delegated statistics 2019-03-19 (produced 2019-03-19T05:00:16+00:00), after the report: assigned (dated 2019-03-18)"}]}],"classification_history":{"ae251d5ecad1d8f7":[{"raw_change_id":159051,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:43:54+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Versaweb, LLC (ARIN) to Infineon technologies Americas Corp (ARIN) on 2019-03-18 15:13 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159051,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:31+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Versaweb, LLC (ARIN) to Infineon technologies Americas Corp (ARIN) on 2019-03-18 15:13 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159051,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:13+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Versaweb, LLC (ARIN) to Infineon technologies Americas Corp (ARIN) on 2019-03-18 15:13 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159051,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:27+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Versaweb, LLC (ARIN) to Infineon technologies Americas Corp (ARIN) on 2019-03-18 15:13 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 2019-03-18)"}}