{"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":"193.149.166.0 - 193.149.170.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/193.149.166.0-193.149.170.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2021-09-07), allocated (dated 2021-09-15), allocated (dated 2021-10-11)"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[{"id":25781,"date":"2021-10-11T19:02:19Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"DuPont Specialty Products USA LLC","recipient_org":"832 Communications, LLC","range":"193.149.170.0/24","log":"ARIN"},{"id":25560,"date":"2021-09-15T19:10:23Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"DuPont Specialty Products USA LLC","recipient_org":"Good Deal Development, LLC","range":"193.149.168.0/24","log":"ARIN"},{"id":25555,"date":"2021-09-15T11:03:09Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"DuPont Specialty Products USA LLC","recipient_org":"NC Taiwan Co., Ltd.","range":"193.149.166.0/23","log":"ARIN"},{"id":127498,"date":"2021-09-15T06:49:11Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"DSPUL-1","recipient_org":"NC Taiwan Co., Ltd.","range":"193.149.166.0/23","log":"APNIC"},{"id":25457,"date":"2021-09-07T20:39:12Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"DuPont Specialty Products USA LLC","recipient_org":"Coextro","range":"193.149.169.0/24","log":"ARIN"},{"id":79034,"date":"2021-06-16T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"DUPONT NUTRITION BIOSCIENCES ApS","recipient_org":null,"range":"193.149.166.0/23","log":"RIPE NCC"},{"id":79035,"date":"2021-06-16T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"DUPONT NUTRITION BIOSCIENCES ApS","recipient_org":null,"range":"193.149.168.0/23","log":"RIPE NCC"},{"id":79036,"date":"2021-06-16T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"DUPONT NUTRITION BIOSCIENCES ApS","recipient_org":null,"range":"193.149.170.0/24","log":"RIPE NCC"},{"id":24891,"date":"2021-06-16T14:19:43Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"DUPONT NUTRITION BIOSCIENCES ApS","recipient_org":"DuPont Specialty Products USA LLC","range":"193.149.166.0/23","log":"ARIN"},{"id":24892,"date":"2021-06-16T14:19:43Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"DUPONT NUTRITION BIOSCIENCES ApS","recipient_org":"DuPont Specialty Products USA LLC","range":"193.149.168.0/23","log":"ARIN"},{"id":24893,"date":"2021-06-16T14:19:43Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"DUPONT NUTRITION BIOSCIENCES ApS","recipient_org":"DuPont Specialty Products USA LLC","range":"193.149.170.0/24","log":"ARIN"}],"events":[{"event_id":"7551e4bbb97a8e8e","registry":"ARIN","report_date":"2021-06-16","source":"arin_issued","raw_action":"ADD","raw_line":"Add 193.149.166.0-193.149.170.255","resource_type":"ipv4","resource":"193.149.166.0 - 193.149.170.255","start":"193.149.166.0","end":"193.149.170.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"DUPONT NUTRITION BIOSCIENCES ApS","recipient_organization":"DuPont Specialty Products USA LLC","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:10+00:00","page":"https://rirtracker.com/ip/193.149.166.0-193.149.170.255/#e-7551e4bbb97a8e8e","report_page":"https://rirtracker.com/arin/reports/2021-06-16/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/193.149.166.0-193.149.170.255.json","same_transfer_as":"bc54e90e6d4bf981","explanation":"ARIN's transfer log records a transfer from DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN), recorded as 3 transfer records that together cover exactly this range, on 2021-06-16 14:19 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/2021-June/004569.html","retrieved_at":"2026-10-12T18:41:21+00:00","summary":"ARIN-Issued report for 2021-06-16: \"Add 193.149.166.0-193.149.170.255\""},{"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 2021-06-16 14:19 UTC, DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN); resources moved: 193.149.166.0/23"},{"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 2021-06-16 14:19 UTC, DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN); resources moved: 193.149.168.0/23"},{"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 2021-06-16 14:19 UTC, DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN); resources moved: 193.149.170.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210615.gz","retrieved_at":"2026-10-12T22:44:15+00:00","summary":"ARIN delegated statistics 2021-06-15 (produced 2021-06-15T14:00:13+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210617.gz","retrieved_at":"2026-10-12T22:44:20+00:00","summary":"ARIN delegated statistics 2021-06-17 (produced 2021-06-17T14:00:13+00:00), after the report: assigned (dated 2021-06-16)"}]}],"classification_history":{"7551e4bbb97a8e8e":[{"raw_change_id":171698,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:52:43+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN), recorded as 3 transfer records that together cover exactly this range, on 2021-06-16 14:19 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":171698,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:03+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN), recorded as 3 transfer records that together cover exactly this range, on 2021-06-16 14:19 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":171698,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:50+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN), recorded as 3 transfer records that together cover exactly this range, on 2021-06-16 14:19 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":171698,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:10+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to DuPont Specialty Products USA LLC (ARIN), recorded as 3 transfer records that together cover exactly this range, on 2021-06-16 14:19 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"status":"allocated (dated 2021-09-07), allocated (dated 2021-09-15), allocated (dated 2021-10-11)"}}