{"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":"173.242.208.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/173.242.208.0-173.242.223.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2022-08-08)"},"current_holder":{"rir":"ARIN","org":"Tower Research Capital LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":28711,"date":"2022-08-08T15:56:48Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Navigue.com","recipient_org":"Tower Research Capital LLC","range":"173.242.208.0/20","log":"ARIN"}],"events":[{"event_id":"238715b5c28a6d7b","registry":"ARIN","report_date":"2022-08-08","source":"arin_issued","raw_action":"ADD","raw_line":"Add 173.242.208.0-173.242.223.255","resource_type":"ipv4","resource":"173.242.208.0/20","start":"173.242.208.0","end":"173.242.223.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Navigue.com","recipient_organization":"Tower Research Capital LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:27+00:00","page":"https://rirtracker.com/ip/173.242.208.0-173.242.223.255/#e-238715b5c28a6d7b","report_page":"https://rirtracker.com/arin/reports/2022-08-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/173.242.208.0-173.242.223.255.json","explanation":"ARIN's transfer log records a transfer from Navigue.com (ARIN) to Tower Research Capital LLC (ARIN) on 2022-08-08 15:56 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/2022-August/004987.html","retrieved_at":"2026-10-12T18:41:51+00:00","summary":"ARIN-Issued report for 2022-08-08: \"Add 173.242.208.0-173.242.223.255\""},{"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 2022-08-08 15:56 UTC, Navigue.com (ARIN) to Tower Research Capital LLC (ARIN); resources moved: 173.242.208.0/20"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220807.gz","retrieved_at":"2026-10-12T23:05:46+00:00","summary":"ARIN delegated statistics 2022-08-07 (produced 2022-08-07T13:00:11+00:00), before the report: allocated (dated 2010-05-13)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220809.gz","retrieved_at":"2026-10-12T23:05:50+00:00","summary":"ARIN delegated statistics 2022-08-09 (produced 2022-08-09T13:00:11+00:00), after the report: allocated (dated 2022-08-08)"}]},{"event_id":"1fe3997d23de8dac","registry":"ARIN","report_date":"2010-05-13","source":"arin_issued","raw_action":"ADD","raw_line":"Add 173.242.208.0-173.242.223.255","resource_type":"ipv4","resource":"173.242.208.0/20","start":"173.242.208.0","end":"173.242.223.255","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 ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:49+00:00","page":"https://rirtracker.com/ip/173.242.208.0-173.242.223.255/#e-1fe3997d23de8dac","report_page":"https://rirtracker.com/arin/reports/2010-05-13/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/173.242.208.0-173.242.223.255.json","explanation":"No transfer record matches. ARIN's statistics show it not issued on 2010-05-12 and allocated (dated 2010-05-13) on 2010-05-14. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2010-May/000513.html","retrieved_at":"2026-10-12T18:36:40+00:00","summary":"ARIN-Issued report for 2010-05-13: \"Add 173.242.208.0-173.242.223.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2010/delegated-arin-20100512.gz","retrieved_at":"2026-10-12T19:05:04+00:00","summary":"ARIN delegated statistics 2010-05-12, before the report: not issued"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2010/delegated-arin-20100514.gz","retrieved_at":"2026-10-12T19:05:08+00:00","summary":"ARIN delegated statistics 2010-05-14, after the report: allocated (dated 2010-05-13)"}]}],"classification_history":{"238715b5c28a6d7b":[{"raw_change_id":177555,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:56:31+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Navigue.com (ARIN) to Tower Research Capital LLC (ARIN) on 2022-08-08 15:56 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":177555,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:15+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Navigue.com (ARIN) to Tower Research Capital LLC (ARIN) on 2022-08-08 15:56 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":177555,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:04+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Navigue.com (ARIN) to Tower Research Capital LLC (ARIN) on 2022-08-08 15:56 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":177555,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:27+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Navigue.com (ARIN) to Tower Research Capital LLC (ARIN) on 2022-08-08 15:56 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"1fe3997d23de8dac":[{"raw_change_id":121312,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:12:09+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2010-05-12 and allocated (dated 2010-05-13) on 2010-05-14. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":121312,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:16+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2010-05-12 and allocated (dated 2010-05-13) on 2010-05-14. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":121312,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:50+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2010-05-12 and allocated (dated 2010-05-13) on 2010-05-14. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":121312,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:49+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2010-05-12 and allocated (dated 2010-05-13) on 2010-05-14. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2022-08-08)"}}