{"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":"139.60.8.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/139.60.8.0-139.60.15.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2016-10-25)"},"current_holder":{"rir":"ARIN","org":"Bertram Communications LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":18310,"date":"2019-06-24T20:07:32Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Txox Communications LLC","recipient_org":"Bertram Communications LLC","range":"139.60.8.0/21","log":"ARIN"},{"id":8044,"date":"2016-10-25T16:02:05Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"RadioShack","recipient_org":"Txox Communications LLC","range":"139.60.8.0/21","log":"ARIN"},{"id":7945,"date":"2016-09-29T15:05:59Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"RADIOSHACK CORP","recipient_org":"RadioShack","range":"139.60.0.0/16","log":"ARIN"}],"events":[{"event_id":"ad898ef19bc78bdc","registry":"ARIN","report_date":"2019-06-24","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"139.60.8.0/21","start":"139.60.8.0","end":"139.60.15.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Txox Communications LLC","recipient_organization":"Bertram Communications LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:45+00:00","page":"https://rirtracker.com/ip/139.60.8.0-139.60.15.255/#e-ad898ef19bc78bdc","report_page":"https://rirtracker.com/arin/reports/2019-06-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/139.60.8.0-139.60.15.255.json","observed":"Merger/acquisition: Txox Communications LLC (ARIN) to Bertram Communications LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Txox Communications LLC (ARIN) to Bertram Communications LLC (ARIN) on 2019-06-24 20:07 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 2019-06-24 20:07 UTC, Txox Communications LLC (ARIN) to Bertram Communications LLC (ARIN); resources moved: 139.60.8.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190623.gz","retrieved_at":"2026-10-12T22:07:04+00:00","summary":"ARIN delegated statistics 2019-06-23 (produced 2019-06-23T14:00:16+00:00), before the report: allocated (dated 2016-10-25)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190625.gz","retrieved_at":"2026-10-12T22:07:09+00:00","summary":"ARIN delegated statistics 2019-06-25 (produced 2019-06-25T14:00:16+00:00), after the report: allocated (dated 2016-10-25)"}]},{"event_id":"f132e51a1cb5a6da","registry":"ARIN","report_date":"2016-10-25","source":"arin_issued","raw_action":"ADD","raw_line":"Add 139.60.8.0-139.60.15.255","resource_type":"ipv4","resource":"139.60.8.0/21","start":"139.60.8.0","end":"139.60.15.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"RadioShack","recipient_organization":"Txox Communications LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:39+00:00","page":"https://rirtracker.com/ip/139.60.8.0-139.60.15.255/#e-f132e51a1cb5a6da","report_page":"https://rirtracker.com/arin/reports/2016-10-25/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/139.60.8.0-139.60.15.255.json","explanation":"ARIN's transfer log records a transfer from RadioShack (ARIN) to Txox Communications LLC (ARIN) on 2016-10-25 16:02 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-October/002875.html","retrieved_at":"2026-10-12T18:39:23+00:00","summary":"ARIN-Issued report for 2016-10-25: \"Add 139.60.8.0-139.60.15.255\""},{"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 2016-10-25 16:02 UTC, RadioShack (ARIN) to Txox Communications LLC (ARIN); resources moved: 139.60.8.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20161024.gz","retrieved_at":"2026-10-12T21:18:17+00:00","summary":"ARIN delegated statistics 2016-10-24 (produced 2016-10-24T05:09:38+00:00), before the report: assigned (dated 1990-06-28)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20161026.gz","retrieved_at":"2026-10-12T21:18:22+00:00","summary":"ARIN delegated statistics 2016-10-26 (produced 2016-10-26T05:10:18+00:00), after the report: allocated (dated 2016-10-25)"}]}],"classification_history":{"ad898ef19bc78bdc":[{"raw_change_id":558985,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:45+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Txox Communications LLC (ARIN) to Bertram Communications LLC (ARIN) on 2019-06-24 20:07 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."}],"f132e51a1cb5a6da":[{"raw_change_id":146497,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:36:15+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from RadioShack (ARIN) to Txox Communications LLC (ARIN) on 2016-10-25 16:02 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":146497,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:54+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from RadioShack (ARIN) to Txox Communications LLC (ARIN) on 2016-10-25 16:02 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":146497,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:33+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from RadioShack (ARIN) to Txox Communications LLC (ARIN) on 2016-10-25 16:02 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":146497,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:39+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from RadioShack (ARIN) to Txox Communications LLC (ARIN) on 2016-10-25 16:02 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 2016-10-25)"}}