{"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":"147.160.148.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/147.160.148.0-147.160.148.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-09-09)"},"current_holder":{"rir":"ARIN","org":"The Descartes Systems Group Inc","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":36216,"date":"2024-07-24T12:59:31Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Questaweb Inc","recipient_org":"The Descartes Systems Group Inc","range":"147.160.148.0/24","log":"ARIN"},{"id":18786,"date":"2019-09-09T18:14:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Concurrent Technologies Corporation","recipient_org":"Questaweb Inc","range":"147.160.148.0/24","log":"ARIN"}],"events":[{"event_id":"990ea140486aeedc","registry":"ARIN","report_date":"2024-07-24","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"147.160.148.0/24","start":"147.160.148.0","end":"147.160.148.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Questaweb Inc","recipient_organization":"The Descartes Systems Group Inc","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:16+00:00","page":"https://rirtracker.com/ip/147.160.148.0-147.160.148.255/#e-990ea140486aeedc","report_page":"https://rirtracker.com/arin/reports/2024-07-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/147.160.148.0-147.160.148.255.json","observed":"Merger/acquisition: Questaweb Inc (ARIN) to The Descartes Systems Group Inc (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Questaweb Inc (ARIN) to The Descartes Systems Group Inc (ARIN) on 2024-07-24 12:59 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 2024-07-24 12:59 UTC, Questaweb Inc (ARIN) to The Descartes Systems Group Inc (ARIN); resources moved: 147.160.148.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240723.gz","retrieved_at":"2026-10-12T23:43:42+00:00","summary":"ARIN delegated statistics 2024-07-23 (produced 2024-07-23T13:00:47+00:00), before the report: allocated (dated 2019-09-09)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240725.gz","retrieved_at":"2026-10-12T23:43:47+00:00","summary":"ARIN delegated statistics 2024-07-25 (produced 2024-07-25T13:00:48+00:00), after the report: allocated (dated 2019-09-09)"}]},{"event_id":"92fbf2c29a50f3db","registry":"ARIN","report_date":"2019-09-09","source":"arin_issued","raw_action":"ADD","raw_line":"Add 147.160.148.0-147.160.148.255","resource_type":"ipv4","resource":"147.160.148.0/24","start":"147.160.148.0","end":"147.160.148.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Concurrent Technologies Corporation","recipient_organization":"Questaweb Inc","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:36+00:00","page":"https://rirtracker.com/ip/147.160.148.0-147.160.148.255/#e-92fbf2c29a50f3db","report_page":"https://rirtracker.com/arin/reports/2019-09-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/147.160.148.0-147.160.148.255.json","explanation":"ARIN's transfer log records a transfer from Concurrent Technologies Corporation (ARIN) to Questaweb Inc (ARIN) on 2019-09-09 18:14 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-September/003924.html","retrieved_at":"2026-10-12T18:40:37+00:00","summary":"ARIN-Issued report for 2019-09-09: \"Add 147.160.148.0-147.160.148.255\""},{"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 2019-09-09 18:14 UTC, Concurrent Technologies Corporation (ARIN) to Questaweb Inc (ARIN); resources moved: 147.160.148.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190908.gz","retrieved_at":"2026-10-12T22:10:50+00:00","summary":"ARIN delegated statistics 2019-09-08 (produced 2019-09-08T14:00:16+00:00), before the report: allocated (dated 1991-04-29)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190910.gz","retrieved_at":"2026-10-12T22:10:55+00:00","summary":"ARIN delegated statistics 2019-09-10 (produced 2019-09-10T14:00:16+00:00), after the report: assigned (dated 2019-09-09)"}]}],"classification_history":{"990ea140486aeedc":[{"raw_change_id":571420,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:16+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Questaweb Inc (ARIN) to The Descartes Systems Group Inc (ARIN) on 2024-07-24 12:59 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."}],"92fbf2c29a50f3db":[{"raw_change_id":161478,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:45:38+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Concurrent Technologies Corporation (ARIN) to Questaweb Inc (ARIN) on 2019-09-09 18:14 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":161478,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:37+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Concurrent Technologies Corporation (ARIN) to Questaweb Inc (ARIN) on 2019-09-09 18:14 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":161478,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:21+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Concurrent Technologies Corporation (ARIN) to Questaweb Inc (ARIN) on 2019-09-09 18:14 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":161478,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:36+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Concurrent Technologies Corporation (ARIN) to Questaweb Inc (ARIN) on 2019-09-09 18:14 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 2019-09-09)"}}