{"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":"37.228.148.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/37.228.148.0-37.228.151.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2012-04-10)"},"current_holder":{"rir":"RIPE NCC","org":"oneCorp GmbH","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":86728,"date":"2022-04-22T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Tristan Fischer trading as oneCorp Systems","recipient_org":"oneCorp GmbH","range":"37.228.148.0/22","log":"RIPE NCC"},{"id":52226,"date":"2016-11-29T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Thomas Moehring trading as Weesly","recipient_org":"Tristan Fischer trading as oneCorp Systems","range":"37.228.148.0/22","log":"RIPE NCC"}],"events":[{"event_id":"1bfaf8ebbed18f41","registry":"RIPE NCC","report_date":"2022-04-22","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"37.228.148.0/22","start":"37.228.148.0","end":"37.228.151.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Tristan Fischer trading as oneCorp Systems","recipient_organization":"oneCorp GmbH","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:03+00:00","page":"https://rirtracker.com/ip/37.228.148.0-37.228.151.255/#e-1bfaf8ebbed18f41","report_page":"https://rirtracker.com/ripe/reports/2022-04-22/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/37.228.148.0-37.228.151.255.json","observed":"Merger/acquisition: Tristan Fischer trading as oneCorp Systems (RIPE NCC) to oneCorp GmbH (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tristan Fischer trading as oneCorp Systems (RIPE NCC) to oneCorp GmbH (RIPE NCC) on 2022-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: MERGER_ACQUISITION on 2022-04-22 19:00 UTC, Tristan Fischer trading as oneCorp Systems (RIPE NCC) to oneCorp GmbH (RIPE NCC); resources moved: 37.228.148.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2022/delegated-ripencc-extended-20220421.bz2","retrieved_at":"2026-10-12T23:33:18+00:00","summary":"RIPE NCC delegated statistics 2022-04-21 (produced 2022-04-21T21:59:00+00:00), before the change: allocated (dated 2012-04-10)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2022/delegated-ripencc-extended-20220422.bz2","retrieved_at":"2026-10-12T23:33:21+00:00","summary":"RIPE NCC delegated statistics 2022-04-22 (produced 2022-04-22T21:59:00+00:00), after the change: allocated (dated 2012-04-10)"}]},{"event_id":"b8d7bd8516521735","registry":"RIPE NCC","report_date":"2016-11-29","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"37.228.148.0/22","start":"37.228.148.0","end":"37.228.151.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Thomas Moehring trading as Weesly","recipient_organization":"Tristan Fischer trading as oneCorp Systems","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:15+00:00","page":"https://rirtracker.com/ip/37.228.148.0-37.228.151.255/#e-b8d7bd8516521735","report_page":"https://rirtracker.com/ripe/reports/2016-11-29/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/37.228.148.0-37.228.151.255.json","observed":"Transfer: Thomas Moehring trading as Weesly (RIPE NCC) to Tristan Fischer trading as oneCorp Systems (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Thomas Moehring trading as Weesly (RIPE NCC) to Tristan Fischer trading as oneCorp Systems (RIPE NCC) on 2016-11-29 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2016-11-29 19:00 UTC, Thomas Moehring trading as Weesly (RIPE NCC) to Tristan Fischer trading as oneCorp Systems (RIPE NCC); resources moved: 37.228.148.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2016/delegated-ripencc-extended-20161128.bz2","retrieved_at":"2026-10-12T21:08:47+00:00","summary":"RIPE NCC delegated statistics 2016-11-28 (produced 2016-11-28T22:59:59+00:00), before the change: allocated (dated 2012-04-10)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2016/delegated-ripencc-extended-20161129.bz2","retrieved_at":"2026-10-12T21:09:03+00:00","summary":"RIPE NCC delegated statistics 2016-11-29 (produced 2016-11-29T22:59:59+00:00), after the change: allocated (dated 2012-04-10)"}]}],"classification_history":{"1bfaf8ebbed18f41":[{"raw_change_id":86987,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:57:12+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tristan Fischer trading as oneCorp Systems (RIPE NCC) to oneCorp GmbH (RIPE NCC) on 2022-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":86987,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:53+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tristan Fischer trading as oneCorp Systems (RIPE NCC) to oneCorp GmbH (RIPE NCC) on 2022-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":86987,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:46:17+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tristan Fischer trading as oneCorp Systems (RIPE NCC) to oneCorp GmbH (RIPE NCC) on 2022-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":86987,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:03+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Tristan Fischer trading as oneCorp Systems (RIPE NCC) to oneCorp GmbH (RIPE NCC) on 2022-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"b8d7bd8516521735":[{"raw_change_id":51338,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:42:16+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Thomas Moehring trading as Weesly (RIPE NCC) to Tristan Fischer trading as oneCorp Systems (RIPE NCC) on 2016-11-29 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":51338,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:23+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Thomas Moehring trading as Weesly (RIPE NCC) to Tristan Fischer trading as oneCorp Systems (RIPE NCC) on 2016-11-29 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":51338,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:37+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Thomas Moehring trading as Weesly (RIPE NCC) to Tristan Fischer trading as oneCorp Systems (RIPE NCC) on 2016-11-29 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":51338,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:15+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Thomas Moehring trading as Weesly (RIPE NCC) to Tristan Fischer trading as oneCorp Systems (RIPE NCC) on 2016-11-29 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}