{"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":"194.42.50.0 - 194.42.54.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/194.42.50.0-194.42.54.255/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 1998-04-07)"},"current_holder":{"rir":"RIPE NCC","org":"National Infrastructures for Research and Technology S.A.","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":79112,"date":"2021-06-18T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"University of Thessaly","recipient_org":"National Infrastructures for Research and Technology S.A.","range":"194.42.50.0 - 194.42.54.255","log":"RIPE NCC"},{"id":63655,"date":"2019-04-11T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Technological Educational Institute of Thessaly","recipient_org":"University of Thessaly","range":"194.42.50.0 - 194.42.54.255","log":"RIPE NCC"}],"events":[{"event_id":"d537e73492b76647","registry":"RIPE NCC","report_date":"2021-06-18","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"194.42.50.0 - 194.42.54.255","start":"194.42.50.0","end":"194.42.54.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"University of Thessaly","recipient_organization":"National Infrastructures for Research and Technology S.A.","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:39+00:00","page":"https://rirtracker.com/ip/194.42.50.0-194.42.54.255/#e-d537e73492b76647","report_page":"https://rirtracker.com/ripe/reports/2021-06-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/194.42.50.0-194.42.54.255.json","observed":"Transfer: University of Thessaly (RIPE NCC) to National Infrastructures for Research and Technology S.A. (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from University of Thessaly (RIPE NCC) to National Infrastructures for Research and Technology S.A. (RIPE NCC) on 2021-06-18 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 2021-06-18 19:00 UTC, University of Thessaly (RIPE NCC) to National Infrastructures for Research and Technology S.A. (RIPE NCC); resources moved: 194.42.50.0 - 194.42.54.255"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210617.bz2","retrieved_at":"2026-10-12T23:10:05+00:00","summary":"RIPE NCC delegated statistics 2021-06-17 (produced 2021-06-17T21:59:00+00:00), before the change: assigned (dated 1998-04-07)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210618.bz2","retrieved_at":"2026-10-12T23:10:08+00:00","summary":"RIPE NCC delegated statistics 2021-06-18 (produced 2021-06-18T21:59:00+00:00), after the change: assigned (dated 1998-04-07)"}]},{"event_id":"5659987859280658","registry":"RIPE NCC","report_date":"2019-04-11","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"194.42.50.0 - 194.42.54.255","start":"194.42.50.0","end":"194.42.54.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Technological Educational Institute of Thessaly","recipient_organization":"University of Thessaly","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:51+00:00","page":"https://rirtracker.com/ip/194.42.50.0-194.42.54.255/#e-5659987859280658","report_page":"https://rirtracker.com/ripe/reports/2019-04-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/194.42.50.0-194.42.54.255.json","observed":"Merger/acquisition: Technological Educational Institute of Thessaly (RIPE NCC) to University of Thessaly (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Technological Educational Institute of Thessaly (RIPE NCC) to University of Thessaly (RIPE NCC) on 2019-04-11 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 2019-04-11 19:00 UTC, Technological Educational Institute of Thessaly (RIPE NCC) to University of Thessaly (RIPE NCC); resources moved: 194.42.50.0 - 194.42.54.255"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190410.bz2","retrieved_at":"2026-10-12T22:07:57+00:00","summary":"RIPE NCC delegated statistics 2019-04-10 (produced 2019-04-10T21:59:59+00:00), before the change: assigned (dated 1998-04-07)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190411.bz2","retrieved_at":"2026-10-12T22:08:00+00:00","summary":"RIPE NCC delegated statistics 2019-04-11 (produced 2019-04-11T21:59:59+00:00), after the change: assigned (dated 1998-04-07)"}]}],"classification_history":{"d537e73492b76647":[{"raw_change_id":79270,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:54:07+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from University of Thessaly (RIPE NCC) to National Infrastructures for Research and Technology S.A. 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The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":63196,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:51+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Technological Educational Institute of Thessaly (RIPE NCC) to University of Thessaly (RIPE NCC) on 2019-04-11 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}