{"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":"185.137.252.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/185.137.252.0-185.137.253.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2016-02-08)"},"current_holder":{"rir":"RIPE NCC","org":"SIGMA INFORMATIQUE SAS","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":69851,"date":"2020-04-22T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"OuestIX Association","recipient_org":"SIGMA INFORMATIQUE SAS","range":"185.137.252.0/23","log":"RIPE NCC"}],"events":[{"event_id":"74ff01e84e6ee05a","registry":"RIPE NCC","report_date":"2020-04-22","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"185.137.252.0/23","start":"185.137.252.0","end":"185.137.253.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"OuestIX Association","recipient_organization":"SIGMA INFORMATIQUE SAS","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:11+00:00","page":"https://rirtracker.com/ip/185.137.252.0-185.137.253.255/#e-74ff01e84e6ee05a","report_page":"https://rirtracker.com/ripe/reports/2020-04-22/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.137.252.0-185.137.253.255.json","observed":"Transfer: OuestIX Association (RIPE NCC) to SIGMA INFORMATIQUE SAS (RIPE NCC)","piece_of":{"resource":"185.137.252.0/22","page":"https://rirtracker.com/ip/185.137.252.0-185.137.255.255/"},"explanation":"The RIPE NCC's transfer log records a transfer from OuestIX Association (RIPE NCC) to SIGMA INFORMATIQUE SAS (RIPE NCC) on 2020-04-22 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: RESOURCE_TRANSFER on 2020-04-22 19:00 UTC, OuestIX Association (RIPE NCC) to SIGMA INFORMATIQUE SAS (RIPE NCC); resources moved: 185.137.252.0/23"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2020/delegated-ripencc-extended-20200421.bz2","retrieved_at":"2026-10-12T22:36:31+00:00","summary":"RIPE NCC delegated statistics 2020-04-21 (produced 2020-04-21T21:59:59+00:00), before the change: allocated (dated 2016-02-08)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2020/delegated-ripencc-extended-20200422.bz2","retrieved_at":"2026-10-12T22:36:34+00:00","summary":"RIPE NCC delegated statistics 2020-04-22 (produced 2020-04-22T21:59:59+00:00), after the change: allocated (dated 2016-02-08)"}]}],"classification_history":{"74ff01e84e6ee05a":[{"raw_change_id":69612,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:50:04+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from OuestIX Association (RIPE NCC) to SIGMA INFORMATIQUE SAS (RIPE NCC) on 2020-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":69612,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:11+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from OuestIX Association (RIPE NCC) to SIGMA INFORMATIQUE SAS (RIPE NCC) on 2020-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":69612,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:29+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from OuestIX Association (RIPE NCC) to SIGMA INFORMATIQUE SAS (RIPE NCC) on 2020-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":69612,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:11+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from OuestIX Association (RIPE NCC) to SIGMA INFORMATIQUE SAS (RIPE NCC) on 2020-04-22 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}