{"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":"217.144.64.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/217.144.64.0-217.144.79.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2010-08-30)"},"current_holder":{"rir":"RIPE NCC","org":"ITsjefen AS","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":88561,"date":"2022-07-07T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"ITsjefen AS","recipient_org":"ITsjefen AS","range":"217.144.64.0/20","log":"RIPE NCC"}],"events":[{"event_id":"9f8b8bf3b565797a","registry":"RIPE NCC","report_date":"2022-07-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"217.144.64.0/20","start":"217.144.64.0","end":"217.144.79.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"ITsjefen AS","recipient_organization":"ITsjefen AS","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:09+00:00","page":"https://rirtracker.com/ip/217.144.64.0-217.144.79.255/#e-9f8b8bf3b565797a","report_page":"https://rirtracker.com/ripe/reports/2022-07-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/217.144.64.0-217.144.79.255.json","observed":"Merger/acquisition: ITsjefen AS (RIPE NCC) to ITsjefen AS (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from ITsjefen AS (RIPE NCC) to ITsjefen AS (RIPE NCC) on 2022-07-07 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 2022-07-07 19:00 UTC, ITsjefen AS (RIPE NCC) to ITsjefen AS (RIPE NCC); resources moved: 217.144.64.0/20"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2022/delegated-ripencc-extended-20220706.bz2","retrieved_at":"2026-10-12T23:39:07+00:00","summary":"RIPE NCC delegated statistics 2022-07-06 (produced 2022-07-06T21:59:59+00:00), before the change: allocated (dated 2010-08-30)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2022/delegated-ripencc-extended-20220707.bz2","retrieved_at":"2026-10-12T23:39:10+00:00","summary":"RIPE NCC delegated statistics 2022-07-07 (produced 2022-07-07T21:59:59+00:00), after the change: allocated (dated 2010-08-30)"}]},{"event_id":"9180624b3f454b55","registry":"RIPE NCC","report_date":"2010-08-31","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"217.144.64.0/20","start":"217.144.64.0","end":"217.144.79.255","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:45+00:00","page":"https://rirtracker.com/ip/217.144.64.0-217.144.79.255/#e-9180624b3f454b55","report_page":"https://rirtracker.com/ripe/reports/2010-08-31/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/217.144.64.0-217.144.79.255.json","observed":"217.144.64.0/20 available on 2010-08-30, allocated on 2010-08-31","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2010-08-30 and allocated (dated 2010-08-30) on 2010-08-31. The tracker saw this range removed from registration on 2010-05-20 (217.144.64.0/21), so it appears to have been issued again from the RIPE NCC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2010/delegated-ripencc-extended-20100831.bz2","retrieved_at":"2026-10-12T18:43:36+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 217.144.64.0/20 available on 2010-08-30, allocated on 2010-08-31"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2010/delegated-ripencc-extended-20100830.bz2","retrieved_at":"2026-10-12T18:43:29+00:00","summary":"RIPE NCC delegated statistics 2010-08-30, before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2010/delegated-ripencc-extended-20100831.bz2","retrieved_at":"2026-10-12T18:43:36+00:00","summary":"RIPE NCC delegated statistics 2010-08-31, after the change: allocated (dated 2010-08-30)"}]}],"classification_history":{"9f8b8bf3b565797a":[{"raw_change_id":88852,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:57:59+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from ITsjefen AS (RIPE NCC) to ITsjefen AS (RIPE NCC) on 2022-07-07 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":88852,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:58+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from ITsjefen AS (RIPE NCC) to ITsjefen AS (RIPE NCC) on 2022-07-07 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":88852,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:46:22+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from ITsjefen AS (RIPE NCC) to ITsjefen AS (RIPE NCC) on 2022-07-07 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":88852,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:09+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from ITsjefen AS (RIPE NCC) to ITsjefen AS (RIPE NCC) on 2022-07-07 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"9180624b3f454b55":[{"raw_change_id":199175,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:09:14+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2010-08-30 and allocated (dated 2010-08-30) on 2010-08-31. The tracker saw this range removed from registration on 2010-05-20 (217.144.64.0/21), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":199175,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:13+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2010-08-30 and allocated (dated 2010-08-30) on 2010-08-31. The tracker saw this range removed from registration on 2010-05-20 (217.144.64.0/21), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":199175,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:09+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2010-08-30 and allocated (dated 2010-08-30) on 2010-08-31. The tracker saw this range removed from registration on 2010-05-20 (217.144.64.0/21), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":199175,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:45+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2010-08-30 and allocated (dated 2010-08-30) on 2010-08-31. The tracker saw this range removed from registration on 2010-05-20 (217.144.64.0/21), so it appears to have been issued again from the RIPE NCC's pool."}]},"arin_statistics_now":{"status":"not listed"}}