{"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":"31.130.32.0/19","resource_type":"ipv4","page":"https://rirtracker.com/ip/31.130.32.0-31.130.63.255/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 2011-04-04)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"a54576afdda48869","registry":"RIPE NCC","report_date":"2011-04-05","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"31.130.32.0/19","start":"31.130.32.0","end":"31.130.63.255","classification":"UNRESOLVED","classification_label":"Unresolved change","confidence":"OBSERVED_ONLY","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Inventory effect unknown","inventory_effect_code":"UNKNOWN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:19+00:00","page":"https://rirtracker.com/ip/31.130.32.0-31.130.63.255/#e-a54576afdda48869","report_page":"https://rirtracker.com/ripe/reports/2011-04-05/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/31.130.32.0-31.130.63.255.json","observed":"31.130.32.0/19 not listed on 2011-04-04, assigned on 2011-04-05","explanation":"No transfer record matches. The RIPE NCC's statistics show it not listed on 2011-04-04 and assigned (dated 2011-04-04) on 2011-04-05. It wasn't in the RIPE NCC's statistics before, so it wasn't the RIPE NCC's unissued inventory; it may have come from another registry in a transfer not yet in the log.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110405.bz2","retrieved_at":"2026-10-12T18:54:48+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 31.130.32.0/19 not listed on 2011-04-04, assigned on 2011-04-05"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110404.bz2","retrieved_at":"2026-10-12T18:54:45+00:00","summary":"RIPE NCC delegated statistics 2011-04-04, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110405.bz2","retrieved_at":"2026-10-12T18:54:48+00:00","summary":"RIPE NCC delegated statistics 2011-04-05, after the change: assigned (dated 2011-04-04)"}]}],"classification_history":{"a54576afdda48869":[{"raw_change_id":209404,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T04:12:19+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it not listed on 2011-04-04 and assigned (dated 2011-04-04) on 2011-04-05. It wasn't in the RIPE NCC's statistics before, so it wasn't the RIPE NCC's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":209404,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:43+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it not listed on 2011-04-04 and assigned (dated 2011-04-04) on 2011-04-05. It wasn't in the RIPE NCC's statistics before, so it wasn't the RIPE NCC's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":209404,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:42+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it not listed on 2011-04-04 and assigned (dated 2011-04-04) on 2011-04-05. It wasn't in the RIPE NCC's statistics before, so it wasn't the RIPE NCC's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":209404,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:19+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it not listed on 2011-04-04 and assigned (dated 2011-04-04) on 2011-04-05. It wasn't in the RIPE NCC's statistics before, so it wasn't the RIPE NCC's unissued inventory; it may have come from another registry in a transfer not yet in the log."}]},"arin_statistics_now":{"status":"not listed"}}