{"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":"185.1.55.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/185.1.55.0-185.1.55.255/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 2015-12-21)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"2dc0b88397488607","registry":"RIPE NCC","report_date":"2015-12-21","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"185.1.55.0/24","start":"185.1.55.0","end":"185.1.55.255","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":"2026-10-14T00:00:32+00:00","page":"https://rirtracker.com/ip/185.1.55.0-185.1.55.255/#e-2dc0b88397488607","report_page":"https://rirtracker.com/ripe/reports/2015-12-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.1.55.0-185.1.55.255.json","observed":"185.1.55.0/24 available on 2015-12-20, assigned on 2015-12-21","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-12-20 and assigned (dated 2015-12-21) on 2015-12-21. The tracker saw this range released from hold on 2015-12-14 (185.1.55.0/24), 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/2015/delegated-ripencc-extended-20151221.bz2","retrieved_at":"2026-10-12T20:46:25+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.1.55.0/24 available on 2015-12-20, assigned on 2015-12-21"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151220.bz2","retrieved_at":"2026-10-12T20:46:22+00:00","summary":"RIPE NCC delegated statistics 2015-12-20 (produced 2015-12-20T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151221.bz2","retrieved_at":"2026-10-12T20:46:25+00:00","summary":"RIPE NCC delegated statistics 2015-12-21 (produced 2015-12-21T22:59:59+00:00), after the change: assigned (dated 2015-12-21)"}]},{"event_id":"a16a77ef4d32a129","registry":"RIPE NCC","report_date":"2015-12-14","source":"statistics","raw_action":"RELEASED","raw_line":null,"resource_type":"ipv4","resource":"185.1.55.0/24","start":"185.1.55.0","end":"185.1.55.255","classification":"HOLD_RELEASED","classification_label":"Released from hold (the RIPE NCC lists it as 'available')","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"The RIPE NCC's statistics now list it as 'available'; reissue not confirmed","inventory_effect_code":"RELEASED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:30+00:00","page":"https://rirtracker.com/ip/185.1.55.0-185.1.55.255/#e-a16a77ef4d32a129","report_page":"https://rirtracker.com/ripe/reports/2015-12-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.1.55.0-185.1.55.255.json","observed":"185.1.55.0/24 reserved on 2015-12-13, available on 2015-12-14","explanation":"The RIPE NCC's statistics show it reserved on 2015-12-13 and available on 2015-12-14. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151214.bz2","retrieved_at":"2026-10-12T20:45:53+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.1.55.0/24 reserved on 2015-12-13, available on 2015-12-14"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151213.bz2","retrieved_at":"2026-10-12T20:45:50+00:00","summary":"RIPE NCC delegated statistics 2015-12-13 (produced 2015-12-13T22:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151214.bz2","retrieved_at":"2026-10-12T20:45:53+00:00","summary":"RIPE NCC delegated statistics 2015-12-14 (produced 2015-12-14T22:59:59+00:00), after the change: available"}]},{"event_id":"bc08753f2d7ac140","registry":"RIPE NCC","report_date":"2015-11-06","source":"statistics","raw_action":"RELEASED","raw_line":null,"resource_type":"ipv4","resource":"185.1.55.0/24","start":"185.1.55.0","end":"185.1.55.255","classification":"HOLD_RELEASED","classification_label":"Released from hold (the RIPE NCC lists it as 'available')","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"The RIPE NCC's statistics now list it as 'available'; reissue not confirmed","inventory_effect_code":"RELEASED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:13+00:00","page":"https://rirtracker.com/ip/185.1.55.0-185.1.55.255/#e-bc08753f2d7ac140","report_page":"https://rirtracker.com/ripe/reports/2015-11-06/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.1.55.0-185.1.55.255.json","observed":"185.1.55.0/24 reserved on 2015-11-05, available on 2015-11-06","explanation":"The RIPE NCC's statistics show it reserved on 2015-11-05 and available on 2015-11-06. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2012-07-11, 1213 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151106.bz2","retrieved_at":"2026-10-12T20:43:42+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.1.55.0/24 reserved on 2015-11-05, available on 2015-11-06"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151105.bz2","retrieved_at":"2026-10-12T20:43:39+00:00","summary":"RIPE NCC delegated statistics 2015-11-05 (produced 2015-11-05T22:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151106.bz2","retrieved_at":"2026-10-12T20:43:42+00:00","summary":"RIPE NCC delegated statistics 2015-11-06 (produced 2015-11-06T22:59:59+00:00), after the change: available"}]}],"classification_history":{"2dc0b88397488607":[{"raw_change_id":295746,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:54:00+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-12-20 and assigned (dated 2015-12-21) on 2015-12-21. The tracker saw this range released from hold on 2015-12-14 (185.1.55.0/24), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":295746,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:13:16+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-12-20 and assigned (dated 2015-12-21) on 2015-12-21. The tracker saw this range released from hold on 2015-12-14 (185.1.55.0/24), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":295746,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:38+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-12-20 and assigned (dated 2015-12-21) on 2015-12-21. The tracker saw this range released from hold on 2015-12-14 (185.1.55.0/24), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":295746,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:32+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-12-20 and assigned (dated 2015-12-21) on 2015-12-21. The tracker saw this range released from hold on 2015-12-14 (185.1.55.0/24), so it appears to have been issued again from the RIPE NCC's pool."}],"a16a77ef4d32a129":[{"raw_change_id":295149,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:53:41+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-12-13 and available on 2015-12-14. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":295149,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:13:14+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-12-13 and available on 2015-12-14. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":295149,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:36+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-12-13 and available on 2015-12-14. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":295149,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:30+00:00","current":1,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-12-13 and available on 2015-12-14. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."}],"bc08753f2d7ac140":[{"raw_change_id":291656,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:52:35+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-11-05 and available on 2015-11-06. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2012-07-11, 1213 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":291656,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:59+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-11-05 and available on 2015-11-06. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2012-07-11, 1213 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":291656,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:19+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-11-05 and available on 2015-11-06. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2012-07-11, 1213 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":291656,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:13+00:00","current":1,"public_explanation":"The RIPE NCC's statistics show it reserved on 2015-11-05 and available on 2015-11-06. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2012-07-11, 1213 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."}]},"arin_statistics_now":{"status":"not listed"}}