{"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":"192.155.35.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/192.155.35.0-192.155.35.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1992-04-09)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"979dae79cd4dd0c5","registry":"ARIN","report_date":"2015-03-19","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 192.155.35.0-192.155.35.255","resource_type":"ipv4","resource":"192.155.35.0/24","start":"192.155.35.0","end":"192.155.35.255","classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","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":"2026-10-13T23:51:21+00:00","page":"https://rirtracker.com/ip/192.155.35.0-192.155.35.255/#e-979dae79cd4dd0c5","report_page":"https://rirtracker.com/arin/reports/2015-03-19/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.155.35.0-192.155.35.255.json","explanation":"ARIN's statistics show it reserved on 2015-03-18 and assigned (dated 1992-04-09) on 2015-03-20. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2015-March/002290.html","retrieved_at":"2026-10-12T18:38:43+00:00","summary":"ARIN-Issued report for 2015-03-19: \"Remove 192.155.35.0-192.155.35.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20150318.gz","retrieved_at":"2026-10-12T20:49:46+00:00","summary":"ARIN delegated statistics 2015-03-18 (produced 2015-03-18T05:05:25+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20150320.gz","retrieved_at":"2026-10-12T20:49:58+00:00","summary":"ARIN delegated statistics 2015-03-20 (produced 2015-03-20T05:05:56+00:00), after the report: assigned (dated 1992-04-09)"}]},{"event_id":"17d42577e78e4722","registry":"ARIN","report_date":"2014-11-11","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"192.155.35.0/24","start":"192.155.35.0","end":"192.155.35.255","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:11+00:00","page":"https://rirtracker.com/ip/192.155.35.0-192.155.35.255/#e-17d42577e78e4722","report_page":"https://rirtracker.com/arin/reports/2014-11-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.155.35.0-192.155.35.255.json","observed":"192.155.35.0/24 assigned on 2014-11-11, reserved on 2014-11-12","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_days":60,"estimated_hold_end":"2015-01-10","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-10 and reserved on 2014-11-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2015-01-10. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141112.gz","retrieved_at":"2026-10-12T20:43:51+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 192.155.35.0/24 assigned on 2014-11-11, reserved on 2014-11-12"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141110.gz","retrieved_at":"2026-10-12T20:43:46+00:00","summary":"ARIN delegated statistics 2014-11-10 (produced 2014-11-10T06:04:25+00:00), before the report: assigned (dated 1992-04-09)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141112.gz","retrieved_at":"2026-10-12T20:43:51+00:00","summary":"ARIN delegated statistics 2014-11-12 (produced 2014-11-12T06:04:11+00:00), after the report: reserved"}]},{"event_id":"cb9b35731a9fc88e","registry":"ARIN","report_date":"2014-11-04","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"192.155.35.0/24","start":"192.155.35.0","end":"192.155.35.255","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:11+00:00","page":"https://rirtracker.com/ip/192.155.35.0-192.155.35.255/#e-cb9b35731a9fc88e","report_page":"https://rirtracker.com/arin/reports/2014-11-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.155.35.0-192.155.35.255.json","observed":"192.155.35.0/24 assigned on 2014-11-04, reserved on 2014-11-05","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_days":60,"estimated_hold_end":"2015-01-03","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-03 and reserved on 2014-11-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2015-01-03. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141105.gz","retrieved_at":"2026-10-12T20:43:33+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 192.155.35.0/24 assigned on 2014-11-04, reserved on 2014-11-05"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141103.gz","retrieved_at":"2026-10-12T20:43:28+00:00","summary":"ARIN delegated statistics 2014-11-03 (produced 2014-11-03T06:03:55+00:00), before the report: assigned (dated 1992-04-09)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141105.gz","retrieved_at":"2026-10-12T20:43:33+00:00","summary":"ARIN delegated statistics 2014-11-05 (produced 2014-11-05T06:04:34+00:00), after the report: reserved"}]}],"classification_history":{"979dae79cd4dd0c5":[{"raw_change_id":136462,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:29:55+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2015-03-18 and assigned (dated 1992-04-09) on 2015-03-20. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added."},{"raw_change_id":136462,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:40+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2015-03-18 and assigned (dated 1992-04-09) on 2015-03-20. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added."},{"raw_change_id":136462,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:17+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2015-03-18 and assigned (dated 1992-04-09) on 2015-03-20. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added."},{"raw_change_id":136462,"classification_code":"POOL_RECORD_CHANGE","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:21+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2015-03-18 and assigned (dated 1992-04-09) on 2015-03-20. ARIN removed its own pool record for this range and the range is now registered, but the same report doesn't list it as added."}],"17d42577e78e4722":[{"raw_change_id":291279,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:52:22+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-10 and reserved on 2014-11-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2015-01-10. This does not confirm availability."},{"raw_change_id":291279,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:58+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-10 and reserved on 2014-11-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2015-01-10. This does not confirm availability."},{"raw_change_id":291279,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:18+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-10 and reserved on 2014-11-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2015-01-10. This does not confirm availability."},{"raw_change_id":291279,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:11+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-10 and reserved on 2014-11-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2015-01-10. This does not confirm availability."}],"cb9b35731a9fc88e":[{"raw_change_id":291193,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:52:15+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-03 and reserved on 2014-11-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2015-01-03. This does not confirm availability."},{"raw_change_id":291193,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:57+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-03 and reserved on 2014-11-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2015-01-03. This does not confirm availability."},{"raw_change_id":291193,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:18+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-03 and reserved on 2014-11-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2015-01-03. This does not confirm availability."},{"raw_change_id":291193,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:11+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 1992-04-09) on 2014-11-03 and reserved on 2014-11-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2015-01-03. This does not confirm availability."}]},"arin_statistics_now":{"status":"allocated (dated 1992-04-09)"}}