{"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":"37.44.192.0/18","resource_type":"ipv4","page":"https://rirtracker.com/ip/37.44.192.0-37.44.255.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2018-11-09), allocated (dated 2018-11-12), allocated (dated 2021-05-21), allocated (dated 2021-05-25)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[{"id":123515,"date":"2026-10-05T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Edera Group a.s.","recipient_org":"CEZNET s.r.o.","range":"37.44.208.0/22","log":"RIPE NCC"},{"id":116178,"date":"2025-11-07T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LIR LLC","recipient_org":"Fiber Ltd","range":"37.44.199.0/24","log":"RIPE NCC"},{"id":107547,"date":"2024-08-26T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LIR LLC","recipient_org":"\"Cloud Technologies\" LLC trading as Cloud.ru","range":"37.44.196.0/23","log":"RIPE NCC"},{"id":101409,"date":"2024-01-02T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Harmony Hosting SARL","recipient_org":"FBW NETWORKS SAS","range":"37.44.236.0/24","log":"RIPE NCC"},{"id":101410,"date":"2024-01-02T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Harmony Hosting SARL","recipient_org":"FBW NETWORKS SAS","range":"37.44.238.0/24","log":"RIPE NCC"},{"id":101366,"date":"2023-12-29T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Harmony Hosting SARL","recipient_org":"FBW NETWORKS SAS","range":"37.44.237.0/24","log":"RIPE NCC"},{"id":99744,"date":"2023-11-16T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"WEB HOSTING AND INTERNET SERVICES LTD","recipient_org":"IP One GmbH","range":"37.44.215.0/24","log":"RIPE NCC"},{"id":97112,"date":"2023-07-24T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Uplink SRL","recipient_org":"UA-Hosting SIA","range":"37.44.214.0/24","log":"RIPE NCC"},{"id":96097,"date":"2023-05-30T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Atex LLC","recipient_org":"Miranda-Media Ltd","range":"37.44.252.0/22","log":"RIPE NCC"},{"id":90238,"date":"2022-10-20T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Sysoev Aleksey Anatolevich","recipient_org":"IGRA-SERVICE LLC","range":"37.44.194.0/23","log":"RIPE NCC"},{"id":90163,"date":"2022-10-17T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Sysoev Aleksey Anatolevich","recipient_org":"IGRA-SERVICE LLC","range":"37.44.192.0/23","log":"RIPE NCC"},{"id":74308,"date":"2020-11-30T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Express Courier LLC","recipient_org":"LIR LLC","range":"37.44.196.0/22","log":"RIPE NCC"},{"id":73954,"date":"2020-11-23T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Goriweb LLC","recipient_org":"IPPN HOLDINGS LTD","range":"37.44.200.0/22","log":"RIPE NCC"},{"id":73955,"date":"2020-11-23T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Semih Mehmet CAN","recipient_org":"Netwise Hosting Ltd","range":"37.44.228.0/22","log":"RIPE NCC"},{"id":73884,"date":"2020-11-20T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Hostnordic Koebenhavn A/S","recipient_org":"IT RELATION AS","range":"37.44.248.0/22","log":"RIPE NCC"}],"events":[{"event_id":"b8683bc641a3f5ad","registry":"RIPE NCC","report_date":"2018-07-09","source":"statistics","raw_action":"RELEASED","raw_line":null,"resource_type":"ipv4","resource":"37.44.192.0/18","start":"37.44.192.0","end":"37.44.255.255","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":"2026-10-14T00:04:28+00:00","page":"https://rirtracker.com/ip/37.44.192.0-37.44.255.255/#e-b8683bc641a3f5ad","report_page":"https://rirtracker.com/ripe/reports/2018-07-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/37.44.192.0-37.44.255.255.json","observed":"37.44.192.0/18 reserved on 2018-07-08, available on 2018-07-09","explanation":"The RIPE NCC's statistics show it reserved on 2018-07-08 and available on 2018-07-09. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2018-02-20, 139 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/2018/delegated-ripencc-extended-20180709.bz2","retrieved_at":"2026-10-12T21:48:32+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 37.44.192.0/18 reserved on 2018-07-08, available on 2018-07-09"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180708.bz2","retrieved_at":"2026-10-12T21:48:29+00:00","summary":"RIPE NCC delegated statistics 2018-07-08 (produced 2018-07-08T21:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180709.bz2","retrieved_at":"2026-10-12T21:48:32+00:00","summary":"RIPE NCC delegated statistics 2018-07-09 (produced 2018-07-09T21:59:59+00:00), after the change: available"}]},{"event_id":"114d339367b915d0","registry":"RIPE NCC","report_date":"2018-02-20","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"37.44.192.0/18","start":"37.44.192.0","end":"37.44.255.255","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":"2026-10-14T00:03:47+00:00","page":"https://rirtracker.com/ip/37.44.192.0-37.44.255.255/#e-114d339367b915d0","report_page":"https://rirtracker.com/ripe/reports/2018-02-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/37.44.192.0-37.44.255.255.json","observed":"37.44.192.0/18 allocated on 2018-02-19, reserved on 2018-02-20","hold":{"hold_rule_source_url":"https://www.ripe.net/manage-ips-and-asns/resource-management/quarantine-for-returned-internet-number-resources","hold_rule_days":180,"estimated_hold_end":"2018-08-19","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2012-01-09) on 2018-02-19 and reserved on 2018-02-20. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2018-08-19. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180220.bz2","retrieved_at":"2026-10-12T21:39:12+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 37.44.192.0/18 allocated on 2018-02-19, reserved on 2018-02-20"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180219.bz2","retrieved_at":"2026-10-12T21:38:55+00:00","summary":"RIPE NCC delegated statistics 2018-02-19 (produced 2018-02-19T22:59:59+00:00), before the change: allocated (dated 2012-01-09)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180220.bz2","retrieved_at":"2026-10-12T21:39:12+00:00","summary":"RIPE NCC delegated statistics 2018-02-20 (produced 2018-02-20T22:59:59+00:00), after the change: reserved"}]},{"event_id":"7f4101a5610b304a","registry":"RIPE NCC","report_date":"2012-01-09","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"37.44.192.0/18","start":"37.44.192.0","end":"37.44.255.255","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":"2026-10-13T23:55:58+00:00","page":"https://rirtracker.com/ip/37.44.192.0-37.44.255.255/#e-7f4101a5610b304a","report_page":"https://rirtracker.com/ripe/reports/2012-01-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/37.44.192.0-37.44.255.255.json","observed":"37.44.192.0/18 available on 2012-01-08, allocated on 2012-01-09","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-01-08 and allocated (dated 2012-01-09) on 2012-01-09. The tracker saw this range removed from registration on 2011-07-06 (37.0.0.0/10), 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/2012/delegated-ripencc-extended-20120109.bz2","retrieved_at":"2026-10-12T19:09:33+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 37.44.192.0/18 available on 2012-01-08, allocated on 2012-01-09"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120108.bz2","retrieved_at":"2026-10-12T19:09:30+00:00","summary":"RIPE NCC delegated statistics 2012-01-08 (produced 2012-01-08T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120109.bz2","retrieved_at":"2026-10-12T19:09:33+00:00","summary":"RIPE NCC delegated statistics 2012-01-09 (produced 2012-01-09T22:59:59+00:00), after the change: allocated (dated 2012-01-09)"}]}],"classification_history":{"b8683bc641a3f5ad":[{"raw_change_id":356583,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:22:24+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2018-07-08 and available on 2018-07-09. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2018-02-20, 139 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":356583,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:35+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2018-07-08 and available on 2018-07-09. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2018-02-20, 139 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":356583,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:00:11+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2018-07-08 and available on 2018-07-09. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2018-02-20, 139 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":356583,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:28+00:00","current":1,"public_explanation":"The RIPE NCC's statistics show it reserved on 2018-07-08 and available on 2018-07-09. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2018-02-20, 139 days earlier. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."}],"114d339367b915d0":[{"raw_change_id":346268,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:17:49+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2012-01-09) on 2018-02-19 and reserved on 2018-02-20. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2018-08-19. This does not confirm availability."},{"raw_change_id":346268,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:02+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2012-01-09) on 2018-02-19 and reserved on 2018-02-20. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2018-08-19. This does not confirm availability."},{"raw_change_id":346268,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:36+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2012-01-09) on 2018-02-19 and reserved on 2018-02-20. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2018-08-19. This does not confirm availability."},{"raw_change_id":346268,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:47+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2012-01-09) on 2018-02-19 and reserved on 2018-02-20. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2018-08-19. This does not confirm availability."}],"7f4101a5610b304a":[{"raw_change_id":220594,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:16:52+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-01-08 and allocated (dated 2012-01-09) on 2012-01-09. The tracker saw this range removed from registration on 2011-07-06 (37.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":220594,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:17+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-01-08 and allocated (dated 2012-01-09) on 2012-01-09. The tracker saw this range removed from registration on 2011-07-06 (37.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":220594,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:18+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-01-08 and allocated (dated 2012-01-09) on 2012-01-09. The tracker saw this range removed from registration on 2011-07-06 (37.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":220594,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:58+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-01-08 and allocated (dated 2012-01-09) on 2012-01-09. The tracker saw this range removed from registration on 2011-07-06 (37.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."}]},"arin_statistics_now":{"status":"not listed"}}