{"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":"104.218.236.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/104.218.236.0-104.218.237.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2025-01-24)"},"current_holder":{"rir":"ARIN","org":"Klustr, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":38586,"date":"2025-01-24T22:26:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"HostCram LLC","recipient_org":"Klustr, Inc.","range":"104.218.236.0/23","log":"ARIN"}],"events":[{"event_id":"74b80d7e28bf5e77","registry":"ARIN","report_date":"2025-01-24","source":"arin_issued","raw_action":"ADD","raw_line":"Add 104.218.236.0-104.218.237.255","resource_type":"ipv4","resource":"104.218.236.0/23","start":"104.218.236.0","end":"104.218.237.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"HostCram LLC","recipient_organization":"Klustr, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:21+00:00","page":"https://rirtracker.com/ip/104.218.236.0-104.218.237.255/#e-74b80d7e28bf5e77","report_page":"https://rirtracker.com/arin/reports/2025-01-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/104.218.236.0-104.218.237.255.json","explanation":"ARIN's transfer log records a transfer from HostCram LLC (ARIN) to Klustr, Inc. (ARIN) on 2025-01-24 22:26 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2025-January/005886.html","retrieved_at":"2026-10-12T18:42:52+00:00","summary":"ARIN-Issued report for 2025-01-24: \"Add 104.218.236.0-104.218.237.255\""},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2025-01-24 22:26 UTC, HostCram LLC (ARIN) to Klustr, Inc. (ARIN); resources moved: 104.218.236.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250123.gz","retrieved_at":"2026-10-12T23:53:30+00:00","summary":"ARIN delegated statistics 2025-01-23 (produced 2025-01-23T14:01:06+00:00), before the report: allocated (dated 2019-12-17)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250125.gz","retrieved_at":"2026-10-12T23:53:47+00:00","summary":"ARIN delegated statistics 2025-01-25 (produced 2025-01-25T14:01:06+00:00), after the report: allocated (dated 2025-01-24)"}]},{"event_id":"16224450c81e3eb6","registry":"ARIN","report_date":"2019-12-17","source":"arin_issued","raw_action":"ADD","raw_line":"Add 104.218.236.0-104.218.237.255","resource_type":"ipv4","resource":"104.218.236.0/23","start":"104.218.236.0","end":"104.218.237.255","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 ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:40+00:00","page":"https://rirtracker.com/ip/104.218.236.0-104.218.237.255/#e-16224450c81e3eb6","report_page":"https://rirtracker.com/arin/reports/2019-12-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/104.218.236.0-104.218.237.255.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. The tracker saw this range removed from registration on 2019-02-05 (104.218.232.0/21), so it appears to have been issued again from ARIN's pool.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2019-December/004023.html","retrieved_at":"2026-10-12T18:40:43+00:00","summary":"ARIN-Issued report for 2019-12-17: \"Add 104.218.236.0-104.218.237.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191216.gz","retrieved_at":"2026-10-12T22:16:01+00:00","summary":"ARIN delegated statistics 2019-12-16 (produced 2019-12-16T15:00:13+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191218.gz","retrieved_at":"2026-10-12T22:16:06+00:00","summary":"ARIN delegated statistics 2019-12-18 (produced 2019-12-18T15:00:14+00:00), after the report: allocated (dated 2019-12-17)"}]},{"event_id":"a9d2a2b79082397a","registry":"ARIN","report_date":"2019-12-17","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 104.218.236.0-104.218.237.255","resource_type":"ipv4","resource":"104.218.236.0/23","start":"104.218.236.0","end":"104.218.237.255","classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Part of the issuance reported the same day","inventory_effect_code":"PAIRED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:40+00:00","page":"https://rirtracker.com/ip/104.218.236.0-104.218.237.255/#e-a9d2a2b79082397a","report_page":"https://rirtracker.com/arin/reports/2019-12-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/104.218.236.0-104.218.237.255.json","explanation":"ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.218.236.0-104.218.237.255. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2019-December/004023.html","retrieved_at":"2026-10-12T18:40:43+00:00","summary":"ARIN-Issued report for 2019-12-17: \"Remove 104.218.236.0-104.218.237.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191216.gz","retrieved_at":"2026-10-12T22:16:01+00:00","summary":"ARIN delegated statistics 2019-12-16 (produced 2019-12-16T15:00:13+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191218.gz","retrieved_at":"2026-10-12T22:16:06+00:00","summary":"ARIN delegated statistics 2019-12-18 (produced 2019-12-18T15:00:14+00:00), after the report: allocated (dated 2019-12-17)"}]}],"classification_history":{"74b80d7e28bf5e77":[{"raw_change_id":191996,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:05:05+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from HostCram LLC (ARIN) to Klustr, Inc. (ARIN) on 2025-01-24 22:26 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":191996,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:55+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from HostCram LLC (ARIN) to Klustr, Inc. (ARIN) on 2025-01-24 22:26 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":191996,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:49+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from HostCram LLC (ARIN) to Klustr, Inc. (ARIN) on 2025-01-24 22:26 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":191996,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:21+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from HostCram LLC (ARIN) to Klustr, Inc. (ARIN) on 2025-01-24 22:26 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"16224450c81e3eb6":[{"raw_change_id":162659,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:46:28+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. The tracker saw this range removed from registration on 2019-02-05 (104.218.232.0/21), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":162659,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:40+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. The tracker saw this range removed from registration on 2019-02-05 (104.218.232.0/21), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":162659,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:24+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. The tracker saw this range removed from registration on 2019-02-05 (104.218.232.0/21), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":162659,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:40+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. The tracker saw this range removed from registration on 2019-02-05 (104.218.232.0/21), so it appears to have been issued again from ARIN's pool."}],"a9d2a2b79082397a":[{"raw_change_id":162573,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:46:24+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.218.236.0-104.218.237.255. The issuance is explained on that line."},{"raw_change_id":162573,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:40+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.218.236.0-104.218.237.255. The issuance is explained on that line."},{"raw_change_id":162573,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:24+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.218.236.0-104.218.237.255. The issuance is explained on that line."},{"raw_change_id":162573,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:40+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2019-12-16 and allocated (dated 2019-12-17) on 2019-12-18. ARIN removed its own pool record for this range as part of issuing it: the same report adds 104.218.236.0-104.218.237.255. The issuance is explained on that line."}]},"arin_statistics_now":{"status":"allocated (dated 2025-01-24)"}}