{"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":"216.255.176.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/216.255.176.0-216.255.191.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2024-11-19)"},"current_holder":{"rir":"ARIN","org":"SpaceX Services, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":40509,"date":"2025-06-02T10:51:41Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Space Exploration Technologies Corporation","recipient_org":"SpaceX Services, Inc.","range":"216.255.176.0/20","log":"ARIN"},{"id":37302,"date":"2024-11-19T21:57:36Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Novarix Technologies LLC","recipient_org":"Space Exploration Technologies Corporation","range":"216.255.176.0/20","log":"ARIN"},{"id":37077,"date":"2024-11-05T19:11:39Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Novarix Technologies LLC","recipient_org":"Novarix Technologies LLC","range":"216.255.176.0/20","log":"ARIN"}],"events":[{"event_id":"4e640db209aae4e0","registry":"ARIN","report_date":"2025-06-02","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"216.255.176.0/20","start":"216.255.176.0","end":"216.255.191.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Space Exploration Technologies Corporation","recipient_organization":"SpaceX Services, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:22+00:00","page":"https://rirtracker.com/ip/216.255.176.0-216.255.191.255/#e-4e640db209aae4e0","report_page":"https://rirtracker.com/arin/reports/2025-06-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.255.176.0-216.255.191.255.json","observed":"Merger/acquisition: Space Exploration Technologies Corporation (ARIN) to SpaceX Services, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Space Exploration Technologies Corporation (ARIN) to SpaceX Services, Inc. (ARIN) on 2025-06-02 10:51 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","evidence":[{"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: MERGER_ACQUISITION on 2025-06-02 10:51 UTC, Space Exploration Technologies Corporation (ARIN) to SpaceX Services, Inc. (ARIN); resources moved: 216.255.176.0/20"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250601.gz","retrieved_at":"2026-10-13T00:00:58+00:00","summary":"ARIN delegated statistics 2025-06-01 (produced 2025-06-01T13:01:11+00:00), before the report: allocated (dated 2024-11-19)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250603.gz","retrieved_at":"2026-10-13T00:01:03+00:00","summary":"ARIN delegated statistics 2025-06-03 (produced 2025-06-03T13:01:13+00:00), after the report: allocated (dated 2024-11-19)"}]},{"event_id":"b8a099a5ed9f96d4","registry":"ARIN","report_date":"2024-11-19","source":"arin_issued","raw_action":"ADD","raw_line":"Add 216.255.176.0-216.255.191.255","resource_type":"ipv4","resource":"216.255.176.0/20","start":"216.255.176.0","end":"216.255.191.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Novarix Technologies LLC","recipient_organization":"Space Exploration Technologies Corporation","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:15+00:00","page":"https://rirtracker.com/ip/216.255.176.0-216.255.191.255/#e-b8a099a5ed9f96d4","report_page":"https://rirtracker.com/arin/reports/2024-11-19/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.255.176.0-216.255.191.255.json","explanation":"ARIN's transfer log records a transfer from Novarix Technologies LLC (ARIN) to Space Exploration Technologies Corporation (ARIN) on 2024-11-19 21:57 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/2024-November/005820.html","retrieved_at":"2026-10-12T18:42:48+00:00","summary":"ARIN-Issued report for 2024-11-19: \"Add 216.255.176.0-216.255.191.255\""},{"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 2024-11-19 21:57 UTC, Novarix Technologies LLC (ARIN) to Space Exploration Technologies Corporation (ARIN); resources moved: 216.255.176.0/20"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241118.gz","retrieved_at":"2026-10-12T23:50:12+00:00","summary":"ARIN delegated statistics 2024-11-18 (produced 2024-11-18T14:00:53+00:00), before the report: allocated (dated 2011-03-15)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241120.gz","retrieved_at":"2026-10-12T23:50:17+00:00","summary":"ARIN delegated statistics 2024-11-20 (produced 2024-11-20T14:01:07+00:00), after the report: allocated (dated 2024-11-19)"}]},{"event_id":"146856a6e367f2a9","registry":"ARIN","report_date":"2024-11-05","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"216.255.176.0/20","start":"216.255.176.0","end":"216.255.191.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Novarix Technologies LLC","recipient_organization":"Novarix Technologies LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:17+00:00","page":"https://rirtracker.com/ip/216.255.176.0-216.255.191.255/#e-146856a6e367f2a9","report_page":"https://rirtracker.com/arin/reports/2024-11-05/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.255.176.0-216.255.191.255.json","observed":"Merger/acquisition: Novarix Technologies LLC (ARIN) to Novarix Technologies LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Novarix Technologies LLC (ARIN) to Novarix Technologies LLC (ARIN) on 2024-11-05 19:11 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","evidence":[{"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: MERGER_ACQUISITION on 2024-11-05 19:11 UTC, Novarix Technologies LLC (ARIN) to Novarix Technologies LLC (ARIN); resources moved: 216.255.176.0/20"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241104.gz","retrieved_at":"2026-10-12T23:49:26+00:00","summary":"ARIN delegated statistics 2024-11-04 (produced 2024-11-04T14:00:59+00:00), before the report: allocated (dated 2011-03-15)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241106.gz","retrieved_at":"2026-10-12T23:49:31+00:00","summary":"ARIN delegated statistics 2024-11-06 (produced 2024-11-06T14:00:52+00:00), after the report: allocated (dated 2011-03-15)"}]},{"event_id":"ea6c9ea81bf8d788","registry":"ARIN","report_date":"2011-03-15","source":"arin_issued","raw_action":"ADD","raw_line":"Add 216.255.176.0-216.255.191.255","resource_type":"ipv4","resource":"216.255.176.0/20","start":"216.255.176.0","end":"216.255.191.255","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":"2026-10-13T23:50:52+00:00","page":"https://rirtracker.com/ip/216.255.176.0-216.255.191.255/#e-ea6c9ea81bf8d788","report_page":"https://rirtracker.com/arin/reports/2011-03-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.255.176.0-216.255.191.255.json","explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The tracker saw this range removed from registration on 2009-09-01 (216.255.176.0/20), so it appears to have been issued again from ARIN's pool.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2011-March/000821.html","retrieved_at":"2026-10-12T18:37:01+00:00","summary":"ARIN-Issued report for 2011-03-15: \"Add 216.255.176.0-216.255.191.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110314.gz","retrieved_at":"2026-10-12T19:17:37+00:00","summary":"ARIN delegated statistics 2011-03-14, before the report: not issued"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110316.gz","retrieved_at":"2026-10-12T19:17:42+00:00","summary":"ARIN delegated statistics 2011-03-16, after the report: allocated (dated 2011-03-15)"}]},{"event_id":"1e7993fe3d60e8f2","registry":"ARIN","report_date":"2011-03-15","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 216.255.176.0-216.255.191.255","resource_type":"ipv4","resource":"216.255.176.0/20","start":"216.255.176.0","end":"216.255.191.255","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":"2026-10-13T23:50:52+00:00","page":"https://rirtracker.com/ip/216.255.176.0-216.255.191.255/#e-1e7993fe3d60e8f2","report_page":"https://rirtracker.com/arin/reports/2011-03-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.255.176.0-216.255.191.255.json","explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2011-March/000821.html","retrieved_at":"2026-10-12T18:37:01+00:00","summary":"ARIN-Issued report for 2011-03-15: \"Remove 216.255.176.0-216.255.191.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110314.gz","retrieved_at":"2026-10-12T19:17:37+00:00","summary":"ARIN delegated statistics 2011-03-14, before the report: not issued"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110316.gz","retrieved_at":"2026-10-12T19:17:42+00:00","summary":"ARIN delegated statistics 2011-03-16, after the report: allocated (dated 2011-03-15)"}]},{"event_id":"a550e5380c63335d","registry":"ARIN","report_date":"2009-09-01","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"216.255.176.0/20","start":"216.255.176.0","end":"216.255.191.255","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":"2026-10-13T23:55:18+00:00","page":"https://rirtracker.com/ip/216.255.176.0-216.255.191.255/#e-a550e5380c63335d","report_page":"https://rirtracker.com/arin/reports/2009-09-01/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.255.176.0-216.255.191.255.json","observed":"216.255.176.0/20 allocated on 2009-09-01, not listed on 2009-09-02","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":"2009-10-31","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 allocated (dated 2005-09-20) on 2009-08-31 and not issued on 2009-09-02. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2009-10-31. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2009/delegated-arin-20090902.gz","retrieved_at":"2026-10-12T18:54:41+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 216.255.176.0/20 allocated on 2009-09-01, not listed on 2009-09-02"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2009/delegated-arin-20090831.gz","retrieved_at":"2026-10-12T18:54:37+00:00","summary":"ARIN delegated statistics 2009-08-31, before the report: allocated (dated 2005-09-20)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2009/delegated-arin-20090902.gz","retrieved_at":"2026-10-12T18:54:41+00:00","summary":"ARIN delegated statistics 2009-09-02, after the report: not issued"}]}],"classification_history":{"4e640db209aae4e0":[{"raw_change_id":573714,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:22+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Space Exploration Technologies Corporation (ARIN) to SpaceX Services, Inc. (ARIN) on 2025-06-02 10:51 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}],"b8a099a5ed9f96d4":[{"raw_change_id":190464,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:04:02+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Novarix Technologies LLC (ARIN) to Space Exploration Technologies Corporation (ARIN) on 2024-11-19 21:57 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":190464,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:51+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Novarix Technologies LLC (ARIN) to Space Exploration Technologies Corporation (ARIN) on 2024-11-19 21:57 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":190464,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:44+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Novarix Technologies LLC (ARIN) to Space Exploration Technologies Corporation (ARIN) on 2024-11-19 21:57 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":190464,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:15+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Novarix Technologies LLC (ARIN) to Space Exploration Technologies Corporation (ARIN) on 2024-11-19 21:57 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"146856a6e367f2a9":[{"raw_change_id":571940,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:17+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Novarix Technologies LLC (ARIN) to Novarix Technologies LLC (ARIN) on 2024-11-05 19:11 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}],"ea6c9ea81bf8d788":[{"raw_change_id":122943,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:13:32+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The tracker saw this range removed from registration on 2009-09-01 (216.255.176.0/20), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":122943,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:19+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The tracker saw this range removed from registration on 2009-09-01 (216.255.176.0/20), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":122943,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:52+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The tracker saw this range removed from registration on 2009-09-01 (216.255.176.0/20), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":122943,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:52+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The tracker saw this range removed from registration on 2009-09-01 (216.255.176.0/20), so it appears to have been issued again from ARIN's pool."}],"1e7993fe3d60e8f2":[{"raw_change_id":122942,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:13:32+00:00","current":0,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."},{"raw_change_id":122942,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:19+00:00","current":0,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."},{"raw_change_id":122942,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:52+00:00","current":0,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."},{"raw_change_id":122942,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:52+00:00","current":1,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2011-03-14 and allocated (dated 2011-03-15) on 2011-03-16. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."}],"a550e5380c63335d":[{"raw_change_id":209016,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:12:10+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 allocated (dated 2005-09-20) on 2009-08-31 and not issued on 2009-09-02. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2009-10-31. This does not confirm availability."},{"raw_change_id":209016,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:42+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 allocated (dated 2005-09-20) on 2009-08-31 and not issued on 2009-09-02. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2009-10-31. This does not confirm availability."},{"raw_change_id":209016,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:40+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 allocated (dated 2005-09-20) on 2009-08-31 and not issued on 2009-09-02. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2009-10-31. This does not confirm availability."},{"raw_change_id":209016,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:18+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 allocated (dated 2005-09-20) on 2009-08-31 and not issued on 2009-09-02. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2009-10-31. This does not confirm availability."}]},"arin_statistics_now":{"status":"allocated (dated 2024-11-19)"}}