{"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":"102.131.40.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/102.131.40.0-102.131.47.255/","statistics_now":{"registry":"AFRINIC","status":"reserved"},"current_holder":{"rir":"AFRINIC","org":null,"how":"AFRINIC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"150071f6d5b98f37","registry":"AFRINIC","report_date":"2024-03-11","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"102.131.40.0/21","start":"102.131.40.0","end":"102.131.47.255","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":"2026-10-14T00:17:30+00:00","page":"https://rirtracker.com/ip/102.131.40.0-102.131.47.255/#e-150071f6d5b98f37","report_page":"https://rirtracker.com/afrinic/reports/2024-03-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/102.131.40.0-102.131.47.255.json","observed":"102.131.40.0/21 allocated on 2024-03-11, reserved on 2024-03-12","explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2024-03-11 and reserved on 2024-03-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.afrinic.net/pub/stats/afrinic/2024/delegated-afrinic-extended-20240312","retrieved_at":"2026-10-13T01:15:01+00:00","summary":"Found by comparing AFRINIC's daily statistics: 102.131.40.0/21 allocated on 2024-03-11, reserved on 2024-03-12"},{"type":"delegated_before","url":"https://ftp.afrinic.net/pub/stats/afrinic/2024/delegated-afrinic-extended-20240311","retrieved_at":"2026-10-13T01:14:54+00:00","summary":"AFRINIC delegated statistics 2024-03-11, before the change: allocated (dated 2018-09-07)"},{"type":"delegated_after","url":"https://ftp.afrinic.net/pub/stats/afrinic/2024/delegated-afrinic-extended-20240312","retrieved_at":"2026-10-13T01:15:01+00:00","summary":"AFRINIC delegated statistics 2024-03-12, after the change: reserved"}]},{"event_id":"2240e32e3f88a55c","registry":"AFRINIC","report_date":"2022-12-02","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"102.131.40.0/21","start":"102.131.40.0","end":"102.131.47.255","classification":"RESTORED","classification_label":"Restored to the same holder","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"No effect on AFRINIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:33+00:00","page":"https://rirtracker.com/ip/102.131.40.0-102.131.47.255/#e-2240e32e3f88a55c","report_page":"https://rirtracker.com/afrinic/reports/2022-12-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/102.131.40.0-102.131.47.255.json","observed":"102.131.40.0/21 reserved on 2022-12-02, allocated on 2022-12-03","explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2022-12-02 and allocated (dated 2022-12-02) on 2022-12-03. The tracker saw it removed from registration on 2022-11-23 (9 days earlier), and it is back with the same holder record it had before, so it went back to its previous holder rather than to a new one: most likely a suspension lifted, a reinstatement or a correction.","evidence":[{"type":"statistics_diff","url":"https://ftp.afrinic.net/pub/stats/afrinic/2022/delegated-afrinic-extended-20221203","retrieved_at":"2026-10-13T00:26:27+00:00","summary":"Found by comparing AFRINIC's daily statistics: 102.131.40.0/21 reserved on 2022-12-02, allocated on 2022-12-03"},{"type":"delegated_before","url":"https://ftp.afrinic.net/pub/stats/afrinic/2022/delegated-afrinic-extended-20221202","retrieved_at":"2026-10-13T00:26:22+00:00","summary":"AFRINIC delegated statistics 2022-12-02, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.afrinic.net/pub/stats/afrinic/2022/delegated-afrinic-extended-20221203","retrieved_at":"2026-10-13T00:26:27+00:00","summary":"AFRINIC delegated statistics 2022-12-03, after the change: allocated (dated 2022-12-02)"}]},{"event_id":"9014d13e3ed9e556","registry":"AFRINIC","report_date":"2022-11-23","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"102.131.40.0/21","start":"102.131.40.0","end":"102.131.47.255","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":"2026-10-14T00:14:33+00:00","page":"https://rirtracker.com/ip/102.131.40.0-102.131.47.255/#e-9014d13e3ed9e556","report_page":"https://rirtracker.com/afrinic/reports/2022-11-23/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/102.131.40.0-102.131.47.255.json","observed":"102.131.40.0/21 allocated on 2022-11-23, reserved on 2022-11-24","explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2022-11-23 and reserved on 2022-11-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.afrinic.net/pub/stats/afrinic/2022/delegated-afrinic-extended-20221124","retrieved_at":"2026-10-13T00:25:33+00:00","summary":"Found by comparing AFRINIC's daily statistics: 102.131.40.0/21 allocated on 2022-11-23, reserved on 2022-11-24"},{"type":"delegated_before","url":"https://ftp.afrinic.net/pub/stats/afrinic/2022/delegated-afrinic-extended-20221123","retrieved_at":"2026-10-13T00:25:28+00:00","summary":"AFRINIC delegated statistics 2022-11-23, before the change: allocated (dated 2018-09-07)"},{"type":"delegated_after","url":"https://ftp.afrinic.net/pub/stats/afrinic/2022/delegated-afrinic-extended-20221124","retrieved_at":"2026-10-13T00:25:33+00:00","summary":"AFRINIC delegated statistics 2022-11-24, after the change: reserved"}]},{"event_id":"ae1016bc1f9ab837","registry":"AFRINIC","report_date":"2018-09-07","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"102.131.40.0/21","start":"102.131.40.0","end":"102.131.47.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from AFRINIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:35+00:00","page":"https://rirtracker.com/ip/102.131.40.0-102.131.47.255/#e-ae1016bc1f9ab837","report_page":"https://rirtracker.com/afrinic/reports/2018-09-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/102.131.40.0-102.131.47.255.json","observed":"102.131.40.0/21 reserved on 2018-09-07, allocated on 2018-09-08","explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2018-09-07 and allocated (dated 2018-09-07) on 2018-09-08. It moved from AFRINIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by AFRINIC.","evidence":[{"type":"statistics_diff","url":"https://ftp.afrinic.net/pub/stats/afrinic/2018/delegated-afrinic-extended-20180908","retrieved_at":"2026-10-12T22:05:16+00:00","summary":"Found by comparing AFRINIC's daily statistics: 102.131.40.0/21 reserved on 2018-09-07, allocated on 2018-09-08"},{"type":"delegated_before","url":"https://ftp.afrinic.net/pub/stats/afrinic/2018/delegated-afrinic-extended-20180907","retrieved_at":"2026-10-12T22:05:10+00:00","summary":"AFRINIC delegated statistics 2018-09-07, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.afrinic.net/pub/stats/afrinic/2018/delegated-afrinic-extended-20180908","retrieved_at":"2026-10-12T22:05:16+00:00","summary":"AFRINIC delegated statistics 2018-09-08, after the change: allocated (dated 2018-09-07)"}]}],"classification_history":{"150071f6d5b98f37":[{"raw_change_id":533302,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:40:45+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2024-03-11 and reserved on 2024-03-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":533302,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:27:08+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2024-03-11 and reserved on 2024-03-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":533302,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:11:32+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2024-03-11 and reserved on 2024-03-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":533302,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:17:30+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2024-03-11 and reserved on 2024-03-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."}],"2240e32e3f88a55c":[{"raw_change_id":498413,"classification_code":"RESTORED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:23:45+00:00","current":0,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2022-12-02 and allocated (dated 2022-12-02) on 2022-12-03. The tracker saw it removed from registration on 2022-11-23 (9 days earlier), and it is back with the same holder record it had before, so it went back to its previous holder rather than to a new one: most likely a suspension lifted, a reinstatement or a correction."},{"raw_change_id":498413,"classification_code":"RESTORED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:47+00:00","current":0,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2022-12-02 and allocated (dated 2022-12-02) on 2022-12-03. The tracker saw it removed from registration on 2022-11-23 (9 days earlier), and it is back with the same holder record it had before, so it went back to its previous holder rather than to a new one: most likely a suspension lifted, a reinstatement or a correction."},{"raw_change_id":498413,"classification_code":"RESTORED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:09:00+00:00","current":0,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2022-12-02 and allocated (dated 2022-12-02) on 2022-12-03. The tracker saw it removed from registration on 2022-11-23 (9 days earlier), and it is back with the same holder record it had before, so it went back to its previous holder rather than to a new one: most likely a suspension lifted, a reinstatement or a correction."},{"raw_change_id":498413,"classification_code":"RESTORED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:33+00:00","current":1,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2022-12-02 and allocated (dated 2022-12-02) on 2022-12-03. The tracker saw it removed from registration on 2022-11-23 (9 days earlier), and it is back with the same holder record it had before, so it went back to its previous holder rather than to a new one: most likely a suspension lifted, a reinstatement or a correction."}],"9014d13e3ed9e556":[{"raw_change_id":498314,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:23:42+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2022-11-23 and reserved on 2022-11-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":498314,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:46+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2022-11-23 and reserved on 2022-11-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":498314,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:09:00+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2022-11-23 and reserved on 2022-11-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":498314,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:33+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing AFRINIC's daily statistics. AFRINIC's statistics show it allocated (dated 2018-09-07) on 2022-11-23 and reserved on 2022-11-24. Public sources do not distinguish a voluntary return, revocation, or reclamation. AFRINIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."}],"ae1016bc1f9ab837":[{"raw_change_id":374240,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:30:04+00:00","current":0,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2018-09-07 and allocated (dated 2018-09-07) on 2018-09-08. The tracker saw this range released from hold on 2018-05-23 (102.128.0.0/13), so it appears to have been issued again from AFRINIC's pool."},{"raw_change_id":374240,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:17:30+00:00","current":0,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2018-09-07 and allocated (dated 2018-09-07) on 2018-09-08. The tracker saw this range released from hold on 2018-05-23 (102.128.0.0/13), so it appears to have been issued again from AFRINIC's pool."},{"raw_change_id":374240,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:01:11+00:00","current":0,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2018-09-07 and allocated (dated 2018-09-07) on 2018-09-08. The tracker saw this range released from hold on 2018-05-23 (102.128.0.0/13), so it appears to have been issued again from AFRINIC's pool."},{"raw_change_id":374240,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:35+00:00","current":1,"public_explanation":"No transfer record matches. AFRINIC's statistics show it reserved on 2018-09-07 and allocated (dated 2018-09-07) on 2018-09-08. It moved from AFRINIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by AFRINIC."}]},"arin_statistics_now":{"status":"not listed"}}