{"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":"AS135518","resource_type":"asn","page":"https://rirtracker.com/asn/135518/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2023-01-21)"},"current_holder":{"rir":"APNIC","org":"Muhammad Majibur Rahman ","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":127688,"date":"2022-01-03T09:36:58Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Md. Moniruzzaman Mamun","recipient_org":"Muhammad Majibur Rahman ","range":"AS135518","log":"APNIC"}],"events":[{"event_id":"9e0994b9116efff9","registry":"APNIC","report_date":"2023-01-21","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS135518","start":135518,"end":135518,"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 APNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:47+00:00","page":"https://rirtracker.com/asn/135518/#e-9e0994b9116efff9","report_page":"https://rirtracker.com/apnic/reports/2023-01-21/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/135518.json","observed":"AS135518 available on 2023-01-21, allocated on 2023-01-22","explanation":"No transfer record matches. APNIC's statistics show it available on 2023-01-21 and allocated (dated 2023-01-21) on 2023-01-22. The tracker saw this range removed from registration on 2022-01-20 (AS135518), so it appears to have been issued again from APNIC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20230122.gz","retrieved_at":"2026-10-13T00:31:09+00:00","summary":"Found by comparing APNIC's daily statistics: AS135518 available on 2023-01-21, allocated on 2023-01-22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20230121.gz","retrieved_at":"2026-10-13T00:31:05+00:00","summary":"APNIC delegated statistics 2023-01-21, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20230122.gz","retrieved_at":"2026-10-13T00:31:09+00:00","summary":"APNIC delegated statistics 2023-01-22, after the change: allocated (dated 2023-01-21)"}]},{"event_id":"abe75d95eb3505a3","registry":"APNIC","report_date":"2022-01-20","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"asn","resource":"AS135518","start":135518,"end":135518,"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":"2026-10-14T00:13:30+00:00","page":"https://rirtracker.com/asn/135518/#e-abe75d95eb3505a3","report_page":"https://rirtracker.com/apnic/reports/2022-01-20/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/135518.json","observed":"AS135518 allocated on 2022-01-20, available on 2022-01-21","hold":{"hold_rule_source_url":"https://www.apnic.net/manage-ip/manage-resources/address-status","hold_rule_months":12,"estimated_hold_end":"2023-01-20","availability_statement":"Possible reissue candidate after this date; not confirmed available","hold_rule_observed":true},"explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2016-05-30) on 2022-01-20 and available on 2022-01-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, but its statistics have released returned ASNs a year after the removal or later since 2014, so the tracker estimates the hold ends on 2023-01-20. That is what APNIC has done, not a rule it states. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220121.gz","retrieved_at":"2026-10-13T00:04:02+00:00","summary":"Found by comparing APNIC's daily statistics: AS135518 allocated on 2022-01-20, available on 2022-01-21"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220120.gz","retrieved_at":"2026-10-13T00:03:58+00:00","summary":"APNIC delegated statistics 2022-01-20, before the change: allocated (dated 2016-05-30)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220121.gz","retrieved_at":"2026-10-13T00:04:02+00:00","summary":"APNIC delegated statistics 2022-01-21, after the change: available"}]},{"event_id":"2d91974f328cef74","registry":"APNIC","report_date":"2022-01-03","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS135518","start":135518,"end":135518,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Md. Moniruzzaman Mamun","recipient_organization":"Muhammad Majibur Rahman ","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:44+00:00","page":"https://rirtracker.com/asn/135518/#e-2d91974f328cef74","report_page":"https://rirtracker.com/apnic/reports/2022-01-03/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/135518.json","observed":"Transfer: Md. Moniruzzaman Mamun (APNIC) to Muhammad Majibur Rahman  (APNIC)","explanation":"APNIC's transfer log records a transfer from Md. Moniruzzaman Mamun (APNIC) to Muhammad Majibur Rahman  (APNIC) on 2022-01-03 09:36 UTC. The registration changed hands; it is not a new allocation from APNIC.","evidence":[{"type":"transfer","url":"https://ftp.apnic.net/stats/apnic/transfers/transfers_latest.json","retrieved_at":"2026-10-13T18:17:16+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2022-01-03 09:36 UTC, Md. Moniruzzaman Mamun (APNIC) to Muhammad Majibur Rahman  (APNIC); resources moved: AS135518, 45.252.56.0/22, 103.221.56.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220103.gz","retrieved_at":"2026-10-13T00:02:26+00:00","summary":"APNIC delegated statistics 2022-01-03, before the change: allocated (dated 2016-05-30)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220104.gz","retrieved_at":"2026-10-13T00:02:31+00:00","summary":"APNIC delegated statistics 2022-01-04, after the change: allocated (dated 2016-05-30)"}]},{"event_id":"eee4714acae89c1c","registry":"APNIC","report_date":"2016-05-30","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS135518","start":135518,"end":135518,"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 APNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:55+00:00","page":"https://rirtracker.com/asn/135518/#e-eee4714acae89c1c","report_page":"https://rirtracker.com/apnic/reports/2016-05-30/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/135518.json","observed":"AS135518 available on 2016-05-30, allocated on 2016-05-31","explanation":"No transfer record matches. APNIC's statistics show it available on 2016-05-30 and allocated (dated 2016-05-30) on 2016-05-31. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160531.gz","retrieved_at":"2026-10-12T21:40:27+00:00","summary":"Found by comparing APNIC's daily statistics: AS135518 available on 2016-05-30, allocated on 2016-05-31"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160530.gz","retrieved_at":"2026-10-12T21:40:24+00:00","summary":"APNIC delegated statistics 2016-05-30, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160531.gz","retrieved_at":"2026-10-12T21:40:27+00:00","summary":"APNIC delegated statistics 2016-05-31, after the change: allocated (dated 2016-05-30)"}]}],"classification_history":{"9e0994b9116efff9":[{"raw_change_id":501422,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:24:55+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2023-01-21 and allocated (dated 2023-01-21) on 2023-01-22. The tracker saw this range removed from registration on 2022-01-20 (AS135518), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":501422,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:59+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2023-01-21 and allocated (dated 2023-01-21) on 2023-01-22. The tracker saw this range removed from registration on 2022-01-20 (AS135518), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":501422,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:09:13+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2023-01-21 and allocated (dated 2023-01-21) on 2023-01-22. The tracker saw this range removed from registration on 2022-01-20 (AS135518), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":501422,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:47+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2023-01-21 and allocated (dated 2023-01-21) on 2023-01-22. The tracker saw this range removed from registration on 2022-01-20 (AS135518), so it appears to have been issued again from APNIC's pool."}],"abe75d95eb3505a3":[{"raw_change_id":483678,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:16:46+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2016-05-30) on 2022-01-20 and available on 2022-01-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned ASNs before reissuing them, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":483678,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:23:55+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2016-05-30) on 2022-01-20 and available on 2022-01-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned ASNs before reissuing them, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":483678,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:05+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2016-05-30) on 2022-01-20 and available on 2022-01-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned ASNs before reissuing them, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":483678,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:13:30+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2016-05-30) on 2022-01-20 and available on 2022-01-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, but its statistics have released returned ASNs a year after the removal or later since 2014, so the tracker estimates the hold ends on 2023-01-20. That is what APNIC has done, not a rule it states. This does not confirm availability."}],"2d91974f328cef74":[{"raw_change_id":38398,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:37:03+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Md. Moniruzzaman Mamun (APNIC) to Muhammad Majibur Rahman  (APNIC) on 2022-01-03 09:36 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38398,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:58+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Md. Moniruzzaman Mamun (APNIC) to Muhammad Majibur Rahman  (APNIC) on 2022-01-03 09:36 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38398,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:09+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Md. Moniruzzaman Mamun (APNIC) to Muhammad Majibur Rahman  (APNIC) on 2022-01-03 09:36 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38398,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:44+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Md. Moniruzzaman Mamun (APNIC) to Muhammad Majibur Rahman  (APNIC) on 2022-01-03 09:36 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"eee4714acae89c1c":[{"raw_change_id":348046,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:18:38+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-05-30 and allocated (dated 2016-05-30) on 2016-05-31. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":348046,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:08+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-05-30 and allocated (dated 2016-05-30) on 2016-05-31. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":348046,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:42+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-05-30 and allocated (dated 2016-05-30) on 2016-05-31. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":348046,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:55+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-05-30 and allocated (dated 2016-05-30) on 2016-05-31. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."}]},"arin_statistics_now":{"status":"not listed"}}