{"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":"103.161.138.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/103.161.138.0-103.161.139.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2021-01-11)"},"current_holder":{"rir":"APNIC","org":"ChangLian Network Technology Co., Limited","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":131482,"date":"2026-01-19T04:28:21Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Shanghai Ruisu Network Technology Co., Ltd","recipient_org":"ChangLian Network Technology Co., Limited","range":"103.161.138.0/23","log":"APNIC"}],"events":[{"event_id":"d4392dc9b2986ae8","registry":"APNIC","report_date":"2026-01-19","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"103.161.138.0/23","start":"103.161.138.0","end":"103.161.139.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Shanghai Ruisu Network Technology Co., Ltd","recipient_organization":"ChangLian Network Technology Co., Limited","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:00+00:00","page":"https://rirtracker.com/ip/103.161.138.0-103.161.139.255/#e-d4392dc9b2986ae8","report_page":"https://rirtracker.com/apnic/reports/2026-01-19/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.161.138.0-103.161.139.255.json","observed":"Transfer: Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC)","explanation":"APNIC's transfer log records a transfer from Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC) on 2026-01-19 04:28 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 2026-01-19 04:28 UTC, Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC); resources moved: 103.161.138.0/23"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2026/delegated-apnic-extended-20260119.gz","retrieved_at":"2026-10-12T16:15:50+00:00","summary":"APNIC delegated statistics 2026-01-19, before the change: assigned (dated 2021-01-11)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2026/delegated-apnic-extended-20260120.gz","retrieved_at":"2026-10-12T16:15:54+00:00","summary":"APNIC delegated statistics 2026-01-20, after the change: allocated (dated 2021-01-11)"}]},{"event_id":"2dcd0ac63432f032","registry":"APNIC","report_date":"2021-01-11","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"103.161.138.0/23","start":"103.161.138.0","end":"103.161.139.255","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 APNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:11:42+00:00","page":"https://rirtracker.com/ip/103.161.138.0-103.161.139.255/#e-2dcd0ac63432f032","report_page":"https://rirtracker.com/apnic/reports/2021-01-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.161.138.0-103.161.139.255.json","observed":"103.161.138.0/23 available on 2021-01-11, assigned on 2021-01-12","explanation":"No transfer record matches. APNIC's statistics show it available on 2021-01-11 and assigned (dated 2021-01-11) on 2021-01-12. 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/2021/delegated-apnic-extended-20210112.gz","retrieved_at":"2026-10-12T23:35:56+00:00","summary":"Found by comparing APNIC's daily statistics: 103.161.138.0/23 available on 2021-01-11, assigned on 2021-01-12"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210111.gz","retrieved_at":"2026-10-12T23:35:53+00:00","summary":"APNIC delegated statistics 2021-01-11, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210112.gz","retrieved_at":"2026-10-12T23:35:56+00:00","summary":"APNIC delegated statistics 2021-01-12, after the change: assigned (dated 2021-01-11)"}]}],"classification_history":{"d4392dc9b2986ae8":[{"raw_change_id":22123,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.2.0","classified_at":"2026-10-12T17:43:07+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC) on 2026-01-19 04:28 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":22123,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-12T18:23:02+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC) on 2026-01-19 04:28 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":22123,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:22+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC) on 2026-01-19 04:28 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":22123,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:28+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC) on 2026-01-19 04:28 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":22123,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:00+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Shanghai Ruisu Network Technology Co., Ltd (APNIC) to ChangLian Network Technology Co., Limited (APNIC) on 2026-01-19 04:28 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"2dcd0ac63432f032":[{"raw_change_id":462117,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:06:35+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2021-01-11 and assigned (dated 2021-01-11) on 2021-01-12. 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":462117,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:22:31+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2021-01-11 and assigned (dated 2021-01-11) on 2021-01-12. 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":462117,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:06:35+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2021-01-11 and assigned (dated 2021-01-11) on 2021-01-12. 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":462117,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:11:42+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2021-01-11 and assigned (dated 2021-01-11) on 2021-01-12. 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"}}