{"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":"AS7721","resource_type":"asn","page":"https://rirtracker.com/asn/7721/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2022-01-12)"},"current_holder":{"rir":"APNIC","org":"Ningbo Dahuamao Information Technology Co Ltd","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":129883,"date":"2024-12-30T04:20:21Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Wuhan LSHIY Network Technology Co., Ltd.","recipient_org":"Ningbo Dahuamao Information Technology Co Ltd","range":"AS7721","log":"APNIC"}],"events":[{"event_id":"36c1a1497a73f38c","registry":"APNIC","report_date":"2024-12-30","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS7721","start":7721,"end":7721,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Wuhan LSHIY Network Technology Co., Ltd.","recipient_organization":"Ningbo Dahuamao Information Technology Co Ltd","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:52+00:00","page":"https://rirtracker.com/asn/7721/#e-36c1a1497a73f38c","report_page":"https://rirtracker.com/apnic/reports/2024-12-30/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/7721.json","observed":"Transfer: Wuhan LSHIY Network Technology Co., Ltd. (APNIC) to Ningbo Dahuamao Information Technology Co Ltd (APNIC)","explanation":"APNIC's transfer log records a transfer from Wuhan LSHIY Network Technology Co., Ltd. (APNIC) to Ningbo Dahuamao Information Technology Co Ltd (APNIC) on 2024-12-30 04:20 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 2024-12-30 04:20 UTC, Wuhan LSHIY Network Technology Co., Ltd. (APNIC) to Ningbo Dahuamao Information Technology Co Ltd (APNIC); resources moved: AS7721"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2024/delegated-apnic-extended-20241230.gz","retrieved_at":"2026-10-13T01:26:18+00:00","summary":"APNIC delegated statistics 2024-12-30, before the change: allocated (dated 2022-01-12)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2024/delegated-apnic-extended-20241231.gz","retrieved_at":"2026-10-13T01:26:21+00:00","summary":"APNIC delegated statistics 2024-12-31, after the change: allocated (dated 2022-01-12)"}]},{"event_id":"f38ce61f13889f0e","registry":"APNIC","report_date":"2022-01-12","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS7721","start":7721,"end":7721,"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":"2026-10-14T00:13:27+00:00","page":"https://rirtracker.com/asn/7721/#e-f38ce61f13889f0e","report_page":"https://rirtracker.com/apnic/reports/2022-01-12/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/7721.json","observed":"AS7721 available on 2022-01-12, allocated on 2022-01-13","explanation":"No transfer record matches. APNIC's statistics show it available on 2022-01-12 and allocated (dated 2022-01-12) on 2022-01-13. The tracker saw this range removed from registration on 2020-10-02 (AS7719-AS7721), so it appears to have been issued again from APNIC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220113.gz","retrieved_at":"2026-10-13T00:03:18+00:00","summary":"Found by comparing APNIC's daily statistics: AS7721 available on 2022-01-12, allocated on 2022-01-13"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220112.gz","retrieved_at":"2026-10-13T00:03:13+00:00","summary":"APNIC delegated statistics 2022-01-12, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220113.gz","retrieved_at":"2026-10-13T00:03:18+00:00","summary":"APNIC delegated statistics 2022-01-13, after the change: allocated (dated 2022-01-12)"}]}],"classification_history":{"36c1a1497a73f38c":[{"raw_change_id":41714,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:38:33+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Wuhan LSHIY Network Technology Co., Ltd. (APNIC) to Ningbo Dahuamao Information Technology Co Ltd (APNIC) on 2024-12-30 04:20 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":41714,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:05+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Wuhan LSHIY Network Technology Co., Ltd. (APNIC) to Ningbo Dahuamao Information Technology Co Ltd (APNIC) on 2024-12-30 04:20 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":41714,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:16+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Wuhan LSHIY Network Technology Co., Ltd. (APNIC) to Ningbo Dahuamao Information Technology Co Ltd (APNIC) on 2024-12-30 04:20 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":41714,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:52+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Wuhan LSHIY Network Technology Co., Ltd. (APNIC) to Ningbo Dahuamao Information Technology Co Ltd (APNIC) on 2024-12-30 04:20 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"f38ce61f13889f0e":[{"raw_change_id":482977,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:16:28+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2022-01-12 and allocated (dated 2022-01-12) on 2022-01-13. The tracker saw this range removed from registration on 2020-10-02 (AS7719-AS7721), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":482977,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:23:53+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2022-01-12 and allocated (dated 2022-01-12) on 2022-01-13. The tracker saw this range removed from registration on 2020-10-02 (AS7719-AS7721), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":482977,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:02+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2022-01-12 and allocated (dated 2022-01-12) on 2022-01-13. The tracker saw this range removed from registration on 2020-10-02 (AS7719-AS7721), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":482977,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:13:27+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2022-01-12 and allocated (dated 2022-01-12) on 2022-01-13. The tracker saw this range removed from registration on 2020-10-02 (AS7719-AS7721), so it appears to have been issued again from APNIC's pool."}]},"arin_statistics_now":{"status":"not listed"}}