{"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":"103.31.16.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/103.31.16.0-103.31.17.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2012-11-20)"},"current_holder":{"rir":"APNIC","org":"HKBN Enterprise Solutions HK Limited","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":125892,"date":"2018-09-28T02:47:23Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"CITIMOBILE LIMITED","recipient_org":"HKBN Enterprise Solutions HK Limited","range":"103.31.16.0/23","log":"APNIC"}],"events":[{"event_id":"7a68cf7c05c4ec11","registry":"APNIC","report_date":"2018-09-28","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"103.31.16.0/23","start":"103.31.16.0","end":"103.31.17.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"CITIMOBILE LIMITED","recipient_organization":"HKBN Enterprise Solutions HK Limited","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:37+00:00","page":"https://rirtracker.com/ip/103.31.16.0-103.31.17.255/#e-7a68cf7c05c4ec11","report_page":"https://rirtracker.com/apnic/reports/2018-09-28/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.31.16.0-103.31.17.255.json","observed":"Transfer: CITIMOBILE LIMITED (APNIC) to HKBN Enterprise Solutions HK Limited (APNIC)","explanation":"APNIC's transfer log records a transfer from CITIMOBILE LIMITED (APNIC) to HKBN Enterprise Solutions HK Limited (APNIC) on 2018-09-28 02:47 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 2018-09-28 02:47 UTC, CITIMOBILE LIMITED (APNIC) to HKBN Enterprise Solutions HK Limited (APNIC); resources moved: 103.31.16.0/23"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2018/delegated-apnic-extended-20180928.gz","retrieved_at":"2026-10-12T22:37:19+00:00","summary":"APNIC delegated statistics 2018-09-28, before the change: allocated (dated 2012-11-20)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2018/delegated-apnic-extended-20180929.gz","retrieved_at":"2026-10-12T22:37:23+00:00","summary":"APNIC delegated statistics 2018-09-29, after the change: allocated (dated 2012-11-20)"}]}],"classification_history":{"7a68cf7c05c4ec11":[{"raw_change_id":35510,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:50+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from CITIMOBILE LIMITED (APNIC) to HKBN Enterprise Solutions HK Limited (APNIC) on 2018-09-28 02:47 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":35510,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:52+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from CITIMOBILE LIMITED (APNIC) to HKBN Enterprise Solutions HK Limited (APNIC) on 2018-09-28 02:47 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":35510,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:02+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from CITIMOBILE LIMITED (APNIC) to HKBN Enterprise Solutions HK Limited (APNIC) on 2018-09-28 02:47 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":35510,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:37+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from CITIMOBILE LIMITED (APNIC) to HKBN Enterprise Solutions HK Limited (APNIC) on 2018-09-28 02:47 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}