{"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":"146.88.200.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/146.88.200.0-146.88.207.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1991-01-28)"},"current_holder":{"rir":"APNIC","org":null,"how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":130122,"date":"2025-04-22T01:42:48Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Xinwei (Cambodia) Telecom Co. Ltd","recipient_org":"Mega Truenet Communication Co., Ltd.","range":"146.88.204.0/23","log":"APNIC"},{"id":129919,"date":"2025-01-10T05:22:05Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Xinwei (Cambodia) Telecom Co. Ltd","recipient_org":"Mega Truenet Communication Co., Ltd.","range":"146.88.200.0/23","log":"APNIC"},{"id":6101,"date":"2015-11-02T16:22:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"National Radio Astronomy Observatory","recipient_org":null,"range":"146.88.200.0/21","log":"ARIN"},{"id":124288,"date":"2015-11-02T03:16:57Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"NRAO-2","recipient_org":"Xinwei (Cambodia) Telecom Co. Ltd","range":"146.88.200.0/21","log":"APNIC"}],"events":[{"event_id":"b596f285b8051496","registry":"ARIN","report_date":"2015-11-02","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"146.88.200.0/21","start":"146.88.200.0","end":"146.88.207.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"National Radio Astronomy Observatory","recipient_organization":null,"inventory_effect":"Transferred out of ARIN administration; not offered to ARIN applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:28+00:00","page":"https://rirtracker.com/ip/146.88.200.0-146.88.207.255/#e-b596f285b8051496","report_page":"https://rirtracker.com/arin/reports/2015-11-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/146.88.200.0-146.88.207.255.json","observed":"146.88.200.0/21 assigned on 2015-11-02, not listed on 2015-11-03","same_transfer_as":"6b4eea9f9b55026e","explanation":"ARIN's transfer log records a transfer from National Radio Astronomy Observatory (ARIN) to an unnamed organization (APNIC) on 2015-11-02 16:22 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20151103.gz","retrieved_at":"2026-10-12T21:01:05+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 146.88.200.0/21 assigned on 2015-11-02, not listed on 2015-11-03"},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2015-11-02 16:22 UTC, National Radio Astronomy Observatory (ARIN) to (no name) (APNIC); resources moved: 146.88.200.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20151101.gz","retrieved_at":"2026-10-12T21:01:00+00:00","summary":"ARIN delegated statistics 2015-11-01 (produced 2015-11-01T05:04:58+00:00), before the report: assigned (dated 1991-01-28)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2015/delegated-arin-extended-20151103.gz","retrieved_at":"2026-10-12T21:01:05+00:00","summary":"ARIN delegated statistics 2015-11-03 (produced 2015-11-03T06:04:19+00:00), after the report: not listed"}]},{"event_id":"6b4eea9f9b55026e","registry":"APNIC","report_date":"2015-11-02","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"146.88.200.0/21","start":"146.88.200.0","end":"146.88.207.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"NRAO-2","recipient_organization":"Xinwei (Cambodia) Telecom Co. Ltd","inventory_effect":"Transferred into APNIC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:31+00:00","page":"https://rirtracker.com/ip/146.88.200.0-146.88.207.255/#e-6b4eea9f9b55026e","report_page":"https://rirtracker.com/apnic/reports/2015-11-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/146.88.200.0-146.88.207.255.json","observed":"Transfer: NRAO-2 (ARIN) to Xinwei (Cambodia) Telecom Co. Ltd (APNIC)","same_transfer_as":"b596f285b8051496","explanation":"APNIC's transfer log records a transfer from NRAO-2 (ARIN) to Xinwei (Cambodia) Telecom Co. Ltd (APNIC) on 2015-11-02 03:16 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance.","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 2015-11-02 03:16 UTC, NRAO-2 (ARIN) to Xinwei (Cambodia) Telecom Co. Ltd (APNIC); resources moved: 146.88.200.0/21"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2015/delegated-apnic-extended-20151102.gz","retrieved_at":"2026-10-12T21:26:58+00:00","summary":"APNIC delegated statistics 2015-11-02, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2015/delegated-apnic-extended-20151103.gz","retrieved_at":"2026-10-12T21:27:01+00:00","summary":"APNIC delegated statistics 2015-11-03, after the change: allocated (dated 1991-01-28)"}]}],"classification_history":{"b596f285b8051496":[{"raw_change_id":309996,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:00:18+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from National Radio Astronomy Observatory (ARIN) to an unnamed organization (APNIC) on 2015-11-02 16:22 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":309996,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:14:04+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from National Radio Astronomy Observatory (ARIN) to an unnamed organization (APNIC) on 2015-11-02 16:22 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":309996,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:57:29+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from National Radio Astronomy Observatory (ARIN) to an unnamed organization (APNIC) on 2015-11-02 16:22 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":309996,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:28+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from National Radio Astronomy Observatory (ARIN) to an unnamed organization (APNIC) on 2015-11-02 16:22 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."}],"6b4eea9f9b55026e":[{"raw_change_id":33136,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:34:52+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NRAO-2 (ARIN) to Xinwei (Cambodia) Telecom Co. Ltd (APNIC) on 2015-11-02 03:16 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":33136,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:48+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NRAO-2 (ARIN) to Xinwei (Cambodia) Telecom Co. Ltd (APNIC) on 2015-11-02 03:16 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":33136,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:57+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NRAO-2 (ARIN) to Xinwei (Cambodia) Telecom Co. Ltd (APNIC) on 2015-11-02 03:16 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":33136,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:31+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from NRAO-2 (ARIN) to Xinwei (Cambodia) Telecom Co. Ltd (APNIC) on 2015-11-02 03:16 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"status":"not listed"}}