{"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":"161.82.128.0/17","resource_type":"ipv4","page":"https://rirtracker.com/ip/161.82.128.0-161.82.255.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1992-06-22)"},"current_holder":{"rir":"APNIC","org":"Symphony Communication Plc.","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":18264,"date":"2019-06-18T14:42:01Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Wilson, Sonsini, Goodrich & Rosati, Professional Corporation","recipient_org":"Symphony Communication Plc.","range":"161.82.128.0/17","log":"ARIN"},{"id":126161,"date":"2019-06-18T05:08:09Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"WSGR","recipient_org":"Symphony Communication Public Company Limited","range":"161.82.128.0/17","log":"APNIC"}],"events":[{"event_id":"962b260ecb3260b1","registry":"ARIN","report_date":"2019-06-18","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"161.82.128.0/17","start":"161.82.128.0","end":"161.82.255.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"Wilson, Sonsini, Goodrich & Rosati, Professional Corporation","recipient_organization":"Symphony Communication Plc.","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":"2026-10-14T00:18:45+00:00","page":"https://rirtracker.com/ip/161.82.128.0-161.82.255.255/#e-962b260ecb3260b1","report_page":"https://rirtracker.com/arin/reports/2019-06-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/161.82.128.0-161.82.255.255.json","observed":"Transfer: Wilson, Sonsini, Goodrich & Rosati, Professional Corporation (ARIN) to Symphony Communication Plc. (APNIC)","piece_of":{"resource":"161.82.0.0/16","page":"https://rirtracker.com/ip/161.82.0.0-161.82.255.255/"},"same_transfer_as":"f22cc7325c661756","explanation":"ARIN's transfer log records a transfer from Wilson, Sonsini, Goodrich & Rosati, Professional Corporation (ARIN) to Symphony Communication Plc. (APNIC) on 2019-06-18 14:42 UTC: it left ARIN for APNIC. It is not a new allocation and is not offered to ARIN applicants.","evidence":[{"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 2019-06-18 14:42 UTC, Wilson, Sonsini, Goodrich & Rosati, Professional Corporation (ARIN) to Symphony Communication Plc. (APNIC); resources moved: 161.82.128.0/17"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190617.gz","retrieved_at":"2026-10-12T22:06:41+00:00","summary":"ARIN delegated statistics 2019-06-17 (produced 2019-06-17T14:00:18+00:00), before the report: assigned (dated 1992-06-22)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190619.gz","retrieved_at":"2026-10-12T22:06:46+00:00","summary":"ARIN delegated statistics 2019-06-19 (produced 2019-06-19T14:00:16+00:00), after the report: not listed"}]},{"event_id":"f22cc7325c661756","registry":"APNIC","report_date":"2019-06-18","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"161.82.128.0/17","start":"161.82.128.0","end":"161.82.255.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"WSGR","recipient_organization":"Symphony Communication Public Company Limited","inventory_effect":"Transferred into APNIC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:38+00:00","page":"https://rirtracker.com/ip/161.82.128.0-161.82.255.255/#e-f22cc7325c661756","report_page":"https://rirtracker.com/apnic/reports/2019-06-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/161.82.128.0-161.82.255.255.json","observed":"Transfer: WSGR (ARIN) to Symphony Communication Public Company Limited (APNIC)","same_transfer_as":"962b260ecb3260b1","explanation":"APNIC's transfer log records a transfer from WSGR (ARIN) to Symphony Communication Public Company Limited (APNIC) on 2019-06-18 05:08 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 2019-06-18 05:08 UTC, WSGR (ARIN) to Symphony Communication Public Company Limited (APNIC); resources moved: 161.82.128.0/17"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20190618.gz","retrieved_at":"2026-10-12T22:54:57+00:00","summary":"APNIC delegated statistics 2019-06-18, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20190619.gz","retrieved_at":"2026-10-12T22:55:00+00:00","summary":"APNIC delegated statistics 2019-06-19, after the change: allocated (dated 1992-06-22)"}]}],"classification_history":{"962b260ecb3260b1":[{"raw_change_id":558955,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:45+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Wilson, Sonsini, Goodrich & Rosati, Professional Corporation (ARIN) to Symphony Communication Plc. (APNIC) on 2019-06-18 14:42 UTC: it left ARIN for APNIC. It is not a new allocation and is not offered to ARIN applicants."}],"f22cc7325c661756":[{"raw_change_id":35870,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:59+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from WSGR (ARIN) to Symphony Communication Public Company Limited (APNIC) on 2019-06-18 05:08 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35870,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:53+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from WSGR (ARIN) to Symphony Communication Public Company Limited (APNIC) on 2019-06-18 05:08 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35870,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:03+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from WSGR (ARIN) to Symphony Communication Public Company Limited (APNIC) on 2019-06-18 05:08 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35870,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:38+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from WSGR (ARIN) to Symphony Communication Public Company Limited (APNIC) on 2019-06-18 05:08 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"}}