{"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":"169.138.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/169.138.0.0-169.138.255.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1994-11-08)"},"current_holder":{"rir":"APNIC","org":"Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP]","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":17865,"date":"2019-05-14T11:15:08Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"EXIDE TECHNOLOGIES","recipient_org":"Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP]","range":"169.138.0.0/16","log":"ARIN"},{"id":126136,"date":"2019-05-14T03:10:50Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"EXIDE","recipient_org":"Microsoft Singapore Pte. Ltd.","range":"169.138.0.0/16","log":"APNIC"},{"id":17337,"date":"2019-04-08T18:28:27Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"GNB Technologies","recipient_org":"EXIDE TECHNOLOGIES","range":"169.138.0.0/16","log":"ARIN"}],"events":[{"event_id":"1c221233d7c4a435","registry":"ARIN","report_date":"2019-05-14","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"169.138.0.0/16","start":"169.138.0.0","end":"169.138.255.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"EXIDE TECHNOLOGIES","recipient_organization":"Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP]","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":"2026-10-14T00:05:34+00:00","page":"https://rirtracker.com/ip/169.138.0.0-169.138.255.255/#e-1c221233d7c4a435","report_page":"https://rirtracker.com/arin/reports/2019-05-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/169.138.0.0-169.138.255.255.json","observed":"169.138.0.0/16 assigned on 2019-05-14, not listed on 2019-05-15","same_transfer_as":"9b10de2c5699c09d","explanation":"ARIN's transfer log records a transfer from EXIDE TECHNOLOGIES (ARIN) to Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP] (APNIC) on 2019-05-14 11:15 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/2019/delegated-arin-extended-20190515.gz","retrieved_at":"2026-10-12T22:05:04+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 169.138.0.0/16 assigned on 2019-05-14, not listed on 2019-05-15"},{"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 2019-05-14 11:15 UTC, EXIDE TECHNOLOGIES (ARIN) to Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP] (APNIC); resources moved: 169.138.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190513.gz","retrieved_at":"2026-10-12T22:04:59+00:00","summary":"ARIN delegated statistics 2019-05-13 (produced 2019-05-13T05:00:11+00:00), before the report: assigned (dated 1994-11-08)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190515.gz","retrieved_at":"2026-10-12T22:05:04+00:00","summary":"ARIN delegated statistics 2019-05-15 (produced 2019-05-15T05:00:13+00:00), after the report: not listed"}]},{"event_id":"9b10de2c5699c09d","registry":"APNIC","report_date":"2019-05-14","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"169.138.0.0/16","start":"169.138.0.0","end":"169.138.255.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"EXIDE","recipient_organization":"Microsoft Singapore Pte. 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":"2026-10-13T23:46:38+00:00","page":"https://rirtracker.com/ip/169.138.0.0-169.138.255.255/#e-9b10de2c5699c09d","report_page":"https://rirtracker.com/apnic/reports/2019-05-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/169.138.0.0-169.138.255.255.json","observed":"Transfer: EXIDE (ARIN) to Microsoft Singapore Pte. Ltd. (APNIC)","same_transfer_as":"1c221233d7c4a435","explanation":"APNIC's transfer log records a transfer from EXIDE (ARIN) to Microsoft Singapore Pte. Ltd. (APNIC) on 2019-05-14 03:10 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 2019-05-14 03:10 UTC, EXIDE (ARIN) to Microsoft Singapore Pte. Ltd. (APNIC); resources moved: 169.138.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20190514.gz","retrieved_at":"2026-10-12T22:52:32+00:00","summary":"APNIC delegated statistics 2019-05-14, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2019/delegated-apnic-extended-20190515.gz","retrieved_at":"2026-10-12T22:52:45+00:00","summary":"APNIC delegated statistics 2019-05-15, after the change: allocated (dated 1994-11-08)"}]},{"event_id":"5455bdbc9ef95648","registry":"ARIN","report_date":"2019-04-08","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"169.138.0.0/16","start":"169.138.0.0","end":"169.138.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"GNB Technologies","recipient_organization":"EXIDE TECHNOLOGIES","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:43+00:00","page":"https://rirtracker.com/ip/169.138.0.0-169.138.255.255/#e-5455bdbc9ef95648","report_page":"https://rirtracker.com/arin/reports/2019-04-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/169.138.0.0-169.138.255.255.json","observed":"Merger/acquisition: GNB Technologies (ARIN) to EXIDE TECHNOLOGIES (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from GNB Technologies (ARIN) to EXIDE TECHNOLOGIES (ARIN) on 2019-04-08 18:28 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","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: MERGER_ACQUISITION on 2019-04-08 18:28 UTC, GNB Technologies (ARIN) to EXIDE TECHNOLOGIES (ARIN); resources moved: 169.138.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190407.gz","retrieved_at":"2026-10-12T22:03:02+00:00","summary":"ARIN delegated statistics 2019-04-07 (produced 2019-04-07T05:00:11+00:00), before the report: assigned (dated 1994-11-08)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190409.gz","retrieved_at":"2026-10-12T22:03:07+00:00","summary":"ARIN delegated statistics 2019-04-09 (produced 2019-04-09T05:00:12+00:00), after the report: assigned (dated 1994-11-08)"}]}],"classification_history":{"1c221233d7c4a435":[{"raw_change_id":373874,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:29:57+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from EXIDE TECHNOLOGIES (ARIN) to Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP] (APNIC) on 2019-05-14 11:15 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":373874,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:17:29+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from EXIDE TECHNOLOGIES (ARIN) to Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP] (APNIC) on 2019-05-14 11:15 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":373874,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T15:01:10+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from EXIDE TECHNOLOGIES (ARIN) to Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP] (APNIC) on 2019-05-14 11:15 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":373874,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:34+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from EXIDE TECHNOLOGIES (ARIN) to Microsoft Singapore Pte. Ltd. [MICROSOFT-APNIC-AP] (APNIC) on 2019-05-14 11:15 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."}],"9b10de2c5699c09d":[{"raw_change_id":35835,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:58+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from EXIDE (ARIN) to Microsoft Singapore Pte. Ltd. (APNIC) on 2019-05-14 03:10 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35835,"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 EXIDE (ARIN) to Microsoft Singapore Pte. Ltd. (APNIC) on 2019-05-14 03:10 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35835,"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 EXIDE (ARIN) to Microsoft Singapore Pte. Ltd. (APNIC) on 2019-05-14 03:10 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":35835,"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 EXIDE (ARIN) to Microsoft Singapore Pte. Ltd. (APNIC) on 2019-05-14 03:10 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."}],"5455bdbc9ef95648":[{"raw_change_id":558188,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:43+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from GNB Technologies (ARIN) to EXIDE TECHNOLOGIES (ARIN) on 2019-04-08 18:28 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}]},"arin_statistics_now":{"status":"not listed"}}