{"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":"128.106.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/128.106.0.0-128.106.255.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1986-02-05)"},"current_holder":{"rir":"APNIC","org":"SingNet Private Limited (SINGNET-SG)","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":7831,"date":"2016-09-21T15:08:43Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"SRI International","recipient_org":"SingNet Private Limited (SINGNET-SG)","range":"128.106.0.0/16","log":"ARIN"},{"id":124732,"date":"2016-09-21T05:39:18Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"SRIINT-6","recipient_org":"SingNet Pte Ltd","range":"128.106.0.0/16","log":"APNIC"}],"events":[{"event_id":"f7f685b22ebf4d79","registry":"ARIN","report_date":"2016-09-21","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"128.106.0.0/16","start":"128.106.0.0","end":"128.106.255.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"SRI International","recipient_organization":"SingNet Private Limited (SINGNET-SG)","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":"2026-10-14T00:02:19+00:00","page":"https://rirtracker.com/ip/128.106.0.0-128.106.255.255/#e-f7f685b22ebf4d79","report_page":"https://rirtracker.com/arin/reports/2016-09-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/128.106.0.0-128.106.255.255.json","observed":"128.106.0.0/16 assigned on 2016-09-21, not listed on 2016-09-22","same_transfer_as":"02f51ec354df9277","explanation":"ARIN's transfer log records a transfer from SRI International (ARIN) to SingNet Private Limited (SINGNET-SG) (APNIC) on 2016-09-21 15:08 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/2016/delegated-arin-extended-20160922.gz","retrieved_at":"2026-10-12T21:16:42+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 128.106.0.0/16 assigned on 2016-09-21, not listed on 2016-09-22"},{"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 2016-09-21 15:08 UTC, SRI International (ARIN) to SingNet Private Limited (SINGNET-SG) (APNIC); resources moved: 128.106.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160920.gz","retrieved_at":"2026-10-12T21:16:37+00:00","summary":"ARIN delegated statistics 2016-09-20 (produced 2016-09-20T05:10:06+00:00), before the report: assigned (dated 1986-02-05)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160922.gz","retrieved_at":"2026-10-12T21:16:42+00:00","summary":"ARIN delegated statistics 2016-09-22 (produced 2016-09-22T05:09:03+00:00), after the report: not listed"}]},{"event_id":"02f51ec354df9277","registry":"APNIC","report_date":"2016-09-21","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"128.106.0.0/16","start":"128.106.0.0","end":"128.106.255.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"SRIINT-6","recipient_organization":"SingNet 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":"2026-10-13T23:46:33+00:00","page":"https://rirtracker.com/ip/128.106.0.0-128.106.255.255/#e-02f51ec354df9277","report_page":"https://rirtracker.com/apnic/reports/2016-09-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/128.106.0.0-128.106.255.255.json","observed":"Transfer: SRIINT-6 (ARIN) to SingNet Pte Ltd (APNIC)","same_transfer_as":"f7f685b22ebf4d79","explanation":"APNIC's transfer log records a transfer from SRIINT-6 (ARIN) to SingNet Pte Ltd (APNIC) on 2016-09-21 05:39 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 2016-09-21 05:39 UTC, SRIINT-6 (ARIN) to SingNet Pte Ltd (APNIC); resources moved: 128.106.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160921.gz","retrieved_at":"2026-10-12T21:47:54+00:00","summary":"APNIC delegated statistics 2016-09-21, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160922.gz","retrieved_at":"2026-10-12T21:47:57+00:00","summary":"APNIC delegated statistics 2016-09-22, after the change: allocated (dated 1986-02-05)"}]}],"classification_history":{"f7f685b22ebf4d79":[{"raw_change_id":323177,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:06:19+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SRI International (ARIN) to SingNet Private Limited (SINGNET-SG) (APNIC) on 2016-09-21 15:08 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":323177,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:14:47+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SRI International (ARIN) to SingNet Private Limited (SINGNET-SG) (APNIC) on 2016-09-21 15:08 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":323177,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:58:16+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SRI International (ARIN) to SingNet Private Limited (SINGNET-SG) (APNIC) on 2016-09-21 15:08 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":323177,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:02:19+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from SRI International (ARIN) to SingNet Private Limited (SINGNET-SG) (APNIC) on 2016-09-21 15:08 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."}],"02f51ec354df9277":[{"raw_change_id":33899,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:09+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from SRIINT-6 (ARIN) to SingNet Pte Ltd (APNIC) on 2016-09-21 05:39 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":33899,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:49+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from SRIINT-6 (ARIN) to SingNet Pte Ltd (APNIC) on 2016-09-21 05:39 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":33899,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:58+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from SRIINT-6 (ARIN) to SingNet Pte Ltd (APNIC) on 2016-09-21 05:39 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":33899,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:33+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from SRIINT-6 (ARIN) to SingNet Pte Ltd (APNIC) on 2016-09-21 05:39 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"}}