{"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":"103.200.72.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/103.200.72.0-103.200.73.255/","statistics_now":{"registry":"ARIN","status":"reserved"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[{"resource_type":"ipv4","start_key":"00000000000000000000000067c84800","end_key":"00000000000000000000000067c849ff","captured_at":"2026-11-11T18:22:10+00:00","reason":"24h","authoritative_rir":"ARIN","rdap_url":"https://rdap.apnic.net/ip/103.200.72.0","error":"not registered (RDAP 404)"},{"resource_type":"ipv4","start_key":"00000000000000000000000067c84800","end_key":"00000000000000000000000067c849ff","captured_at":"2026-11-10T18:21:58+00:00","reason":"first","authoritative_rir":"ARIN","rdap_url":"https://rdap.apnic.net/ip/103.200.72.0","error":"not registered (RDAP 404)"}],"transfers":[{"id":128497,"date":"2023-04-12T02:50:43Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"NIXI/SAARTHISOFTWARE","recipient_org":"GDMSC","range":"103.200.72.0/23","log":"APNIC"},{"id":31236,"date":"2023-04-11T16:09:51Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED","recipient_org":"General Dynamics Mission Systems - Canada","range":"103.200.72.0/23","log":"ARIN"}],"events":[{"event_id":"898df16d62a53837","registry":"ARIN","report_date":"2026-11-09","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"103.200.72.0/23","start":"103.200.72.0","end":"103.200.73.255","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":true,"classifier_version":"1.4.0","classified_at":"2026-11-10T18:27:02+00:00","page":"https://rirtracker.com/ip/103.200.72.0-103.200.73.255/#e-898df16d62a53837","report_page":"https://rirtracker.com/arin/reports/2026-11-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.200.72.0-103.200.73.255.json","observed":"103.200.72.0/23 allocated on 2026-11-09, reserved on 2026-11-10","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_days":60,"estimated_hold_end":"2027-01-08","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it allocated (dated 2023-04-11) on 2026-11-08 and reserved on 2026-11-10. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2027-01-08. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20261110","retrieved_at":"2026-11-10T18:17:13+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 103.200.72.0/23 allocated on 2026-11-09, reserved on 2026-11-10"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20261108","retrieved_at":"2026-11-08T18:17:14+00:00","summary":"ARIN delegated statistics 2026-11-08 (produced 2026-11-08T14:00:21+00:00), before the report: allocated (dated 2023-04-11)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20261110","retrieved_at":"2026-11-10T18:17:13+00:00","summary":"ARIN delegated statistics 2026-11-10 (produced 2026-11-10T14:00:21+00:00), after the report: reserved"}]},{"event_id":"816bf21b858d0bd9","registry":"APNIC","report_date":"2023-04-12","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"103.200.72.0/23","start":"103.200.72.0","end":"103.200.73.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"NIXI/SAARTHISOFTWARE","recipient_organization":"GDMSC","inventory_effect":"Transferred out of APNIC administration; not offered to APNIC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:47+00:00","page":"https://rirtracker.com/ip/103.200.72.0-103.200.73.255/#e-816bf21b858d0bd9","report_page":"https://rirtracker.com/apnic/reports/2023-04-12/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.200.72.0-103.200.73.255.json","observed":"Transfer: NIXI/SAARTHISOFTWARE (APNIC) to GDMSC (ARIN)","piece_of":{"resource":"103.200.72.0/22","page":"https://rirtracker.com/ip/103.200.72.0-103.200.75.255/"},"same_transfer_as":"f0358e381a5bbd17","explanation":"APNIC's transfer log records a transfer from NIXI/SAARTHISOFTWARE (APNIC) to GDMSC (ARIN) on 2023-04-12 02:50 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants.","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 2023-04-12 02:50 UTC, NIXI/SAARTHISOFTWARE (APNIC) to GDMSC (ARIN); resources moved: 103.200.72.0/23"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20230412.gz","retrieved_at":"2026-10-13T00:37:42+00:00","summary":"APNIC delegated statistics 2023-04-12, before the change: assigned (dated 2015-11-13)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20230413.gz","retrieved_at":"2026-10-13T00:37:45+00:00","summary":"APNIC delegated statistics 2023-04-13, after the change: not listed"}]},{"event_id":"f0358e381a5bbd17","registry":"ARIN","report_date":"2023-04-11","source":"arin_issued","raw_action":"ADD","raw_line":"Add 103.200.72.0-103.200.73.255","resource_type":"ipv4","resource":"103.200.72.0/23","start":"103.200.72.0","end":"103.200.73.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED","recipient_organization":"General Dynamics Mission Systems - Canada","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:40+00:00","page":"https://rirtracker.com/ip/103.200.72.0-103.200.73.255/#e-f0358e381a5bbd17","report_page":"https://rirtracker.com/arin/reports/2023-04-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.200.72.0-103.200.73.255.json","same_transfer_as":"816bf21b858d0bd9","explanation":"ARIN's transfer log records a transfer from SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED (APNIC) to General Dynamics Mission Systems - Canada (ARIN) on 2023-04-11 16:09 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2023-April/005233.html","retrieved_at":"2026-10-12T18:42:08+00:00","summary":"ARIN-Issued report for 2023-04-11: \"Add 103.200.72.0-103.200.73.255\""},{"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 2023-04-11 16:09 UTC, SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED (APNIC) to General Dynamics Mission Systems - Canada (ARIN); resources moved: 103.200.72.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230410.gz","retrieved_at":"2026-10-12T23:18:49+00:00","summary":"ARIN delegated statistics 2023-04-10 (produced 2023-04-10T13:00:11+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230412.gz","retrieved_at":"2026-10-12T23:18:54+00:00","summary":"ARIN delegated statistics 2023-04-12 (produced 2023-04-12T13:00:10+00:00), after the report: allocated (dated 2023-04-11)"}]}],"classification_history":{"898df16d62a53837":[{"raw_change_id":580137,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-11-10T18:27:02+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it allocated (dated 2023-04-11) on 2026-11-08 and reserved on 2026-11-10. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 space for 60 days before reissuing it, so the estimated hold end is 2027-01-08. This does not confirm availability."}],"816bf21b858d0bd9":[{"raw_change_id":39658,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:37:36+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NIXI/SAARTHISOFTWARE (APNIC) to GDMSC (ARIN) on 2023-04-12 02:50 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":39658,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:01+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NIXI/SAARTHISOFTWARE (APNIC) to GDMSC (ARIN) on 2023-04-12 02:50 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":39658,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:12+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from NIXI/SAARTHISOFTWARE (APNIC) to GDMSC (ARIN) on 2023-04-12 02:50 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":39658,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:47+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from NIXI/SAARTHISOFTWARE (APNIC) to GDMSC (ARIN) on 2023-04-12 02:50 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."}],"f0358e381a5bbd17":[{"raw_change_id":181195,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:58:53+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED (APNIC) to General Dynamics Mission Systems - Canada (ARIN) on 2023-04-11 16:09 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":181195,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:26+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED (APNIC) to General Dynamics Mission Systems - Canada (ARIN) on 2023-04-11 16:09 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":181195,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:15+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED (APNIC) to General Dynamics Mission Systems - Canada (ARIN) on 2023-04-11 16:09 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":181195,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:40+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from SAARTHI SOFTWARE TECHNOLOGIES PRIVATE LIMITED (APNIC) to General Dynamics Mission Systems - Canada (ARIN) on 2023-04-11 16:09 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"status":"reserved"}}