{"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":"AS397025","resource_type":"asn","page":"https://rirtracker.com/asn/397025/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2018-08-31)"},"current_holder":{"rir":"RIPE NCC","org":"Alstom Transport SA","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":113526,"date":"2025-06-17T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Alstom Transport SA","range":"AS397025","log":"RIPE NCC"},{"id":4573,"date":"2025-06-17T13:32:12Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":"Bombardier Inc.","recipient_org":"Alstom Transport SA","range":"AS397025","log":"ARIN"}],"events":[{"event_id":"3f911ef11cef2f84","registry":"ARIN","report_date":"2025-06-17","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS397025","resource_type":"asn","resource":"AS397025","start":397025,"end":397025,"classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":"Bombardier Inc.","recipient_organization":"Alstom Transport SA","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":"2026-10-13T23:54:30+00:00","page":"https://rirtracker.com/asn/397025/#e-3f911ef11cef2f84","report_page":"https://rirtracker.com/arin/reports/2025-06-17/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/397025.json","same_transfer_as":"c6fa1e36e0286dbb","explanation":"ARIN's transfer log records a transfer from Bombardier Inc. (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 13:32 UTC: it left ARIN for the RIPE NCC. ARIN-Issued lists it as \"Add\"; it is not a new allocation and is not offered to ARIN applicants.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2025-June/006030.html","retrieved_at":"2026-10-12T18:43:03+00:00","summary":"ARIN-Issued report for 2025-06-17: \"Add AS397025\""},{"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 2025-06-17 13:32 UTC, Bombardier Inc. (ARIN) to Alstom Transport SA (RIPE NCC); resources moved: AS397025"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250616.gz","retrieved_at":"2026-10-13T00:01:49+00:00","summary":"ARIN delegated statistics 2025-06-16 (produced 2025-06-16T13:01:13+00:00), before the report: assigned (dated 2018-08-31)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250618.gz","retrieved_at":"2026-10-13T00:01:54+00:00","summary":"ARIN delegated statistics 2025-06-18 (produced 2025-06-18T13:01:12+00:00), after the report: not listed"}]},{"event_id":"c6fa1e36e0286dbb","registry":"RIPE NCC","report_date":"2025-06-17","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS397025","start":397025,"end":397025,"classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into the RIPE NCC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"Alstom Transport SA","inventory_effect":"Transferred into RIPE NCC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:29+00:00","page":"https://rirtracker.com/asn/397025/#e-c6fa1e36e0286dbb","report_page":"https://rirtracker.com/ripe/reports/2025-06-17/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/397025.json","observed":"Transfer: (no name) (ARIN) to Alstom Transport SA (RIPE NCC)","same_transfer_as":"3f911ef11cef2f84","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2025-06-17 19:00 UTC, (no name) (ARIN) to Alstom Transport SA (RIPE NCC); resources moved: AS397025"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20250616.bz2","retrieved_at":"2026-10-13T01:01:46+00:00","summary":"RIPE NCC delegated statistics 2025-06-16 (produced 2025-06-16T21:59:59+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20250617.bz2","retrieved_at":"2026-10-13T01:02:10+00:00","summary":"RIPE NCC delegated statistics 2025-06-17 (produced 2025-06-17T21:59:59+00:00), after the change: allocated (dated 2018-08-31)"}]},{"event_id":"484b0caaa6aa8e0f","registry":"ARIN","report_date":"2018-08-31","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS397025","resource_type":"asn","resource":"AS397025","start":397025,"end":397025,"classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:16+00:00","page":"https://rirtracker.com/asn/397025/#e-484b0caaa6aa8e0f","report_page":"https://rirtracker.com/arin/reports/2018-08-31/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/397025.json","explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-30 and assigned (dated 2018-08-31) on 2018-09-01. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2018-August/003551.html","retrieved_at":"2026-10-12T18:40:10+00:00","summary":"ARIN-Issued report for 2018-08-31: \"Add AS397025\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180830.gz","retrieved_at":"2026-10-12T21:51:41+00:00","summary":"ARIN delegated statistics 2018-08-30 (produced 2018-08-30T05:00:15+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180901.gz","retrieved_at":"2026-10-12T21:51:53+00:00","summary":"ARIN delegated statistics 2018-09-01 (produced 2018-09-01T05:00:15+00:00), after the report: assigned (dated 2018-08-31)"}]}],"classification_history":{"3f911ef11cef2f84":[{"raw_change_id":194610,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:06:57+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Bombardier Inc. (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 13:32 UTC: it left ARIN for the RIPE NCC. ARIN-Issued lists it as \"Add\"; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":194610,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:02+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Bombardier Inc. (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 13:32 UTC: it left ARIN for the RIPE NCC. ARIN-Issued lists it as \"Add\"; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":194610,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:56+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Bombardier Inc. (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 13:32 UTC: it left ARIN for the RIPE NCC. ARIN-Issued lists it as \"Add\"; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":194610,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:30+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Bombardier Inc. (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 13:32 UTC: it left ARIN for the RIPE NCC. ARIN-Issued lists it as \"Add\"; it is not a new allocation and is not offered to ARIN applicants."}],"c6fa1e36e0286dbb":[{"raw_change_id":114297,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:08:58+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":114297,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:01+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":114297,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:33+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":114297,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:29+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Alstom Transport SA (RIPE NCC) on 2025-06-17 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."}],"484b0caaa6aa8e0f":[{"raw_change_id":156079,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:42:05+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-30 and assigned (dated 2018-08-31) on 2018-09-01. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":156079,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:22+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-30 and assigned (dated 2018-08-31) on 2018-09-01. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":156079,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:03+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-30 and assigned (dated 2018-08-31) on 2018-09-01. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":156079,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:16+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2018-08-30 and assigned (dated 2018-08-31) on 2018-09-01. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]},"arin_statistics_now":{"status":"not listed"}}