{"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":"203.28.171.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/203.28.171.0-203.28.171.255/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 1996-06-25)"},"current_holder":{"rir":"RIPE NCC","org":"ORG-SS1411-RIPE","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":130148,"date":"2025-04-30T01:43:37Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"JP Reis Pty Ltd","recipient_org":"ORG-SS1411-RIPE","range":"203.28.171.0/24","log":"APNIC"},{"id":112633,"date":"2025-04-29T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Swissdotnet SA","range":"203.28.171.0/24","log":"RIPE NCC"}],"events":[{"event_id":"fa8689eecc3b6c56","registry":"APNIC","report_date":"2025-04-30","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"203.28.171.0/24","start":"203.28.171.0","end":"203.28.171.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_organization":"JP Reis Pty Ltd","recipient_organization":"ORG-SS1411-RIPE","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":"2026-10-13T23:46:54+00:00","page":"https://rirtracker.com/ip/203.28.171.0-203.28.171.255/#e-fa8689eecc3b6c56","report_page":"https://rirtracker.com/apnic/reports/2025-04-30/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/203.28.171.0-203.28.171.255.json","observed":"Transfer: JP Reis Pty Ltd (APNIC) to ORG-SS1411-RIPE (RIPE NCC)","same_transfer_as":"39f39203e56cf441","explanation":"APNIC's transfer log records a transfer from JP Reis Pty Ltd (APNIC) to ORG-SS1411-RIPE (RIPE NCC) on 2025-04-30 01:43 UTC: it left APNIC for the RIPE NCC. 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 2025-04-30 01:43 UTC, JP Reis Pty Ltd (APNIC) to ORG-SS1411-RIPE (RIPE NCC); resources moved: 203.28.171.0/24"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2025/delegated-apnic-extended-20250430.gz","retrieved_at":"2026-10-13T01:35:45+00:00","summary":"APNIC delegated statistics 2025-04-30, before the change: assigned (dated 1996-06-25)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2025/delegated-apnic-extended-20250501.gz","retrieved_at":"2026-10-13T01:35:49+00:00","summary":"APNIC delegated statistics 2025-05-01, after the change: not listed"}]},{"event_id":"39f39203e56cf441","registry":"RIPE NCC","report_date":"2025-04-29","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"203.28.171.0/24","start":"203.28.171.0","end":"203.28.171.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into the RIPE NCC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"Swissdotnet 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":"2026-10-13T23:50:26+00:00","page":"https://rirtracker.com/ip/203.28.171.0-203.28.171.255/#e-39f39203e56cf441","report_page":"https://rirtracker.com/ripe/reports/2025-04-29/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/203.28.171.0-203.28.171.255.json","observed":"Transfer: (no name) (APNIC) to Swissdotnet SA (RIPE NCC)","same_transfer_as":"fa8689eecc3b6c56","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to Swissdotnet SA (RIPE NCC) on 2025-04-29 19:00 UTC: it came to the RIPE NCC from APNIC. 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 2025-04-29 19:00 UTC, (no name) (APNIC) to Swissdotnet SA (RIPE NCC); resources moved: 203.28.171.0/24"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20250428.bz2","retrieved_at":"2026-10-13T00:58:12+00:00","summary":"RIPE NCC delegated statistics 2025-04-28 (produced 2025-04-28T21:59:59+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20250429.bz2","retrieved_at":"2026-10-13T00:58:15+00:00","summary":"RIPE NCC delegated statistics 2025-04-29 (produced 2025-04-29T21:59:59+00:00), after the change: assigned (dated 1996-06-25)"}]}],"classification_history":{"fa8689eecc3b6c56":[{"raw_change_id":42290,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:38:49+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from JP Reis Pty Ltd (APNIC) to ORG-SS1411-RIPE (RIPE NCC) on 2025-04-30 01:43 UTC: it left APNIC for the RIPE NCC. 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It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":42290,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:54+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from JP Reis Pty Ltd (APNIC) to ORG-SS1411-RIPE (RIPE NCC) on 2025-04-30 01:43 UTC: it left APNIC for the RIPE NCC. It is not a new allocation and is not offered to APNIC applicants."}],"39f39203e56cf441":[{"raw_change_id":113402,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:08:34+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to Swissdotnet SA (RIPE NCC) on 2025-04-29 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":113402,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:59+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to Swissdotnet SA (RIPE NCC) on 2025-04-29 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":113402,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:30+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to Swissdotnet SA (RIPE NCC) on 2025-04-29 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":113402,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:26+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to Swissdotnet SA (RIPE NCC) on 2025-04-29 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"status":"not listed"}}