{"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":"23.90.192.0/18","resource_type":"ipv4","page":"https://rirtracker.com/ip/23.90.192.0-23.90.255.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2013-08-21)"},"current_holder":{"rir":"RIPE NCC","org":"UNYC SAS","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":68724,"date":"2020-02-10T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"UNYC SAS","range":"23.90.192.0/18","log":"RIPE NCC"},{"id":19999,"date":"2020-02-10T12:11:17Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":"Siftlogic LLC","recipient_org":"unyc SAS","range":"23.90.192.0/18","log":"ARIN"}],"events":[{"event_id":"7df8db1abd03bdaa","registry":"RIPE NCC","report_date":"2020-02-10","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"23.90.192.0/18","start":"23.90.192.0","end":"23.90.255.255","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":"UNYC SAS","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":"2026-10-13T23:48:07+00:00","page":"https://rirtracker.com/ip/23.90.192.0-23.90.255.255/#e-7df8db1abd03bdaa","report_page":"https://rirtracker.com/ripe/reports/2020-02-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/23.90.192.0-23.90.255.255.json","observed":"Transfer: (no name) (ARIN) to UNYC SAS (RIPE NCC)","same_transfer_as":"2afea276d4c6fe3c","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to UNYC SAS (RIPE NCC) on 2020-02-10 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 2020-02-10 19:00 UTC, (no name) (ARIN) to UNYC SAS (RIPE NCC); resources moved: 23.90.192.0/18"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2020/delegated-ripencc-extended-20200209.bz2","retrieved_at":"2026-10-12T22:30:32+00:00","summary":"RIPE NCC delegated statistics 2020-02-09 (produced 2020-02-09T22:59:59+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2020/delegated-ripencc-extended-20200210.bz2","retrieved_at":"2026-10-12T22:30:35+00:00","summary":"RIPE NCC delegated statistics 2020-02-10 (produced 2020-02-10T22:59:59+00:00), after the change: allocated (dated 2013-08-21)"}]},{"event_id":"2afea276d4c6fe3c","registry":"ARIN","report_date":"2020-02-09","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"23.90.192.0/18","start":"23.90.192.0","end":"23.90.255.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":"Siftlogic LLC","recipient_organization":"unyc SAS","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":"2026-10-14T00:06:31+00:00","page":"https://rirtracker.com/ip/23.90.192.0-23.90.255.255/#e-2afea276d4c6fe3c","report_page":"https://rirtracker.com/arin/reports/2020-02-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/23.90.192.0-23.90.255.255.json","observed":"23.90.192.0/18 assigned on 2020-02-09, not listed on 2020-02-10","same_transfer_as":"7df8db1abd03bdaa","explanation":"ARIN's transfer log records a transfer from Siftlogic LLC (ARIN) to unyc SAS (RIPE NCC) on 2020-02-10 12:11 UTC: it left ARIN for the RIPE NCC. 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/2020/delegated-arin-extended-20200210.gz","retrieved_at":"2026-10-12T22:18:54+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 23.90.192.0/18 assigned on 2020-02-09, not listed on 2020-02-10"},{"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 2020-02-10 12:11 UTC, Siftlogic LLC (ARIN) to unyc SAS (RIPE NCC); resources moved: 23.90.192.0/18"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200208.gz","retrieved_at":"2026-10-12T22:18:49+00:00","summary":"ARIN delegated statistics 2020-02-08 (produced 2020-02-08T15:00:13+00:00), before the report: assigned (dated 2013-08-21)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200210.gz","retrieved_at":"2026-10-12T22:18:54+00:00","summary":"ARIN delegated statistics 2020-02-10 (produced 2020-02-10T15:00:13+00:00), after the report: not listed"}]},{"event_id":"9d5bbceb11806540","registry":"ARIN","report_date":"2013-08-21","source":"arin_issued","raw_action":"ADD","raw_line":"Add 23.90.192.0-23.90.255.255","resource_type":"ipv4","resource":"23.90.192.0/18","start":"23.90.192.0","end":"23.90.255.255","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":"2026-10-13T23:51:07+00:00","page":"https://rirtracker.com/ip/23.90.192.0-23.90.255.255/#e-9d5bbceb11806540","report_page":"https://rirtracker.com/arin/reports/2013-08-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/23.90.192.0-23.90.255.255.json","explanation":"No transfer record matches. ARIN's statistics show it available on 2013-08-20 and assigned (dated 2013-08-21) on 2013-08-22. 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/2013-August/001714.html","retrieved_at":"2026-10-12T18:38:03+00:00","summary":"ARIN-Issued report for 2013-08-21: \"Add 23.90.192.0-23.90.255.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-extended-20130820.gz","retrieved_at":"2026-10-12T20:03:26+00:00","summary":"ARIN delegated statistics 2013-08-20 (produced 2013-08-20T05:04:32+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-extended-20130822.gz","retrieved_at":"2026-10-12T20:03:31+00:00","summary":"ARIN delegated statistics 2013-08-22 (produced 2013-08-22T05:04:29+00:00), after the report: assigned (dated 2013-08-21)"}]}],"classification_history":{"7df8db1abd03bdaa":[{"raw_change_id":68443,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:49:31+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to UNYC SAS (RIPE NCC) on 2020-02-10 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":68443,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:08+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to UNYC SAS (RIPE NCC) on 2020-02-10 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":68443,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:26+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to UNYC SAS (RIPE NCC) on 2020-02-10 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":68443,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:07+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to UNYC SAS (RIPE NCC) on 2020-02-10 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."}],"2afea276d4c6fe3c":[{"raw_change_id":388794,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:34:34+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Siftlogic LLC (ARIN) to unyc SAS (RIPE NCC) on 2020-02-10 12:11 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":388794,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:18:17+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Siftlogic LLC (ARIN) to unyc SAS (RIPE NCC) on 2020-02-10 12:11 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":388794,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T15:02:02+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Siftlogic LLC (ARIN) to unyc SAS (RIPE NCC) on 2020-02-10 12:11 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":388794,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:06:31+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Siftlogic LLC (ARIN) to unyc SAS (RIPE NCC) on 2020-02-10 12:11 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."}],"9d5bbceb11806540":[{"raw_change_id":130024,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:22:00+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2013-08-20 and assigned (dated 2013-08-21) on 2013-08-22. 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":130024,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:30+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2013-08-20 and assigned (dated 2013-08-21) on 2013-08-22. 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":130024,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:06+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2013-08-20 and assigned (dated 2013-08-21) on 2013-08-22. 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":130024,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:07+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2013-08-20 and assigned (dated 2013-08-21) on 2013-08-22. 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"}}