{"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":"185.251.172.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/185.251.172.0-185.251.175.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2018-03-23)"},"current_holder":{"rir":"APNIC","org":null,"how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":73152,"date":"2020-10-26T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"APNIC","source_org":"Olena Yakimets","recipient_org":null,"range":"185.251.172.0/22","log":"RIPE NCC"},{"id":126765,"date":"2020-10-26T05:46:38Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"APNIC","source_org":"ua-olena-yakimets","recipient_org":"Aldford Network Solutions Limited","range":"185.251.172.0/22","log":"APNIC"}],"events":[{"event_id":"e87bc752bb14d806","registry":"RIPE NCC","report_date":"2020-10-26","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"185.251.172.0/22","start":"185.251.172.0","end":"185.251.175.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of the RIPE NCC","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"APNIC","source_organization":"Olena Yakimets","recipient_organization":null,"inventory_effect":"Transferred out of RIPE NCC administration; not offered to RIPE NCC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:21+00:00","page":"https://rirtracker.com/ip/185.251.172.0-185.251.175.255/#e-e87bc752bb14d806","report_page":"https://rirtracker.com/ripe/reports/2020-10-26/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.251.172.0-185.251.175.255.json","observed":"Transfer: Olena Yakimets (RIPE NCC) to (no name) (APNIC)","same_transfer_as":"13e6997067bd72a1","explanation":"The RIPE NCC's transfer log records a transfer from Olena Yakimets (RIPE NCC) to an unnamed organization (APNIC) on 2020-10-26 19:00 UTC: it left the RIPE NCC for APNIC. It is not a new allocation and is not offered to RIPE NCC applicants.","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 2020-10-26 19:00 UTC, Olena Yakimets (RIPE NCC) to (no name) (APNIC); resources moved: 185.251.172.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2020/delegated-ripencc-extended-20201025.bz2","retrieved_at":"2026-10-12T22:52:54+00:00","summary":"RIPE NCC delegated statistics 2020-10-25 (produced 2020-10-25T22:59:59+00:00), before the change: allocated (dated 2018-03-23)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2020/delegated-ripencc-extended-20201026.bz2","retrieved_at":"2026-10-12T22:52:57+00:00","summary":"RIPE NCC delegated statistics 2020-10-26 (produced 2020-10-26T22:59:59+00:00), after the change: not listed"}]},{"event_id":"13e6997067bd72a1","registry":"APNIC","report_date":"2020-10-26","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"185.251.172.0/22","start":"185.251.172.0","end":"185.251.175.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into APNIC","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"APNIC","source_organization":"ua-olena-yakimets","recipient_organization":"Aldford Network Solutions Limited","inventory_effect":"Transferred into APNIC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:40+00:00","page":"https://rirtracker.com/ip/185.251.172.0-185.251.175.255/#e-13e6997067bd72a1","report_page":"https://rirtracker.com/apnic/reports/2020-10-26/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.251.172.0-185.251.175.255.json","observed":"Transfer: ua-olena-yakimets (RIPE NCC) to Aldford Network Solutions Limited (APNIC)","same_transfer_as":"e87bc752bb14d806","explanation":"APNIC's transfer log records a transfer from ua-olena-yakimets (RIPE NCC) to Aldford Network Solutions Limited (APNIC) on 2020-10-26 05:46 UTC: it came to APNIC from the RIPE NCC. 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 2020-10-26 05:46 UTC, ua-olena-yakimets (RIPE NCC) to Aldford Network Solutions Limited (APNIC); resources moved: 185.251.172.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201026.gz","retrieved_at":"2026-10-12T23:30:25+00:00","summary":"APNIC delegated statistics 2020-10-26, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201027.gz","retrieved_at":"2026-10-12T23:30:29+00:00","summary":"APNIC delegated statistics 2020-10-27, after the change: allocated (dated 2018-03-23)"}]},{"event_id":"abe3be4289acb31c","registry":"RIPE NCC","report_date":"2018-03-23","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"185.251.172.0/22","start":"185.251.172.0","end":"185.251.175.255","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 RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:58+00:00","page":"https://rirtracker.com/ip/185.251.172.0-185.251.175.255/#e-abe3be4289acb31c","report_page":"https://rirtracker.com/ripe/reports/2018-03-23/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.251.172.0-185.251.175.255.json","observed":"185.251.172.0/22 available on 2018-03-22, allocated on 2018-03-23","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-22 and allocated (dated 2018-03-23) on 2018-03-23. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180323.bz2","retrieved_at":"2026-10-12T21:41:17+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.251.172.0/22 available on 2018-03-22, allocated on 2018-03-23"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180322.bz2","retrieved_at":"2026-10-12T21:41:14+00:00","summary":"RIPE NCC delegated statistics 2018-03-22 (produced 2018-03-22T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180323.bz2","retrieved_at":"2026-10-12T21:41:17+00:00","summary":"RIPE NCC delegated statistics 2018-03-23 (produced 2018-03-23T22:59:59+00:00), after the change: allocated (dated 2018-03-23)"}]}],"classification_history":{"e87bc752bb14d806":[{"raw_change_id":73020,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:51:32+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Olena Yakimets (RIPE NCC) to an unnamed organization (APNIC) on 2020-10-26 19:00 UTC: it left the RIPE NCC for APNIC. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":73020,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:19+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Olena Yakimets (RIPE NCC) to an unnamed organization (APNIC) on 2020-10-26 19:00 UTC: it left the RIPE NCC for APNIC. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":73020,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:39+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Olena Yakimets (RIPE NCC) to an unnamed organization (APNIC) on 2020-10-26 19:00 UTC: it left the RIPE NCC for APNIC. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":73020,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:21+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Olena Yakimets (RIPE NCC) to an unnamed organization (APNIC) on 2020-10-26 19:00 UTC: it left the RIPE NCC for APNIC. It is not a new allocation and is not offered to RIPE NCC applicants."}],"13e6997067bd72a1":[{"raw_change_id":36924,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:28+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ua-olena-yakimets (RIPE NCC) to Aldford Network Solutions Limited (APNIC) on 2020-10-26 05:46 UTC: it came to APNIC from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":36924,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:55+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ua-olena-yakimets (RIPE NCC) to Aldford Network Solutions Limited (APNIC) on 2020-10-26 05:46 UTC: it came to APNIC from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":36924,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:05+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ua-olena-yakimets (RIPE NCC) to Aldford Network Solutions Limited (APNIC) on 2020-10-26 05:46 UTC: it came to APNIC from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":36924,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:40+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from ua-olena-yakimets (RIPE NCC) to Aldford Network Solutions Limited (APNIC) on 2020-10-26 05:46 UTC: it came to APNIC from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."}],"abe3be4289acb31c":[{"raw_change_id":349308,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:19:13+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-22 and allocated (dated 2018-03-23) on 2018-03-23. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":349308,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:11+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-22 and allocated (dated 2018-03-23) on 2018-03-23. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":349308,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:46+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-22 and allocated (dated 2018-03-23) on 2018-03-23. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":349308,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:58+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-22 and allocated (dated 2018-03-23) on 2018-03-23. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}