{"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":"199.255.143.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/199.255.143.0-199.255.143.255/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 2010-05-24)"},"current_holder":{"rir":"RIPE NCC","org":"HireRight, Ltd","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":98240,"date":"2023-09-26T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"HireRight, Ltd","range":"199.255.143.0/24","log":"RIPE NCC"},{"id":33100,"date":"2023-09-26T14:05:57Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":"HireRight LLC","recipient_org":"HireRight, Ltd","range":"199.255.143.0/24","log":"ARIN"},{"id":10900,"date":"2017-09-12T18:44:03Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Altegrity, Inc.","recipient_org":"HireRight Inc.","range":"199.255.140.0/22","log":"ARIN"}],"events":[{"event_id":"3eebc1a4658e3ea7","registry":"ARIN","report_date":"2023-09-26","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"199.255.143.0/24","start":"199.255.143.0","end":"199.255.143.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":"HireRight LLC","recipient_organization":"HireRight, Ltd","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":"2026-10-14T00:19:10+00:00","page":"https://rirtracker.com/ip/199.255.143.0-199.255.143.255/#e-3eebc1a4658e3ea7","report_page":"https://rirtracker.com/arin/reports/2023-09-26/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/199.255.143.0-199.255.143.255.json","observed":"Transfer: HireRight LLC (ARIN) to HireRight, Ltd (RIPE NCC)","piece_of":{"resource":"199.255.140.0/22","page":"https://rirtracker.com/ip/199.255.140.0-199.255.143.255/"},"same_transfer_as":"a3476871f34caa39","explanation":"ARIN's transfer log records a transfer from HireRight LLC (ARIN) to HireRight, Ltd (RIPE NCC) on 2023-09-26 14:05 UTC: it left ARIN for the RIPE NCC. It is not a new allocation and is not offered to ARIN applicants.","evidence":[{"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 2023-09-26 14:05 UTC, HireRight LLC (ARIN) to HireRight, Ltd (RIPE NCC); resources moved: 199.255.143.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230925.gz","retrieved_at":"2026-10-12T23:27:41+00:00","summary":"ARIN delegated statistics 2023-09-25 (produced 2023-09-25T13:00:12+00:00), before the report: allocated (dated 2010-05-24)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230927.gz","retrieved_at":"2026-10-12T23:27:46+00:00","summary":"ARIN delegated statistics 2023-09-27 (produced 2023-09-27T13:00:12+00:00), after the report: not listed"}]},{"event_id":"a3476871f34caa39","registry":"RIPE NCC","report_date":"2023-09-26","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"199.255.143.0/24","start":"199.255.143.0","end":"199.255.143.255","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":"HireRight, Ltd","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":"2026-10-13T23:49:40+00:00","page":"https://rirtracker.com/ip/199.255.143.0-199.255.143.255/#e-a3476871f34caa39","report_page":"https://rirtracker.com/ripe/reports/2023-09-26/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/199.255.143.0-199.255.143.255.json","observed":"Transfer: (no name) (ARIN) to HireRight, Ltd (RIPE NCC)","same_transfer_as":"3eebc1a4658e3ea7","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HireRight, Ltd (RIPE NCC) on 2023-09-26 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 2023-09-26 19:00 UTC, (no name) (ARIN) to HireRight, Ltd (RIPE NCC); resources moved: 199.255.143.0/24"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230925.bz2","retrieved_at":"2026-10-13T00:12:32+00:00","summary":"RIPE NCC delegated statistics 2023-09-25 (produced 2023-09-25T21:59:59+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230926.bz2","retrieved_at":"2026-10-13T00:12:57+00:00","summary":"RIPE NCC delegated statistics 2023-09-26 (produced 2023-09-26T21:59:59+00:00), after the change: assigned (dated 2010-05-24)"}]}],"classification_history":{"3eebc1a4658e3ea7":[{"raw_change_id":569254,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:10+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from HireRight LLC (ARIN) to HireRight, Ltd (RIPE NCC) on 2023-09-26 14:05 UTC: it left ARIN for the RIPE NCC. It is not a new allocation and is not offered to ARIN applicants."}],"a3476871f34caa39":[{"raw_change_id":98721,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:02:08+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HireRight, Ltd (RIPE NCC) on 2023-09-26 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":98721,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:23+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HireRight, Ltd (RIPE NCC) on 2023-09-26 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":98721,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:46:50+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HireRight, Ltd (RIPE NCC) on 2023-09-26 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":98721,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:40+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HireRight, Ltd (RIPE NCC) on 2023-09-26 19:00 UTC: it came to the RIPE NCC from ARIN. 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