{"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":"207.166.44.0 - 207.166.48.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/207.166.44.0-207.166.48.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2016-12-01)"},"current_holder":{"rir":"ARIN","org":"Placer County Office of Education","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":8294,"date":"2016-12-01T18:59:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Sacramento County Office of Education","recipient_org":"Placer County Office of Education","range":"207.166.44.0/24","log":"ARIN"},{"id":8295,"date":"2016-12-01T18:59:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Sacramento County Office of Education","recipient_org":"Placer County Office of Education","range":"207.166.45.0/24","log":"ARIN"},{"id":8296,"date":"2016-12-01T18:59:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Sacramento County Office of Education","recipient_org":"Placer County Office of Education","range":"207.166.46.0/24","log":"ARIN"},{"id":8297,"date":"2016-12-01T18:59:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Sacramento County Office of Education","recipient_org":"Placer County Office of Education","range":"207.166.47.0/24","log":"ARIN"},{"id":8298,"date":"2016-12-01T18:59:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Sacramento County Office of Education","recipient_org":"Placer County Office of Education","range":"207.166.48.0/24","log":"ARIN"},{"id":8293,"date":"2016-12-01T18:59:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Sacramento County Office of Education","recipient_org":"Placer County Office of Education","range":"207.166.44.0/22","log":"ARIN"}],"events":[{"event_id":"f4dd6254a7293ad2","registry":"ARIN","report_date":"2016-12-01","source":"arin_issued","raw_action":"ADD","raw_line":"Add 207.166.44.0-207.166.48.255","resource_type":"ipv4","resource":"207.166.44.0 - 207.166.48.255","start":"207.166.44.0","end":"207.166.48.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Sacramento County Office of Education","recipient_organization":"Placer County Office of Education","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:40+00:00","page":"https://rirtracker.com/ip/207.166.44.0-207.166.48.255/#e-f4dd6254a7293ad2","report_page":"https://rirtracker.com/arin/reports/2016-12-01/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/207.166.44.0-207.166.48.255.json","piece_of":{"resource":"207.166.0.0/18","page":"https://rirtracker.com/ip/207.166.0.0-207.166.63.255/"},"explanation":"ARIN's transfer log records a transfer from Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN), recorded as 6 transfer records that together cover exactly this range, on 2016-12-01 18:59 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2016-December/002912.html","retrieved_at":"2026-10-12T18:39:27+00:00","summary":"ARIN-Issued report for 2016-12-01: \"Add 207.166.44.0-207.166.48.255\""},{"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 2016-12-01 18:59 UTC, Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN); resources moved: 207.166.44.0/22"},{"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 2016-12-01 18:59 UTC, Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN); resources moved: 207.166.44.0/24"},{"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 2016-12-01 18:59 UTC, Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN); resources moved: 207.166.45.0/24"},{"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 2016-12-01 18:59 UTC, Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN); resources moved: 207.166.46.0/24"},{"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 2016-12-01 18:59 UTC, Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN); resources moved: 207.166.47.0/24"},{"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 2016-12-01 18:59 UTC, Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN); resources moved: 207.166.48.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20161130.gz","retrieved_at":"2026-10-12T21:20:09+00:00","summary":"ARIN delegated statistics 2016-11-30 (produced 2016-11-30T06:09:11+00:00), before the report: allocated (dated 1996-07-03)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20161202.gz","retrieved_at":"2026-10-12T21:20:14+00:00","summary":"ARIN delegated statistics 2016-12-02 (produced 2016-12-02T06:09:09+00:00), after the report: assigned (dated 2016-12-01)"}]}],"classification_history":{"f4dd6254a7293ad2":[{"raw_change_id":146829,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:36:29+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN), recorded as 6 transfer records that together cover exactly this range, on 2016-12-01 18:59 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":146829,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:55+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN), recorded as 6 transfer records that together cover exactly this range, on 2016-12-01 18:59 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":146829,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:33+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN), recorded as 6 transfer records that together cover exactly this range, on 2016-12-01 18:59 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":146829,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:40+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Sacramento County Office of Education (ARIN) to Placer County Office of Education (ARIN), recorded as 6 transfer records that together cover exactly this range, on 2016-12-01 18:59 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2016-12-01)"}}