{"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":"134.199.54.0 - 134.199.57.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/134.199.54.0-134.199.57.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2025-01-10)"},"current_holder":{"rir":"ARIN","org":"Core Transit LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":38350,"date":"2025-01-10T13:31:52Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Mitel Networks Corporation","recipient_org":"Core Transit LLC","range":"134.199.54.0/24","log":"ARIN"},{"id":38351,"date":"2025-01-10T13:31:52Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Mitel Networks Corporation","recipient_org":"Core Transit LLC","range":"134.199.55.0/24","log":"ARIN"},{"id":38352,"date":"2025-01-10T13:31:52Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Mitel Networks Corporation","recipient_org":"Core Transit LLC","range":"134.199.56.0/24","log":"ARIN"},{"id":38349,"date":"2025-01-10T13:31:52Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Mitel Networks Corporation","recipient_org":"Core Transit LLC","range":"134.199.57.0/24","log":"ARIN"},{"id":18773,"date":"2019-09-06T15:55:00Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Mitel Corporation","recipient_org":"Mitel Networks Corporation","range":"134.199.0.0/16","log":"ARIN"}],"events":[{"event_id":"96d08830796bcd5b","registry":"ARIN","report_date":"2025-01-10","source":"arin_issued","raw_action":"ADD","raw_line":"Add 134.199.54.0-134.199.57.255","resource_type":"ipv4","resource":"134.199.54.0 - 134.199.57.255","start":"134.199.54.0","end":"134.199.57.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Mitel Networks Corporation","recipient_organization":"Core Transit LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:19+00:00","page":"https://rirtracker.com/ip/134.199.54.0-134.199.57.255/#e-96d08830796bcd5b","report_page":"https://rirtracker.com/arin/reports/2025-01-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/134.199.54.0-134.199.57.255.json","explanation":"ARIN's transfer log records a transfer from Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-01-10 13:31 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/2025-January/005872.html","retrieved_at":"2026-10-12T18:42:52+00:00","summary":"ARIN-Issued report for 2025-01-10: \"Add 134.199.54.0-134.199.57.255\""},{"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 2025-01-10 13:31 UTC, Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN); resources moved: 134.199.57.0/24"},{"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 2025-01-10 13:31 UTC, Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN); resources moved: 134.199.54.0/24"},{"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 2025-01-10 13:31 UTC, Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN); resources moved: 134.199.55.0/24"},{"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 2025-01-10 13:31 UTC, Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN); resources moved: 134.199.56.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250109.gz","retrieved_at":"2026-10-12T23:52:45+00:00","summary":"ARIN delegated statistics 2025-01-09 (produced 2025-01-09T14:01:06+00:00), before the report: allocated (dated 1989-07-13)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250111.gz","retrieved_at":"2026-10-12T23:53:01+00:00","summary":"ARIN delegated statistics 2025-01-11 (produced 2025-01-11T14:01:07+00:00), after the report: allocated (dated 2025-01-10)"}]}],"classification_history":{"96d08830796bcd5b":[{"raw_change_id":191515,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:04:51+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-01-10 13:31 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":191515,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:54+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-01-10 13:31 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":191515,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:47+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-01-10 13:31 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":191515,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:19+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Mitel Networks Corporation (ARIN) to Core Transit LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-01-10 13:31 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 2025-01-10)"}}