{"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":"216.21.216.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/216.21.216.0-216.21.223.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-03-13)"},"current_holder":{"rir":"ARIN","org":"ORANGE COUNTY FIBER LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":25416,"date":"2021-09-02T20:39:26Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"NetsurfUSA, Inc.","recipient_org":"ORANGE COUNTY FIBER LLC","range":"216.21.216.0/21","log":"ARIN"},{"id":17117,"date":"2019-03-13T14:35:19Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Adknowledge, Inc.","recipient_org":"NetsurfUSA, Inc.","range":"216.21.216.0/21","log":"ARIN"}],"events":[{"event_id":"5b962c4b25c120d4","registry":"ARIN","report_date":"2021-09-02","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"216.21.216.0/21","start":"216.21.216.0","end":"216.21.223.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"NetsurfUSA, Inc.","recipient_organization":"ORANGE COUNTY FIBER LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:57+00:00","page":"https://rirtracker.com/ip/216.21.216.0-216.21.223.255/#e-5b962c4b25c120d4","report_page":"https://rirtracker.com/arin/reports/2021-09-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.21.216.0-216.21.223.255.json","observed":"Merger/acquisition: NetsurfUSA, Inc. (ARIN) to ORANGE COUNTY FIBER LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from NetsurfUSA, Inc. (ARIN) to ORANGE COUNTY FIBER LLC (ARIN) on 2021-09-02 20:39 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","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: MERGER_ACQUISITION on 2021-09-02 20:39 UTC, NetsurfUSA, Inc. (ARIN) to ORANGE COUNTY FIBER LLC (ARIN); resources moved: 216.21.216.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210901.gz","retrieved_at":"2026-10-12T22:48:12+00:00","summary":"ARIN delegated statistics 2021-09-01 (produced 2021-09-01T14:00:14+00:00), before the report: allocated (dated 2019-03-13)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210903.gz","retrieved_at":"2026-10-12T22:48:17+00:00","summary":"ARIN delegated statistics 2021-09-03 (produced 2021-09-03T14:00:15+00:00), after the report: allocated (dated 2019-03-13)"}]},{"event_id":"3a0d4490b298ee64","registry":"ARIN","report_date":"2019-03-13","source":"arin_issued","raw_action":"ADD","raw_line":"Add 216.21.216.0-216.21.223.255","resource_type":"ipv4","resource":"216.21.216.0/21","start":"216.21.216.0","end":"216.21.223.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Adknowledge, Inc.","recipient_organization":"NetsurfUSA, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:27+00:00","page":"https://rirtracker.com/ip/216.21.216.0-216.21.223.255/#e-3a0d4490b298ee64","report_page":"https://rirtracker.com/arin/reports/2019-03-13/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.21.216.0-216.21.223.255.json","piece_of":{"resource":"216.21.208.0/20","page":"https://rirtracker.com/ip/216.21.208.0-216.21.223.255/"},"explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to NetsurfUSA, Inc. (ARIN) on 2019-03-13 14:35 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/2019-March/003745.html","retrieved_at":"2026-10-12T18:40:24+00:00","summary":"ARIN-Issued report for 2019-03-13: \"Add 216.21.216.0-216.21.223.255\""},{"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 2019-03-13 14:35 UTC, Adknowledge, Inc. (ARIN) to NetsurfUSA, Inc. (ARIN); resources moved: 216.21.216.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190312.gz","retrieved_at":"2026-10-12T22:01:41+00:00","summary":"ARIN delegated statistics 2019-03-12 (produced 2019-03-12T05:00:17+00:00), before the report: allocated (dated 2003-07-30)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190314.gz","retrieved_at":"2026-10-12T22:01:46+00:00","summary":"ARIN delegated statistics 2019-03-14 (produced 2019-03-14T05:00:16+00:00), after the report: allocated (dated 2019-03-13)"}]}],"classification_history":{"5b962c4b25c120d4":[{"raw_change_id":563757,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:57+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from NetsurfUSA, Inc. (ARIN) to ORANGE COUNTY FIBER LLC (ARIN) on 2021-09-02 20:39 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}],"3a0d4490b298ee64":[{"raw_change_id":159002,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:43:52+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to NetsurfUSA, Inc. (ARIN) on 2019-03-13 14:35 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159002,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:30+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to NetsurfUSA, Inc. (ARIN) on 2019-03-13 14:35 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159002,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:13+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to NetsurfUSA, Inc. (ARIN) on 2019-03-13 14:35 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159002,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:27+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to NetsurfUSA, Inc. (ARIN) on 2019-03-13 14:35 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 2019-03-13)"}}