{"classifier_version":"1.0.0","generated":"2026-10-09T21:19:22+00:00","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by the American Registry for Internet Numbers (ARIN), the Number Resource Organization (NRO), or any 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":"87.87.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/87.87.0.0-87.87.255.255/","arin_statistics_now":{"file_date":"2026-10-09","status":"allocated (dated 2026-03-02)"},"current_holder":{"rir":"ARIN","org":"GTT Americas, LLC","how":"ARIN's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":43042,"date":"2026-03-02T14:44:33Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"GTT - EMEA Ltd.","recipient_org":"GTT Americas, LLC","range":"87.87.0.0/16"}],"events":[{"event_id":"f29c25a9327e6fc9","report_date":"2026-03-02","source":"arin_issued","raw_action":"ADD","raw_line":"Add 87.87.0.0-87.87.255.255","resource_type":"ipv4","resource":"87.87.0.0/16","start":"87.87.0.0","end":"87.87.255.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"GTT - EMEA Ltd.","recipient_organization":"GTT Americas, LLC","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:18+00:00","page":"https://rirtracker.com/ip/87.87.0.0-87.87.255.255/#e-f29c25a9327e6fc9","evidence_url":"https://rirtracker.com/api/v1/events/f29c25a9327e6fc9.json","explanation":"ARIN's transfer log records a transfer from GTT - EMEA Ltd. (RIPE NCC) to GTT Americas, LLC (ARIN) on 2026-03-02 14:44 UTC: it came to ARIN from RIPE NCC. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2026-March/006288.html","retrieved_at":"2026-10-09T18:53:56+00:00","summary":"ARIN-Issued report for 2026-03-02: \"Add 87.87.0.0-87.87.255.255\""},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-09T18:54:15+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2026-03-02 14:44 UTC, GTT - EMEA Ltd. (RIPE NCC) to GTT Americas, LLC (ARIN); resources moved: 87.87.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260301","retrieved_at":"2026-10-09T18:57:25+00:00","summary":"ARIN delegated statistics 2026-03-01 (produced 2026-03-01T14:00:49+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260303","retrieved_at":"2026-10-09T18:57:32+00:00","summary":"ARIN delegated statistics 2026-03-03 (produced 2026-03-03T14:00:51+00:00), after the report: allocated (dated 2026-03-02)"}]}],"classification_history":{"f29c25a9327e6fc9":[{"raw_change_id":977,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:18+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from GTT - EMEA Ltd. (RIPE NCC) to GTT Americas, LLC (ARIN) on 2026-03-02 14:44 UTC: it came to ARIN from RIPE NCC. It was already issued by another registry, so this is not a new issuance."}]}}