{"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":"199.87.208.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/199.87.208.0-199.87.215.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2017-11-16), allocated (dated 2017-12-01), allocated (dated 2017-12-12), allocated (dated 2017-12-14), allocated (dated 2017-12-22), reserved"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[{"id":11697,"date":"2017-12-22T16:27:24Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Senex Hosting Solutions LLC","recipient_org":"Russell Sigler, Inc.","range":"199.87.215.0/24","log":"ARIN"},{"id":11670,"date":"2017-12-14T20:12:11Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Senex Hosting Solutions LLC","recipient_org":"Dendreon Pharmaceuticals LLC","range":"199.87.212.0/24","log":"ARIN"},{"id":11648,"date":"2017-12-12T21:21:20Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Senex Hosting Solutions LLC","recipient_org":"LPGA","range":"199.87.214.0/24","log":"ARIN"},{"id":11625,"date":"2017-12-12T16:59:44Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Senex Hosting Solutions LLC","recipient_org":"Sage Intacct Inc","range":"199.87.209.0/24","log":"ARIN"},{"id":11530,"date":"2017-12-01T14:45:38Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Senex Hosting Solutions LLC","recipient_org":"Niagara Frontier Transportation Authority","range":"199.87.213.0/24","log":"ARIN"},{"id":11389,"date":"2017-11-16T18:17:25Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Senex Hosting Solutions LLC","recipient_org":"Shock Hosting LLC","range":"199.87.210.0/23","log":"ARIN"},{"id":11237,"date":"2017-10-30T19:26:07Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Medical Hosting Systems","recipient_org":"Senex Hosting Solutions LLC","range":"199.87.208.0/21","log":"ARIN"}],"events":[{"event_id":"b63c3456e559aa14","registry":"ARIN","report_date":"2017-10-30","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"199.87.208.0/21","start":"199.87.208.0","end":"199.87.215.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Medical Hosting Systems","recipient_organization":"Senex Hosting Solutions LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:32+00:00","page":"https://rirtracker.com/ip/199.87.208.0-199.87.215.255/#e-b63c3456e559aa14","report_page":"https://rirtracker.com/arin/reports/2017-10-30/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/199.87.208.0-199.87.215.255.json","observed":"Merger/acquisition: Medical Hosting Systems (ARIN) to Senex Hosting Solutions LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Medical Hosting Systems (ARIN) to Senex Hosting Solutions LLC (ARIN) on 2017-10-30 19:26 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 2017-10-30 19:26 UTC, Medical Hosting Systems (ARIN) to Senex Hosting Solutions LLC (ARIN); resources moved: 199.87.208.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20171029.gz","retrieved_at":"2026-10-12T21:36:36+00:00","summary":"ARIN delegated statistics 2017-10-29 (produced 2017-10-29T05:11:12+00:00), before the report: assigned (dated 2011-02-02)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20171031.gz","retrieved_at":"2026-10-12T21:36:40+00:00","summary":"ARIN delegated statistics 2017-10-31 (produced 2017-10-31T05:10:37+00:00), after the report: assigned (dated 2011-02-02)"}]},{"event_id":"ecb04492b3ce29e2","registry":"ARIN","report_date":"2011-02-02","source":"arin_issued","raw_action":"ADD","raw_line":"Add 199.87.208.0-199.87.215.255","resource_type":"ipv4","resource":"199.87.208.0/21","start":"199.87.208.0","end":"199.87.215.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:51+00:00","page":"https://rirtracker.com/ip/199.87.208.0-199.87.215.255/#e-ecb04492b3ce29e2","report_page":"https://rirtracker.com/arin/reports/2011-02-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/199.87.208.0-199.87.215.255.json","explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-02-01 and assigned (dated 2011-02-02) on 2011-02-03. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2011-February/000779.html","retrieved_at":"2026-10-12T18:36:59+00:00","summary":"ARIN-Issued report for 2011-02-02: \"Add 199.87.208.0-199.87.215.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110201.gz","retrieved_at":"2026-10-12T19:15:57+00:00","summary":"ARIN delegated statistics 2011-02-01, before the report: not issued"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110203.gz","retrieved_at":"2026-10-12T19:16:01+00:00","summary":"ARIN delegated statistics 2011-02-03, after the report: assigned (dated 2011-02-02)"}]}],"classification_history":{"b63c3456e559aa14":[{"raw_change_id":553274,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:32+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Medical Hosting Systems (ARIN) to Senex Hosting Solutions LLC (ARIN) on 2017-10-30 19:26 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."}],"ecb04492b3ce29e2":[{"raw_change_id":122628,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:13:17+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-02-01 and assigned (dated 2011-02-02) on 2011-02-03. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":122628,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:18+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-02-01 and assigned (dated 2011-02-02) on 2011-02-03. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":122628,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:52+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-02-01 and assigned (dated 2011-02-02) on 2011-02-03. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":122628,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:51+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-02-01 and assigned (dated 2011-02-02) on 2011-02-03. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2017-11-16), allocated (dated 2017-12-01), allocated (dated 2017-12-12), allocated (dated 2017-12-14), allocated (dated 2017-12-22), reserved"}}