{"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":"199.87.244.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/199.87.244.0-199.87.247.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-11-18)"},"current_holder":{"rir":"ARIN","org":"PostageApp","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":19344,"date":"2019-11-18T19:30:18Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"THE WORKING GROUP INC.","recipient_org":"PostageApp","range":"199.87.244.0/22","log":"ARIN"}],"events":[{"event_id":"aefec49c1250927e","registry":"ARIN","report_date":"2019-11-18","source":"arin_issued","raw_action":"ADD","raw_line":"Add 199.87.244.0-199.87.247.255","resource_type":"ipv4","resource":"199.87.244.0/22","start":"199.87.244.0","end":"199.87.247.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"THE WORKING GROUP INC.","recipient_organization":"PostageApp","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:39+00:00","page":"https://rirtracker.com/ip/199.87.244.0-199.87.247.255/#e-aefec49c1250927e","report_page":"https://rirtracker.com/arin/reports/2019-11-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/199.87.244.0-199.87.247.255.json","explanation":"ARIN's transfer log records a transfer from THE WORKING GROUP INC. (ARIN) to PostageApp (ARIN) on 2019-11-18 19:30 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-November/003994.html","retrieved_at":"2026-10-12T18:40:41+00:00","summary":"ARIN-Issued report for 2019-11-18: \"Add 199.87.244.0-199.87.247.255\""},{"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 2019-11-18 19:30 UTC, THE WORKING GROUP INC. (ARIN) to PostageApp (ARIN); resources moved: 199.87.244.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191117.gz","retrieved_at":"2026-10-12T22:14:31+00:00","summary":"ARIN delegated statistics 2019-11-17 (produced 2019-11-17T15:00:13+00:00), before the report: assigned (dated 2011-02-03)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191119.gz","retrieved_at":"2026-10-12T22:14:36+00:00","summary":"ARIN delegated statistics 2019-11-19 (produced 2019-11-19T15:00:13+00:00), after the report: allocated (dated 2019-11-18)"}]},{"event_id":"23ec878763c17b36","registry":"ARIN","report_date":"2011-02-03","source":"arin_issued","raw_action":"ADD","raw_line":"Add 199.87.244.0-199.87.247.255","resource_type":"ipv4","resource":"199.87.244.0/22","start":"199.87.244.0","end":"199.87.247.255","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/199.87.244.0-199.87.247.255/#e-23ec878763c17b36","report_page":"https://rirtracker.com/arin/reports/2011-02-03/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/199.87.244.0-199.87.247.255.json","explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-02-02 and assigned (dated 2011-02-03) on 2011-02-04. (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/000780.html","retrieved_at":"2026-10-12T18:36:59+00:00","summary":"ARIN-Issued report for 2011-02-03: \"Add 199.87.244.0-199.87.247.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110202.gz","retrieved_at":"2026-10-12T19:15:59+00:00","summary":"ARIN delegated statistics 2011-02-02, before the report: not issued"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20110204.gz","retrieved_at":"2026-10-12T19:16:04+00:00","summary":"ARIN delegated statistics 2011-02-04, after the report: assigned (dated 2011-02-03)"}]}],"classification_history":{"aefec49c1250927e":[{"raw_change_id":162311,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:46:12+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from THE WORKING GROUP INC. (ARIN) to PostageApp (ARIN) on 2019-11-18 19:30 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":162311,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:39+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from THE WORKING GROUP INC. (ARIN) to PostageApp (ARIN) on 2019-11-18 19:30 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":162311,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:23+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from THE WORKING GROUP INC. (ARIN) to PostageApp (ARIN) on 2019-11-18 19:30 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":162311,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:39+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from THE WORKING GROUP INC. (ARIN) to PostageApp (ARIN) on 2019-11-18 19:30 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"23ec878763c17b36":[{"raw_change_id":122647,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:13:18+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2011-02-02 and assigned (dated 2011-02-03) on 2011-02-04. (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":122647,"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 2011-02-02 and assigned (dated 2011-02-03) on 2011-02-04. (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":122647,"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 2011-02-02 and assigned (dated 2011-02-03) on 2011-02-04. (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":122647,"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 2011-02-02 and assigned (dated 2011-02-03) on 2011-02-04. (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 2019-11-18)"}}