{"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":"AS55207","resource_type":"asn","page":"https://rirtracker.com/asn/55207/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2024-06-06)"},"current_holder":{"rir":"ARIN","org":"Incipio, LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":1298,"date":"2018-10-16T17:25:56Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Griffin Technology","recipient_org":"Incipio, LLC","range":"AS55207","log":"ARIN"}],"events":[{"event_id":"68a813d7026b41bc","registry":"ARIN","report_date":"2024-06-06","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS55207","resource_type":"asn","resource":"AS55207","start":55207,"end":55207,"classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","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":"2026-10-13T23:54:05+00:00","page":"https://rirtracker.com/asn/55207/#e-68a813d7026b41bc","report_page":"https://rirtracker.com/arin/reports/2024-06-06/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/55207.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. The tracker saw this range removed from registration on 2023-09-04 (AS55207), so it appears to have been issued again from ARIN's pool.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2024-June/005655.html","retrieved_at":"2026-10-12T18:42:38+00:00","summary":"ARIN-Issued report for 2024-06-06: \"Add AS55207\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240605.gz","retrieved_at":"2026-10-12T23:41:11+00:00","summary":"ARIN delegated statistics 2024-06-05 (produced 2024-06-05T13:00:47+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240607.gz","retrieved_at":"2026-10-12T23:41:16+00:00","summary":"ARIN delegated statistics 2024-06-07 (produced 2024-06-07T13:00:46+00:00), after the report: assigned (dated 2024-06-06)"}]},{"event_id":"636bd4613787b1ae","registry":"ARIN","report_date":"2024-06-06","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove AS55207","resource_type":"asn","resource":"AS55207","start":55207,"end":55207,"classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Part of the issuance reported the same day","inventory_effect_code":"PAIRED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:05+00:00","page":"https://rirtracker.com/asn/55207/#e-636bd4613787b1ae","report_page":"https://rirtracker.com/arin/reports/2024-06-06/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/55207.json","explanation":"ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS55207. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2024-June/005655.html","retrieved_at":"2026-10-12T18:42:38+00:00","summary":"ARIN-Issued report for 2024-06-06: \"Remove AS55207\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240605.gz","retrieved_at":"2026-10-12T23:41:11+00:00","summary":"ARIN delegated statistics 2024-06-05 (produced 2024-06-05T13:00:47+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240607.gz","retrieved_at":"2026-10-12T23:41:16+00:00","summary":"ARIN delegated statistics 2024-06-07 (produced 2024-06-07T13:00:46+00:00), after the report: assigned (dated 2024-06-06)"}]},{"event_id":"98a19a9e7b151d47","registry":"ARIN","report_date":"2023-09-04","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"asn","resource":"AS55207","start":55207,"end":55207,"classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:11:01+00:00","page":"https://rirtracker.com/asn/55207/#e-98a19a9e7b151d47","report_page":"https://rirtracker.com/arin/reports/2023-09-04/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/55207.json","observed":"AS55207 assigned on 2023-09-04, reserved on 2023-09-05","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_months":6,"estimated_hold_end":"2024-03-04","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2023-09-03 and reserved on 2023-09-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2024-03-04. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230905.gz","retrieved_at":"2026-10-12T23:26:30+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: AS55207 assigned on 2023-09-04, reserved on 2023-09-05"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230903.gz","retrieved_at":"2026-10-12T23:26:26+00:00","summary":"ARIN delegated statistics 2023-09-03 (produced 2023-09-03T13:00:15+00:00), before the report: assigned (dated 2013-04-22)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230905.gz","retrieved_at":"2026-10-12T23:26:30+00:00","summary":"ARIN delegated statistics 2023-09-05 (produced 2023-09-05T13:00:12+00:00), after the report: reserved"}]},{"event_id":"89511a397e666c1b","registry":"ARIN","report_date":"2018-10-16","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS55207","start":55207,"end":55207,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Griffin Technology","recipient_organization":"Incipio, LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:40+00:00","page":"https://rirtracker.com/asn/55207/#e-89511a397e666c1b","report_page":"https://rirtracker.com/arin/reports/2018-10-16/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/55207.json","observed":"Merger/acquisition: Griffin Technology (ARIN) to Incipio, LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Griffin Technology (ARIN) to Incipio, LLC (ARIN) on 2018-10-16 17:25 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 2018-10-16 17:25 UTC, Griffin Technology (ARIN) to Incipio, LLC (ARIN); resources moved: AS55207"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181015.gz","retrieved_at":"2026-10-12T21:54:08+00:00","summary":"ARIN delegated statistics 2018-10-15 (produced 2018-10-15T05:00:16+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181017.gz","retrieved_at":"2026-10-12T21:54:13+00:00","summary":"ARIN delegated statistics 2018-10-17 (produced 2018-10-17T05:00:16+00:00), after the report: assigned (dated 2013-04-22)"}]},{"event_id":"e1bb2d35ec328a2a","registry":"ARIN","report_date":"2018-09-11","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"asn","resource":"AS55207","start":55207,"end":55207,"classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:42+00:00","page":"https://rirtracker.com/asn/55207/#e-e1bb2d35ec328a2a","report_page":"https://rirtracker.com/arin/reports/2018-09-11/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/55207.json","observed":"AS55207 assigned on 2018-09-11, reserved on 2018-09-12","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_months":6,"estimated_hold_end":"2019-03-11","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2018-09-10 and reserved on 2018-09-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2019-03-11. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180912.gz","retrieved_at":"2026-10-12T21:52:20+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: AS55207 assigned on 2018-09-11, reserved on 2018-09-12"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180910.gz","retrieved_at":"2026-10-12T21:52:15+00:00","summary":"ARIN delegated statistics 2018-09-10 (produced 2018-09-10T05:00:16+00:00), before the report: assigned (dated 2013-04-22)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180912.gz","retrieved_at":"2026-10-12T21:52:20+00:00","summary":"ARIN delegated statistics 2018-09-12 (produced 2018-09-12T05:00:15+00:00), after the report: reserved"}]}],"classification_history":{"68a813d7026b41bc":[{"raw_change_id":187582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:02:24+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. The tracker saw this range removed from registration on 2023-09-04 (AS55207), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":187582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:44+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. The tracker saw this range removed from registration on 2023-09-04 (AS55207), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":187582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:36+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. The tracker saw this range removed from registration on 2023-09-04 (AS55207), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":187582,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:05+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. The tracker saw this range removed from registration on 2023-09-04 (AS55207), so it appears to have been issued again from ARIN's pool."}],"636bd4613787b1ae":[{"raw_change_id":187580,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:02:24+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS55207. The issuance is explained on that line."},{"raw_change_id":187580,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:44+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS55207. The issuance is explained on that line."},{"raw_change_id":187580,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:36+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS55207. The issuance is explained on that line."},{"raw_change_id":187580,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:05+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2024-06-05 and assigned (dated 2024-06-06) on 2024-06-07. ARIN removed its own pool record for this range as part of issuing it: the same report adds AS55207. The issuance is explained on that line."}],"98a19a9e7b151d47":[{"raw_change_id":453325,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:02:40+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2023-09-03 and reserved on 2023-09-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2024-03-04. This does not confirm availability."},{"raw_change_id":453325,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:22:00+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2023-09-03 and reserved on 2023-09-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2024-03-04. This does not confirm availability."},{"raw_change_id":453325,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:06:01+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2023-09-03 and reserved on 2023-09-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2024-03-04. This does not confirm availability."},{"raw_change_id":453325,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:11:01+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2023-09-03 and reserved on 2023-09-05. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2024-03-04. This does not confirm availability."}],"89511a397e666c1b":[{"raw_change_id":556737,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:40+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Griffin Technology (ARIN) to Incipio, LLC (ARIN) on 2018-10-16 17:25 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."}],"e1bb2d35ec328a2a":[{"raw_change_id":359992,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:23:54+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2018-09-10 and reserved on 2018-09-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2019-03-11. This does not confirm availability."},{"raw_change_id":359992,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:46+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2018-09-10 and reserved on 2018-09-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2019-03-11. This does not confirm availability."},{"raw_change_id":359992,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:00:23+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2018-09-10 and reserved on 2018-09-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the earliest estimated hold expiration is 2019-03-11. This does not confirm availability."},{"raw_change_id":359992,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:42+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it assigned (dated 2013-04-22) on 2018-09-10 and reserved on 2018-09-12. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed ASNs for 6 calendar months before reissuing them, so the estimated hold end is 2019-03-11. This does not confirm availability."}]},"arin_statistics_now":{"status":"assigned (dated 2024-06-06)"}}