{"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":"AS27398","resource_type":"asn","page":"https://rirtracker.com/asn/27398/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2017-05-12)"},"current_holder":{"rir":"ARIN","org":"Alyeska Information Technology Services LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":592,"date":"2017-05-12T19:40:33Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Vortex Gateway, LLC","recipient_org":"Alyeska Information Technology Services LLC","range":"AS27398","log":"ARIN"}],"events":[{"event_id":"70debedbe26f50ec","registry":"ARIN","report_date":"2017-05-12","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS27398","resource_type":"asn","resource":"AS27398","start":27398,"end":27398,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Vortex Gateway, LLC","recipient_organization":"Alyeska Information Technology Services LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:47+00:00","page":"https://rirtracker.com/asn/27398/#e-70debedbe26f50ec","report_page":"https://rirtracker.com/arin/reports/2017-05-12/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/27398.json","explanation":"ARIN's transfer log records a transfer from Vortex Gateway, LLC (ARIN) to Alyeska Information Technology Services LLC (ARIN) on 2017-05-12 19:40 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/2017-May/003074.html","retrieved_at":"2026-10-12T18:39:38+00:00","summary":"ARIN-Issued report for 2017-05-12: \"Add AS27398\""},{"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 2017-05-12 19:40 UTC, Vortex Gateway, LLC (ARIN) to Alyeska Information Technology Services LLC (ARIN); resources moved: AS27398"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170511.gz","retrieved_at":"2026-10-12T21:27:53+00:00","summary":"ARIN delegated statistics 2017-05-11 (produced 2017-05-11T05:10:38+00:00), before the report: assigned (dated 2013-05-21)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170513.gz","retrieved_at":"2026-10-12T21:28:07+00:00","summary":"ARIN delegated statistics 2017-05-13 (produced 2017-05-13T05:10:01+00:00), after the report: assigned (dated 2017-05-12)"}]},{"event_id":"bd02872cce8edf99","registry":"ARIN","report_date":"2013-02-22","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"asn","resource":"AS27398","start":27398,"end":27398,"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":"2026-10-13T23:57:58+00:00","page":"https://rirtracker.com/asn/27398/#e-bd02872cce8edf99","report_page":"https://rirtracker.com/arin/reports/2013-02-22/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/27398.json","observed":"AS27398 allocated on 2013-02-22, not listed on 2013-02-23","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":"2013-08-22","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 allocated (dated 2003-02-26) on 2013-02-21 and not issued on 2013-02-23. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2013-08-22. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-20130223.gz","retrieved_at":"2026-10-12T19:55:10+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: AS27398 allocated on 2013-02-22, not listed on 2013-02-23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-20130221.gz","retrieved_at":"2026-10-12T19:55:02+00:00","summary":"ARIN delegated statistics 2013-02-21, before the report: allocated (dated 2003-02-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-20130223.gz","retrieved_at":"2026-10-12T19:55:10+00:00","summary":"ARIN delegated statistics 2013-02-23, after the report: not issued"}]}],"classification_history":{"70debedbe26f50ec":[{"raw_change_id":149257,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:38:13+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Vortex Gateway, LLC (ARIN) to Alyeska Information Technology Services LLC (ARIN) on 2017-05-12 19:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":149257,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:01+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Vortex Gateway, LLC (ARIN) to Alyeska Information Technology Services LLC (ARIN) on 2017-05-12 19:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":149257,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:40+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Vortex Gateway, LLC (ARIN) to Alyeska Information Technology Services LLC (ARIN) on 2017-05-12 19:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":149257,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:47+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Vortex Gateway, LLC (ARIN) to Alyeska Information Technology Services LLC (ARIN) on 2017-05-12 19:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"bd02872cce8edf99":[{"raw_change_id":255460,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:33:26+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 allocated (dated 2003-02-26) on 2013-02-21 and not issued on 2013-02-23. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2013-08-22. This does not confirm availability."},{"raw_change_id":255460,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:11:02+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 allocated (dated 2003-02-26) on 2013-02-21 and not issued on 2013-02-23. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2013-08-22. This does not confirm availability."},{"raw_change_id":255460,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:54:13+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 allocated (dated 2003-02-26) on 2013-02-21 and not issued on 2013-02-23. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2013-08-22. This does not confirm availability."},{"raw_change_id":255460,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:57:58+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 allocated (dated 2003-02-26) on 2013-02-21 and not issued on 2013-02-23. (Until 2013-03-05, ARIN's statistics list only what's issued.) 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 2013-08-22. This does not confirm availability."}]},"arin_statistics_now":{"status":"assigned (dated 2017-05-12)"}}