{"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":"157.250.64.0 - 157.250.255.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/157.250.64.0-157.250.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2025-04-07) (only part of the range)"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[{"id":131871,"date":"2026-09-30T17:08:18Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Rebyc Inc.","recipient_org":"Spaceman Co. Ltd.","range":"157.250.176.0/20","log":"APNIC"},{"id":131740,"date":"2026-06-29T07:52:52Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Rebyc Inc.","recipient_org":"Japan Network Information Center/tdnc","range":"157.250.128.0/19","log":"APNIC"},{"id":130104,"date":"2025-04-07T23:22:32Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Rebyc Inc.","recipient_org":"INTER-83","range":"157.250.192.0/20","log":"APNIC"},{"id":39989,"date":"2025-04-07T20:05:12Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Rebyc Inc.","recipient_org":"Interserver, Inc","range":"157.250.192.0/20","log":"ARIN"},{"id":129313,"date":"2024-04-22T23:54:12Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"Rebyc Inc.","recipient_org":"ORG-TA906-RIPE","range":"157.250.160.0/20","log":"APNIC"},{"id":104911,"date":"2024-04-22T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Cibicom A/S","range":"157.250.160.0/20","log":"RIPE NCC"},{"id":127336,"date":"2021-07-02T05:05:52Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Rebyc Inc.","recipient_org":"Japan Network Information Center/qtnet","range":"157.250.208.0/20","log":"APNIC"},{"id":126576,"date":"2020-07-20T05:25:31Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Rebyc Inc.","recipient_org":"Japan Network Information Center/fitweb","range":"157.250.224.0/20","log":"APNIC"},{"id":125393,"date":"2017-06-28T23:59:34Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Rebyc Inc.","recipient_org":"Japan Network Information Center/catvwink","range":"157.250.240.0/20","log":"APNIC"},{"id":5417,"date":"2013-04-22T15:32:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Arbella Mutual Ins.","recipient_org":null,"range":"157.250.128.0/17","log":"ARIN"},{"id":123855,"date":"2013-04-19T03:43:41Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"ArbellaMutualIns","recipient_org":"Elmedia Co.,Ltd.","range":"157.250.128.0/17","log":"APNIC"},{"id":5406,"date":"2013-01-22T16:14:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"OUTSCALE INC","recipient_org":null,"range":"157.250.64.0/18","log":"ARIN"},{"id":123832,"date":"2013-01-21T23:33:36Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"AMI-7","recipient_org":"WorkUP Inc.","range":"157.250.64.0/18","log":"APNIC"}],"events":[{"event_id":"d38ecc11ff99adb3","registry":"ARIN","report_date":"2012-09-07","source":"arin_issued","raw_action":"ADD","raw_line":"Add 157.250.64.0-157.250.255.255","resource_type":"ipv4","resource":"157.250.64.0 - 157.250.255.255","start":"157.250.64.0","end":"157.250.255.255","classification":"RANGE_REPRESENTATION_CHANGE","classification_label":"Range split/merge or reporting-format change","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:01+00:00","page":"https://rirtracker.com/ip/157.250.64.0-157.250.255.255/#e-d38ecc11ff99adb3","report_page":"https://rirtracker.com/arin/reports/2012-09-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/157.250.64.0-157.250.255.255.json","explanation":"This range is part of a larger block from which a piece was transferred around 2012-09-07; the rest was re-registered to show the split. ARIN's statistics show it assigned (dated 1992-02-07) on 2012-09-06 and assigned (dated 2012-09-07) on 2012-09-08. (Until 2013-03-05, ARIN's statistics list only what's issued.)","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2012-September/001366.html","retrieved_at":"2026-10-12T18:37:40+00:00","summary":"ARIN-Issued report for 2012-09-07: \"Add 157.250.64.0-157.250.255.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2012/delegated-arin-20120906.gz","retrieved_at":"2026-10-12T19:48:07+00:00","summary":"ARIN delegated statistics 2012-09-06, before the report: assigned (dated 1992-02-07)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2012/delegated-arin-20120908.gz","retrieved_at":"2026-10-12T19:48:15+00:00","summary":"ARIN delegated statistics 2012-09-08, after the report: assigned (dated 2012-09-07)"},{"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 2012-09-07 15:34 UTC, Arbella Mutual Ins. (ARIN) to OUTSCALE INC (ARIN); resources moved: 157.250.0.0/18"}]}],"classification_history":{"d38ecc11ff99adb3":[{"raw_change_id":126966,"classification_code":"RANGE_REPRESENTATION_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:18:11+00:00","current":0,"public_explanation":"This range is part of a larger block from which a piece was transferred around 2012-09-07; the rest was re-registered to show the split. ARIN's statistics show it assigned (dated 1992-02-07) on 2012-09-06 and assigned (dated 2012-09-07) on 2012-09-08. (Until 2013-03-05, ARIN's statistics list only what's issued.)"},{"raw_change_id":126966,"classification_code":"RANGE_REPRESENTATION_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:25+00:00","current":0,"public_explanation":"This range is part of a larger block from which a piece was transferred around 2012-09-07; the rest was re-registered to show the split. ARIN's statistics show it assigned (dated 1992-02-07) on 2012-09-06 and assigned (dated 2012-09-07) on 2012-09-08. (Until 2013-03-05, ARIN's statistics list only what's issued.)"},{"raw_change_id":126966,"classification_code":"RANGE_REPRESENTATION_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:00+00:00","current":0,"public_explanation":"This range is part of a larger block from which a piece was transferred around 2012-09-07; the rest was re-registered to show the split. ARIN's statistics show it assigned (dated 1992-02-07) on 2012-09-06 and assigned (dated 2012-09-07) on 2012-09-08. (Until 2013-03-05, ARIN's statistics list only what's issued.)"},{"raw_change_id":126966,"classification_code":"RANGE_REPRESENTATION_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:01+00:00","current":1,"public_explanation":"This range is part of a larger block from which a piece was transferred around 2012-09-07; the rest was re-registered to show the split. ARIN's statistics show it assigned (dated 1992-02-07) on 2012-09-06 and assigned (dated 2012-09-07) on 2012-09-08. (Until 2013-03-05, ARIN's statistics list only what's issued.)"}]},"arin_statistics_now":{"status":"allocated (dated 2025-04-07) (only part of the range)"}}