{"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":"144.48.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/144.48.0.0-144.48.255.255/","statistics_now":{"registry":"ARIN","status":"not listed"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[{"id":134573,"date":"2026-11-04T00:44:36Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Magic Particle Limited","recipient_org":"Fastmail Pty Ltd","range":"144.48.140.0/22","log":"APNIC"},{"id":129378,"date":"2024-05-16T01:01:32Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"NIXI/PYRAMID","recipient_org":"ORG-KL65-RIPE","range":"144.48.52.0/22","log":"APNIC"},{"id":105434,"date":"2024-05-15T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Keminet SHPK","range":"144.48.52.0/22","log":"RIPE NCC"},{"id":129307,"date":"2024-04-17T06:41:10Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Indonesia Network Information Center/IDNIC-PIK-ID","recipient_org":"Indonesia Network Information Center/CNI-ID","range":"144.48.12.0/22","log":"APNIC"},{"id":129240,"date":"2024-03-21T02:58:19Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Md. Johirul Islam ","recipient_org":"Earth Telecommunication ( pvt ) Limited","range":"144.48.116.0/22","log":"APNIC"},{"id":97837,"date":"2023-09-04T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Zappie Host LLC","range":"144.48.80.0/22","log":"RIPE NCC"},{"id":128830,"date":"2023-09-04T07:41:03Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"Zappie Host LLC","recipient_org":"ORG-ZHL2-RIPE","range":"144.48.80.0/22","log":"APNIC"},{"id":128452,"date":"2023-03-07T03:13:01Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Golam Mohammad","recipient_org":"CMPak Limited","range":"144.48.0.0/22","log":"APNIC"},{"id":128199,"date":"2022-10-11T21:52:24Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"Shenzhen Tian Di Hua Jie Communication Co., Ltd.","recipient_org":"ORG-RNL32-RIPE","range":"144.48.8.0/22","log":"APNIC"},{"id":90044,"date":"2022-10-11T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"rainbow network corporation limited","range":"144.48.8.0/22","log":"RIPE NCC"},{"id":127985,"date":"2022-06-01T00:15:14Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"COSMOS CABLE WORK","recipient_org":"NIXI/ALLIANCEBROADBAND-IN","range":"144.48.224.0/22","log":"APNIC"},{"id":127677,"date":"2021-12-22T00:58:21Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"LANLIAN INTERNATIONAL HOLDING GROUP LIMITED","recipient_org":"ORG-PTC2-RIPE","range":"144.48.236.0/22","log":"APNIC"},{"id":84603,"date":"2021-12-21T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Palestine Telecommunications Company (PALTEL)","range":"144.48.236.0/22","log":"RIPE NCC"},{"id":127582,"date":"2021-10-31T09:55:02Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"The Signal Connections Pty. Ltd.","recipient_org":"LAUNTEL PTY LTD","range":"144.48.164.0/22","log":"APNIC"},{"id":127529,"date":"2021-10-04T23:39:24Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"LANLIAN INTERNATIONAL HOLDING GROUP LIMITED","recipient_org":"ORG-WIS2","range":"144.48.192.0/22","log":"APNIC"},{"id":81518,"date":"2021-10-04T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Vianova S.p.A","range":"144.48.192.0/22","log":"RIPE NCC"},{"id":127450,"date":"2021-08-12T02:51:22Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HK HERBTECK CO.,LIMITED","recipient_org":"CAMBO (HK) TECHNOLOGY (I.S.P) CO., LIMITED","range":"144.48.68.0/22","log":"APNIC"},{"id":127246,"date":"2021-05-04T06:26:08Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"GUYU TECHNOLOGY CO.,LIMITED","recipient_org":"POWER LINE (HK) CO., LIMITED","range":"144.48.124.0/22","log":"APNIC"},{"id":127225,"date":"2021-04-20T09:29:08Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Md Alamin","recipient_org":"Muhammad Majibur Rahman ","range":"144.48.96.0/22","log":"APNIC"},{"id":126914,"date":"2020-12-15T02:39:49Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"MY HOSTED INTERNET LTD","recipient_org":"Zappie Host LLC","range":"144.48.80.0/22","log":"APNIC"},{"id":126631,"date":"2020-09-08T03:48:55Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Feroza Begum","recipient_org":"Kafi Abdullah Hakim","range":"144.48.150.0/23","log":"APNIC"},{"id":126365,"date":"2019-12-02T09:16:42Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"MEICHENG TECHNOLOGY INFORMATION DEVELOPMENT CO. LTD","recipient_org":"HK HERBTECK CO.,LIMITED","range":"144.48.188.0/22","log":"APNIC"},{"id":126333,"date":"2019-11-13T13:21:19Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Wopop International Limited","recipient_org":"HK HERBTECK CO.,LIMITED","range":"144.48.68.0/22","log":"APNIC"},{"id":125793,"date":"2018-06-21T06:37:28Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Shenzhen Dingfeng Cloud Network Technology Co. Ltd.","recipient_org":"DingFeng XinHui (HongKong) Technology Limited","range":"144.48.56.0/22","log":"APNIC"},{"id":125765,"date":"2018-05-22T23:48:30Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"The Network Cloud Limited","recipient_org":"uk-clouvider","range":"144.48.60.0/22","log":"APNIC"},{"id":57956,"date":"2018-05-22T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Clouvider Limited","range":"144.48.60.0/22","log":"RIPE NCC"},{"id":125740,"date":"2018-04-23T00:25:31Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HUAYI INTL (HONGKONG) LIMITED","recipient_org":"LANLIAN INTERNATIONAL HOLDING GROUP LIMITED","range":"144.48.236.0/22","log":"APNIC"},{"id":125739,"date":"2018-04-20T00:18:21Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HONGKONG CHEMER INTERNATIONAL GROUP LIMITED","recipient_org":"LANLIAN INTERNATIONAL HOLDING GROUP LIMITED","range":"144.48.192.0/22","log":"APNIC"},{"id":125692,"date":"2018-03-12T04:28:29Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Feroza Begum","recipient_org":"Summit Communications Limited","range":"144.48.148.0/23","log":"APNIC"},{"id":125684,"date":"2018-02-23T03:32:03Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"BizCap Investment Funds BV","recipient_org":"SOUTH EAST ASIA TELECOM (Cambodia) Co., LTD","range":"144.48.136.0/22","log":"APNIC"},{"id":125683,"date":"2018-02-23T03:30:07Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HostSlim Global Services BV","recipient_org":"SOUTH EAST ASIA TELECOM (Cambodia) Co., LTD","range":"144.48.228.0/22","log":"APNIC"},{"id":125649,"date":"2018-01-19T00:44:33Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"SIZA FOODS (PVT) LTD","recipient_org":"Cyber Internet Services (Private) Limited","range":"144.48.132.0/22","log":"APNIC"},{"id":125648,"date":"2018-01-19T00:44:06Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Century Insurance Co. Ltd.","recipient_org":"Cyber Internet Services (Private) Limited","range":"144.48.120.0/22","log":"APNIC"},{"id":125647,"date":"2018-01-19T00:43:05Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"TELEVISION MEDIA NETWORK (PVT) LTD","recipient_org":"Cyber Internet Services (Private) Limited","range":"144.48.128.0/22","log":"APNIC"},{"id":125643,"date":"2018-01-16T01:24:21Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HostSlim BV","recipient_org":"Blue Apache Pty Ltd","range":"144.48.16.0/22","log":"APNIC"},{"id":125628,"date":"2018-01-01T08:43:23Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"NIXI/PYRAMID","recipient_org":"NIXI/DHANVI-I","range":"144.48.52.0/22","log":"APNIC"},{"id":125050,"date":"2017-05-05T03:53:55Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Uttam Shivaji Farakte T/A Global Web Dreams","recipient_org":"HostRoyale Technologies Pvt Ltd","range":"144.48.36.0/22","log":"APNIC"},{"id":124992,"date":"2017-03-27T00:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"China Internet Network Information Center/ShanghaiChengyou","recipient_org":"China Internet Network Information Center/ShanghaiMeicheng","range":"144.48.180.0/22","log":"APNIC"},{"id":124990,"date":"2017-03-27T00:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"China Internet Network Information Center/ShenzhenXinchuang","recipient_org":"China Internet Network Information Center/ShanghaiMeicheng","range":"144.48.184.0/22","log":"APNIC"}],"events":[{"event_id":"0e7a1ee45090ceda","registry":"ARIN","report_date":"2012-06-08","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 144.48.0.0-144.48.255.255","resource_type":"ipv4","resource":"144.48.0.0/16","start":"144.48.0.0","end":"144.48.255.255","classification":"UNRESOLVED","classification_label":"Unresolved change","confidence":"OBSERVED_ONLY","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Inventory effect unknown","inventory_effect_code":"UNKNOWN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:59+00:00","page":"https://rirtracker.com/ip/144.48.0.0-144.48.255.255/#e-0e7a1ee45090ceda","report_page":"https://rirtracker.com/arin/reports/2012-06-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/144.48.0.0-144.48.255.255.json","explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2012-06-07 and not issued on 2012-06-09. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2012-June/001275.html","retrieved_at":"2026-10-12T18:37:33+00:00","summary":"ARIN-Issued report for 2012-06-08: \"Remove 144.48.0.0-144.48.255.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2012/delegated-arin-20120607.gz","retrieved_at":"2026-10-12T19:36:35+00:00","summary":"ARIN delegated statistics 2012-06-07, before the report: not issued"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2012/delegated-arin-20120609.gz","retrieved_at":"2026-10-12T19:44:06+00:00","summary":"ARIN delegated statistics 2012-06-09, after the report: not issued"}]},{"event_id":"247f10a4a670e011","registry":"ARIN","report_date":"2011-12-06","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"144.48.0.0/16","start":"144.48.0.0","end":"144.48.255.255","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":"2026-10-13T23:56:51+00:00","page":"https://rirtracker.com/ip/144.48.0.0-144.48.255.255/#e-247f10a4a670e011","report_page":"https://rirtracker.com/arin/reports/2011-12-06/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/144.48.0.0-144.48.255.255.json","observed":"144.48.0.0/16 assigned on 2011-12-06, not listed on 2011-12-07","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_days":60,"estimated_hold_end":"2012-02-04","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 1990-11-13) on 2011-12-05 and not issued on 2011-12-07. (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 IPv4 space for 60 days before reissuing it, so the estimated hold end is 2012-02-04. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20111207.gz","retrieved_at":"2026-10-12T19:28:40+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 144.48.0.0/16 assigned on 2011-12-06, not listed on 2011-12-07"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20111205.gz","retrieved_at":"2026-10-12T19:28:36+00:00","summary":"ARIN delegated statistics 2011-12-05, before the report: assigned (dated 1990-11-13)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2011/delegated-arin-20111207.gz","retrieved_at":"2026-10-12T19:28:40+00:00","summary":"ARIN delegated statistics 2011-12-07, after the report: not issued"}]}],"classification_history":{"0e7a1ee45090ceda":[{"raw_change_id":126385,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:17:26+00:00","current":0,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2012-06-07 and not issued on 2012-06-09. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."},{"raw_change_id":126385,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:24+00:00","current":0,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2012-06-07 and not issued on 2012-06-09. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."},{"raw_change_id":126385,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:59+00:00","current":0,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2012-06-07 and not issued on 2012-06-09. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."},{"raw_change_id":126385,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:59+00:00","current":1,"public_explanation":"ARIN-Issued says \"Remove\", but ARIN's statistics show it not issued on 2012-06-07 and not issued on 2012-06-09. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registry's pool records from that time aren't public, so the tracker can't tell what was removed."}],"247f10a4a670e011":[{"raw_change_id":235507,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:22:37+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 1990-11-13) on 2011-12-05 and not issued on 2011-12-07. (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 IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2012-02-04. This does not confirm availability."},{"raw_change_id":235507,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:10:03+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 1990-11-13) on 2011-12-05 and not issued on 2011-12-07. (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 IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2012-02-04. This does not confirm availability."},{"raw_change_id":235507,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:53:09+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 1990-11-13) on 2011-12-05 and not issued on 2011-12-07. (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 IPv4 space for 60 days before reissuing it, so the earliest estimated hold expiration is 2012-02-04. This does not confirm availability."},{"raw_change_id":235507,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:51+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 1990-11-13) on 2011-12-05 and not issued on 2011-12-07. (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 IPv4 space for 60 days before reissuing it, so the estimated hold end is 2012-02-04. This does not confirm availability."}]},"arin_statistics_now":{"status":"not listed"}}