{"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":"72.46.110.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/72.46.110.0-72.46.111.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-08-05)"},"current_holder":{"rir":"ARIN","org":"Tyson Communications","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":18563,"date":"2019-08-05T18:54:43Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Martin Sullivan Technology Services","recipient_org":"Tyson Communications","range":"72.46.110.0/23","log":"ARIN"},{"id":8490,"date":"2017-01-06T20:01:28Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Boston Colocation, Inc.","recipient_org":"Martin Sullivan Technology Services","range":"72.46.110.0/23","log":"ARIN"}],"events":[{"event_id":"683f6b05b7ea0b7f","registry":"ARIN","report_date":"2019-08-05","source":"arin_issued","raw_action":"ADD","raw_line":"Add 72.46.110.0-72.46.111.255","resource_type":"ipv4","resource":"72.46.110.0/23","start":"72.46.110.0","end":"72.46.111.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Martin Sullivan Technology Services","recipient_organization":"Tyson Communications","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:34+00:00","page":"https://rirtracker.com/ip/72.46.110.0-72.46.111.255/#e-683f6b05b7ea0b7f","report_page":"https://rirtracker.com/arin/reports/2019-08-05/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/72.46.110.0-72.46.111.255.json","explanation":"ARIN's transfer log records a transfer from Martin Sullivan Technology Services (ARIN) to Tyson Communications (ARIN) on 2019-08-05 18:54 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-August/003890.html","retrieved_at":"2026-10-12T18:40:35+00:00","summary":"ARIN-Issued report for 2019-08-05: \"Add 72.46.110.0-72.46.111.255\""},{"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 2019-08-05 18:54 UTC, Martin Sullivan Technology Services (ARIN) to Tyson Communications (ARIN); resources moved: 72.46.110.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190804.gz","retrieved_at":"2026-10-12T22:09:07+00:00","summary":"ARIN delegated statistics 2019-08-04 (produced 2019-08-04T14:00:12+00:00), before the report: assigned (dated 2017-01-06)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190806.gz","retrieved_at":"2026-10-12T22:09:12+00:00","summary":"ARIN delegated statistics 2019-08-06 (produced 2019-08-06T14:00:12+00:00), after the report: allocated (dated 2019-08-05)"}]},{"event_id":"056b2c4ffe62dd42","registry":"ARIN","report_date":"2017-01-06","source":"arin_issued","raw_action":"ADD","raw_line":"Add 72.46.110.0-72.46.111.255","resource_type":"ipv4","resource":"72.46.110.0/23","start":"72.46.110.0","end":"72.46.111.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Boston Colocation, Inc.","recipient_organization":"Martin Sullivan Technology Services","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:41+00:00","page":"https://rirtracker.com/ip/72.46.110.0-72.46.111.255/#e-056b2c4ffe62dd42","report_page":"https://rirtracker.com/arin/reports/2017-01-06/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/72.46.110.0-72.46.111.255.json","explanation":"ARIN's transfer log records a transfer from Boston Colocation, Inc. (ARIN) to Martin Sullivan Technology Services (ARIN) on 2017-01-06 20:01 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-January/002948.html","retrieved_at":"2026-10-12T18:39:29+00:00","summary":"ARIN-Issued report for 2017-01-06: \"Add 72.46.110.0-72.46.111.255\""},{"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 2017-01-06 20:01 UTC, Boston Colocation, Inc. (ARIN) to Martin Sullivan Technology Services (ARIN); resources moved: 72.46.110.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170105.gz","retrieved_at":"2026-10-12T21:21:48+00:00","summary":"ARIN delegated statistics 2017-01-05 (produced 2017-01-05T06:09:33+00:00), before the report: allocated (dated 2005-04-25)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170107.gz","retrieved_at":"2026-10-12T21:21:55+00:00","summary":"ARIN delegated statistics 2017-01-07 (produced 2017-01-07T06:09:20+00:00), after the report: assigned (dated 2017-01-06)"}]}],"classification_history":{"683f6b05b7ea0b7f":[{"raw_change_id":160752,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:45:05+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Martin Sullivan Technology Services (ARIN) to Tyson Communications (ARIN) on 2019-08-05 18:54 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":160752,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:35+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Martin Sullivan Technology Services (ARIN) to Tyson Communications (ARIN) on 2019-08-05 18:54 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":160752,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:19+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Martin Sullivan Technology Services (ARIN) to Tyson Communications (ARIN) on 2019-08-05 18:54 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":160752,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:34+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Martin Sullivan Technology Services (ARIN) to Tyson Communications (ARIN) on 2019-08-05 18:54 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"056b2c4ffe62dd42":[{"raw_change_id":147318,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:36:51+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Boston Colocation, Inc. (ARIN) to Martin Sullivan Technology Services (ARIN) on 2017-01-06 20:01 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":147318,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:56+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Boston Colocation, Inc. (ARIN) to Martin Sullivan Technology Services (ARIN) on 2017-01-06 20:01 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":147318,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:35+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Boston Colocation, Inc. (ARIN) to Martin Sullivan Technology Services (ARIN) on 2017-01-06 20:01 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":147318,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:41+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Boston Colocation, Inc. (ARIN) to Martin Sullivan Technology Services (ARIN) on 2017-01-06 20:01 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2019-08-05)"}}