{"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":"198.182.216.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/198.182.216.0-198.182.219.255/","statistics_now":{"registry":"ARIN","status":"reserved"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[{"id":5414,"date":"2013-03-07T17:06:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Rice University-Sesquinet","recipient_org":"RA-NAP","range":"198.182.216.0/22","log":"ARIN"}],"events":[{"event_id":"edaed5e7698ef773","registry":"ARIN","report_date":"2022-07-04","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"198.182.216.0/22","start":"198.182.216.0","end":"198.182.219.255","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":"2026-10-14T00:09:29+00:00","page":"https://rirtracker.com/ip/198.182.216.0-198.182.219.255/#e-edaed5e7698ef773","report_page":"https://rirtracker.com/arin/reports/2022-07-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/198.182.216.0-198.182.219.255.json","observed":"198.182.216.0/22 allocated on 2022-07-04, reserved on 2022-07-05","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":"2022-09-02","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 2013-02-06) on 2022-07-03 and reserved on 2022-07-05. 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 2022-09-02. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220705.gz","retrieved_at":"2026-10-12T23:04:05+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 198.182.216.0/22 allocated on 2022-07-04, reserved on 2022-07-05"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220703.gz","retrieved_at":"2026-10-12T23:04:00+00:00","summary":"ARIN delegated statistics 2022-07-03 (produced 2022-07-03T13:00:09+00:00), before the report: allocated (dated 2013-02-06)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220705.gz","retrieved_at":"2026-10-12T23:04:05+00:00","summary":"ARIN delegated statistics 2022-07-05 (produced 2022-07-05T13:00:08+00:00), after the report: reserved"}]},{"event_id":"5cfc902467f52425","registry":"ARIN","report_date":"2013-03-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"198.182.216.0/22","start":"198.182.216.0","end":"198.182.219.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Rice University-Sesquinet","recipient_organization":"RA-NAP","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:22+00:00","page":"https://rirtracker.com/ip/198.182.216.0-198.182.219.255/#e-5cfc902467f52425","report_page":"https://rirtracker.com/arin/reports/2013-03-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/198.182.216.0-198.182.219.255.json","observed":"Transfer: Rice University-Sesquinet (ARIN) to RA-NAP (ARIN)","explanation":"ARIN's transfer log records a transfer from Rice University-Sesquinet (ARIN) to RA-NAP (ARIN) on 2013-03-07 17:06 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: RESOURCE_TRANSFER on 2013-03-07 17:06 UTC, Rice University-Sesquinet (ARIN) to RA-NAP (ARIN); resources moved: 198.182.216.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-extended-20130306.gz","retrieved_at":"2026-10-12T19:55:34+00:00","summary":"ARIN delegated statistics 2013-03-06 (produced 2013-03-06T06:04:20+00:00), before the report: assigned (dated 1993-08-31)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-extended-20130308.gz","retrieved_at":"2026-10-12T19:55:43+00:00","summary":"ARIN delegated statistics 2013-03-08 (produced 2013-03-08T06:05:48+00:00), after the report: assigned (dated 2013-02-06)"}]},{"event_id":"17a7a13e75f428d4","registry":"ARIN","report_date":"2013-02-06","source":"arin_issued","raw_action":"ADD","raw_line":"Add 198.182.216.0-198.182.219.255","resource_type":"ipv4","resource":"198.182.216.0/22","start":"198.182.216.0","end":"198.182.219.255","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":"2026-10-13T23:51:03+00:00","page":"https://rirtracker.com/ip/198.182.216.0-198.182.219.255/#e-17a7a13e75f428d4","report_page":"https://rirtracker.com/arin/reports/2013-02-06/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/198.182.216.0-198.182.219.255.json","explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 1993-08-31) on 2013-02-05 and assigned (dated 2013-02-06) on 2013-02-07. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change).","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2013-February/001518.html","retrieved_at":"2026-10-12T18:37:50+00:00","summary":"ARIN-Issued report for 2013-02-06: \"Add 198.182.216.0-198.182.219.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-20130205.gz","retrieved_at":"2026-10-12T19:54:24+00:00","summary":"ARIN delegated statistics 2013-02-05, before the report: allocated (dated 1993-08-31)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2013/delegated-arin-20130207.gz","retrieved_at":"2026-10-12T19:54:28+00:00","summary":"ARIN delegated statistics 2013-02-07, after the report: assigned (dated 2013-02-06)"}]}],"classification_history":{"edaed5e7698ef773":[{"raw_change_id":430440,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:52:22+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 2013-02-06) on 2022-07-03 and reserved on 2022-07-05. 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 2022-09-02. This does not confirm availability."},{"raw_change_id":430440,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:20:44+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 2013-02-06) on 2022-07-03 and reserved on 2022-07-05. 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 2022-09-02. This does not confirm availability."},{"raw_change_id":430440,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:04:39+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 2013-02-06) on 2022-07-03 and reserved on 2022-07-05. 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 2022-09-02. This does not confirm availability."},{"raw_change_id":430440,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:09:29+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 2013-02-06) on 2022-07-03 and reserved on 2022-07-05. 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 2022-09-02. This does not confirm availability."}],"5cfc902467f52425":[{"raw_change_id":549204,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:22+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Rice University-Sesquinet (ARIN) to RA-NAP (ARIN) on 2013-03-07 17:06 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."}],"17a7a13e75f428d4":[{"raw_change_id":128108,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:19:43+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 1993-08-31) on 2013-02-05 and assigned (dated 2013-02-06) on 2013-02-07. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."},{"raw_change_id":128108,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:27+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 1993-08-31) on 2013-02-05 and assigned (dated 2013-02-06) on 2013-02-07. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."},{"raw_change_id":128108,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:02+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 1993-08-31) on 2013-02-05 and assigned (dated 2013-02-06) on 2013-02-07. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."},{"raw_change_id":128108,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:03+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 1993-08-31) on 2013-02-05 and assigned (dated 2013-02-06) on 2013-02-07. (Until 2013-03-05, ARIN's statistics list only what's issued.) The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."}]},"arin_statistics_now":{"status":"reserved"}}