{"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":"213.18.192.0/19","resource_type":"ipv4","page":"https://rirtracker.com/ip/213.18.192.0-213.18.223.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2025-10-21)"},"current_holder":{"rir":"ARIN","org":"Montgomery County Government, Maryland","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":115763,"date":"2025-10-21T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"RM Education Ltd","recipient_org":null,"range":"213.18.192.0/19","log":"RIPE NCC"},{"id":41757,"date":"2025-10-21T13:19:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"RM Education Ltd","recipient_org":"Montgomery County Government, Maryland","range":"213.18.192.0/19","log":"ARIN"}],"events":[{"event_id":"9db670c3ef5df621","registry":"ARIN","report_date":"2025-10-21","source":"arin_issued","raw_action":"ADD","raw_line":"Add 213.18.192.0-213.18.223.255","resource_type":"ipv4","resource":"213.18.192.0/19","start":"213.18.192.0","end":"213.18.223.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"RM Education Ltd","recipient_organization":"Montgomery County Government, Maryland","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:38+00:00","page":"https://rirtracker.com/ip/213.18.192.0-213.18.223.255/#e-9db670c3ef5df621","report_page":"https://rirtracker.com/arin/reports/2025-10-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/213.18.192.0-213.18.223.255.json","same_transfer_as":"a09d43a33f8361ab","explanation":"ARIN's transfer log records a transfer from RM Education Ltd (RIPE NCC) to Montgomery County Government, Maryland (ARIN) on 2025-10-21 13:19 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2025-October/006156.html","retrieved_at":"2026-10-12T18:43:11+00:00","summary":"ARIN-Issued report for 2025-10-21: \"Add 213.18.192.0-213.18.223.255\""},{"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 2025-10-21 13:19 UTC, RM Education Ltd (RIPE NCC) to Montgomery County Government, Maryland (ARIN); resources moved: 213.18.192.0/19"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251020.gz","retrieved_at":"2026-10-13T00:08:55+00:00","summary":"ARIN delegated statistics 2025-10-20 (produced 2025-10-20T13:00:47+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251022.gz","retrieved_at":"2026-10-13T00:08:59+00:00","summary":"ARIN delegated statistics 2025-10-22 (produced 2025-10-22T13:00:46+00:00), after the report: allocated (dated 2025-10-21)"}]},{"event_id":"a09d43a33f8361ab","registry":"RIPE NCC","report_date":"2025-10-21","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"213.18.192.0/19","start":"213.18.192.0","end":"213.18.223.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of the RIPE NCC","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"RM Education Ltd","recipient_organization":null,"inventory_effect":"Transferred out of RIPE NCC administration; not offered to RIPE NCC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:36+00:00","page":"https://rirtracker.com/ip/213.18.192.0-213.18.223.255/#e-a09d43a33f8361ab","report_page":"https://rirtracker.com/ripe/reports/2025-10-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/213.18.192.0-213.18.223.255.json","observed":"Transfer: RM Education Ltd (RIPE NCC) to (no name) (ARIN)","piece_of":{"resource":"213.18.0.0/16","page":"https://rirtracker.com/ip/213.18.0.0-213.18.255.255/"},"same_transfer_as":"9db670c3ef5df621","explanation":"The RIPE NCC's transfer log records a transfer from RM Education Ltd (RIPE NCC) to an unnamed organization (ARIN) on 2025-10-21 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2025-10-21 19:00 UTC, RM Education Ltd (RIPE NCC) to (no name) (ARIN); resources moved: 213.18.192.0/19"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20251020.bz2","retrieved_at":"2026-10-13T01:11:36+00:00","summary":"RIPE NCC delegated statistics 2025-10-20 (produced 2025-10-20T21:59:59+00:00), before the change: allocated (dated 1999-09-16)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20251021.bz2","retrieved_at":"2026-10-13T01:12:02+00:00","summary":"RIPE NCC delegated statistics 2025-10-21 (produced 2025-10-21T21:59:59+00:00), after the change: not listed"}]}],"classification_history":{"9db670c3ef5df621":[{"raw_change_id":197270,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:08:31+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from RM Education Ltd (RIPE NCC) to Montgomery County Government, Maryland (ARIN) on 2025-10-21 13:19 UTC: it came to ARIN from the RIPE NCC. 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It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":116586,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:36+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from RM Education Ltd (RIPE NCC) to an unnamed organization (ARIN) on 2025-10-21 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."}]},"arin_statistics_now":{"status":"allocated (dated 2025-10-21)"}}