{"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":"185.100.72.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/185.100.72.0-185.100.75.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2015-05-15)"},"current_holder":{"rir":"RIPE NCC","org":"XNET CORE SL","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":117730,"date":"2025-12-24T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Xtudio Networks S.L.U.","recipient_org":"XNET CORE SL","range":"185.100.72.0/22","log":"RIPE NCC"},{"id":48502,"date":"2015-06-24T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Juan Buenache Lopez","recipient_org":"XTUDIO NETWORKS S.L.U","range":"185.100.72.0/22","log":"RIPE NCC"}],"events":[{"event_id":"3fb1500e4b0582cc","registry":"RIPE NCC","report_date":"2025-12-24","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"185.100.72.0/22","start":"185.100.72.0","end":"185.100.75.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Xtudio Networks S.L.U.","recipient_organization":"XNET CORE SL","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:43+00:00","page":"https://rirtracker.com/ip/185.100.72.0-185.100.75.255/#e-3fb1500e4b0582cc","report_page":"https://rirtracker.com/ripe/reports/2025-12-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.100.72.0-185.100.75.255.json","observed":"Transfer: Xtudio Networks S.L.U. (RIPE NCC) to XNET CORE SL (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Xtudio Networks S.L.U. (RIPE NCC) to XNET CORE SL (RIPE NCC) on 2025-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","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 2025-12-24 19:00 UTC, Xtudio Networks S.L.U. (RIPE NCC) to XNET CORE SL (RIPE NCC); resources moved: 185.100.72.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20251223.bz2","retrieved_at":"2026-10-13T01:16:43+00:00","summary":"RIPE NCC delegated statistics 2025-12-23 (produced 2025-12-23T22:59:59+00:00), before the change: allocated (dated 2015-05-15)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20251224.bz2","retrieved_at":"2026-10-13T01:16:46+00:00","summary":"RIPE NCC delegated statistics 2025-12-24 (produced 2025-12-24T22:59:59+00:00), after the change: allocated (dated 2015-05-15)"}]},{"event_id":"b625eb48a4fbea7e","registry":"RIPE NCC","report_date":"2015-06-24","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"185.100.72.0/22","start":"185.100.72.0","end":"185.100.75.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Juan Buenache Lopez","recipient_organization":"XTUDIO NETWORKS S.L.U","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:04+00:00","page":"https://rirtracker.com/ip/185.100.72.0-185.100.75.255/#e-b625eb48a4fbea7e","report_page":"https://rirtracker.com/ripe/reports/2015-06-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.100.72.0-185.100.75.255.json","observed":"Transfer: Juan Buenache Lopez (RIPE NCC) to XTUDIO NETWORKS S.L.U (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Juan Buenache Lopez (RIPE NCC) to XTUDIO NETWORKS S.L.U (RIPE NCC) on 2015-06-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","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 2015-06-24 19:00 UTC, Juan Buenache Lopez (RIPE NCC) to XTUDIO NETWORKS S.L.U (RIPE NCC); resources moved: 185.100.72.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150623.bz2","retrieved_at":"2026-10-12T20:35:19+00:00","summary":"RIPE NCC delegated statistics 2015-06-23 (produced 2015-06-23T21:59:59+00:00), before the change: allocated (dated 2015-05-15)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150624.bz2","retrieved_at":"2026-10-12T20:35:22+00:00","summary":"RIPE NCC delegated statistics 2015-06-24 (produced 2015-06-24T21:59:59+00:00), after the change: allocated (dated 2015-05-15)"}]},{"event_id":"9c69c2b78e1666c1","registry":"RIPE NCC","report_date":"2015-05-15","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"185.100.72.0/22","start":"185.100.72.0","end":"185.100.75.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:37+00:00","page":"https://rirtracker.com/ip/185.100.72.0-185.100.75.255/#e-9c69c2b78e1666c1","report_page":"https://rirtracker.com/ripe/reports/2015-05-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.100.72.0-185.100.75.255.json","observed":"185.100.72.0/22 available on 2015-05-14, allocated on 2015-05-15","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-05-14 and allocated (dated 2015-05-15) on 2015-05-15. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150515.bz2","retrieved_at":"2026-10-12T20:32:51+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.100.72.0/22 available on 2015-05-14, allocated on 2015-05-15"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150514.bz2","retrieved_at":"2026-10-12T20:32:48+00:00","summary":"RIPE NCC delegated statistics 2015-05-14 (produced 2015-05-14T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150515.bz2","retrieved_at":"2026-10-12T20:32:51+00:00","summary":"RIPE NCC delegated statistics 2015-05-15 (produced 2015-05-15T21:59:59+00:00), after the change: allocated (dated 2015-05-15)"}]}],"classification_history":{"3fb1500e4b0582cc":[{"raw_change_id":118577,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:10:51+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Xtudio Networks S.L.U. (RIPE NCC) to XNET CORE SL (RIPE NCC) on 2025-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":118577,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:12+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Xtudio Networks S.L.U. (RIPE NCC) to XNET CORE SL (RIPE NCC) on 2025-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":118577,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:45+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Xtudio Networks S.L.U. (RIPE NCC) to XNET CORE SL (RIPE NCC) on 2025-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":118577,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:43+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Xtudio Networks S.L.U. (RIPE NCC) to XNET CORE SL (RIPE NCC) on 2025-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"b625eb48a4fbea7e":[{"raw_change_id":47469,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:40:44+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Juan Buenache Lopez (RIPE NCC) to XTUDIO NETWORKS S.L.U (RIPE NCC) on 2015-06-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":47469,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:15+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Juan Buenache Lopez (RIPE NCC) to XTUDIO NETWORKS S.L.U (RIPE NCC) on 2015-06-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":47469,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:27+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Juan Buenache Lopez (RIPE NCC) to XTUDIO NETWORKS S.L.U (RIPE NCC) on 2015-06-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":47469,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:04+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Juan Buenache Lopez (RIPE NCC) to XTUDIO NETWORKS S.L.U (RIPE NCC) on 2015-06-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"9c69c2b78e1666c1":[{"raw_change_id":282254,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:47:28+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-05-14 and allocated (dated 2015-05-15) on 2015-05-15. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":282254,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:29+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-05-14 and allocated (dated 2015-05-15) on 2015-05-15. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":282254,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:47+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-05-14 and allocated (dated 2015-05-15) on 2015-05-15. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":282254,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:37+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-05-14 and allocated (dated 2015-05-15) on 2015-05-15. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}