{"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":"185.97.100.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/185.97.100.0-185.97.103.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2015-04-22)"},"current_holder":{"rir":"RIPE NCC","org":"K-SYS SA","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":48515,"date":"2015-06-25T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Swiss Ortho Trauma SA","recipient_org":"K-SYS SA","range":"185.97.100.0/22","log":"RIPE NCC"}],"events":[{"event_id":"d6320b095fb6a75b","registry":"RIPE NCC","report_date":"2023-08-10","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"185.97.100.0/22","start":"185.97.100.0","end":"185.97.103.255","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":"2026-10-14T00:13:47+00:00","page":"https://rirtracker.com/ip/185.97.100.0-185.97.103.255/#e-d6320b095fb6a75b","report_page":"https://rirtracker.com/ripe/reports/2023-08-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.97.100.0-185.97.103.255.json","observed":"185.97.100.0/22 reserved on 2023-08-09, allocated on 2023-08-10","explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2023-08-09 and allocated (dated 2015-04-22) on 2023-08-10. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230810.bz2","retrieved_at":"2026-10-13T00:09:07+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.97.100.0/22 reserved on 2023-08-09, allocated on 2023-08-10"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230809.bz2","retrieved_at":"2026-10-13T00:09:04+00:00","summary":"RIPE NCC delegated statistics 2023-08-09 (produced 2023-08-09T21:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230810.bz2","retrieved_at":"2026-10-13T00:09:07+00:00","summary":"RIPE NCC delegated statistics 2023-08-10 (produced 2023-08-10T21:59:59+00:00), after the change: allocated (dated 2015-04-22)"}]},{"event_id":"e5f2b25985c06764","registry":"RIPE NCC","report_date":"2023-07-13","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"185.97.100.0/22","start":"185.97.100.0","end":"185.97.103.255","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":"2026-10-14T00:13:40+00:00","page":"https://rirtracker.com/ip/185.97.100.0-185.97.103.255/#e-e5f2b25985c06764","report_page":"https://rirtracker.com/ripe/reports/2023-07-13/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.97.100.0-185.97.103.255.json","observed":"185.97.100.0/22 allocated on 2023-07-12, reserved on 2023-07-13","hold":{"hold_rule_source_url":"https://www.ripe.net/manage-ips-and-asns/resource-management/quarantine-for-returned-internet-number-resources","hold_rule_days":180,"estimated_hold_end":"2024-01-09","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2015-04-22) on 2023-07-12 and reserved on 2023-07-13. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2024-01-09. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230713.bz2","retrieved_at":"2026-10-13T00:06:57+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.97.100.0/22 allocated on 2023-07-12, reserved on 2023-07-13"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230712.bz2","retrieved_at":"2026-10-13T00:06:54+00:00","summary":"RIPE NCC delegated statistics 2023-07-12 (produced 2023-07-12T21:59:59+00:00), before the change: allocated (dated 2015-04-22)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230713.bz2","retrieved_at":"2026-10-13T00:06:57+00:00","summary":"RIPE NCC delegated statistics 2023-07-13 (produced 2023-07-13T21:59:59+00:00), after the change: reserved"}]},{"event_id":"8589ecf46b4c7a4e","registry":"RIPE NCC","report_date":"2015-06-25","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"185.97.100.0/22","start":"185.97.100.0","end":"185.97.103.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Swiss Ortho Trauma SA","recipient_organization":"K-SYS SA","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/185.97.100.0-185.97.103.255/#e-8589ecf46b4c7a4e","report_page":"https://rirtracker.com/ripe/reports/2015-06-25/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.97.100.0-185.97.103.255.json","observed":"Transfer: Swiss Ortho Trauma SA (RIPE NCC) to K-SYS SA (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Swiss Ortho Trauma SA (RIPE NCC) to K-SYS SA (RIPE NCC) on 2015-06-25 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 2015-06-25 19:00 UTC, Swiss Ortho Trauma SA (RIPE NCC) to K-SYS SA (RIPE NCC); resources moved: 185.97.100.0/22"},{"type":"delegated_before","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), before the change: allocated (dated 2015-04-22)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150625.bz2","retrieved_at":"2026-10-12T20:35:25+00:00","summary":"RIPE NCC delegated statistics 2015-06-25 (produced 2015-06-25T21:59:59+00:00), after the change: allocated (dated 2015-04-22)"}]},{"event_id":"1b1eb99d6ea72ae2","registry":"RIPE NCC","report_date":"2015-04-22","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"185.97.100.0/22","start":"185.97.100.0","end":"185.97.103.255","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":"2026-10-13T23:59:33+00:00","page":"https://rirtracker.com/ip/185.97.100.0-185.97.103.255/#e-1b1eb99d6ea72ae2","report_page":"https://rirtracker.com/ripe/reports/2015-04-22/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.97.100.0-185.97.103.255.json","observed":"185.97.100.0/22 available on 2015-04-21, allocated on 2015-04-22","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-04-21 and allocated (dated 2015-04-22) on 2015-04-22. 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-20150422.bz2","retrieved_at":"2026-10-12T20:31:35+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.97.100.0/22 available on 2015-04-21, allocated on 2015-04-22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150421.bz2","retrieved_at":"2026-10-12T20:31:32+00:00","summary":"RIPE NCC delegated statistics 2015-04-21 (produced 2015-04-21T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150422.bz2","retrieved_at":"2026-10-12T20:31:35+00:00","summary":"RIPE NCC delegated statistics 2015-04-22 (produced 2015-04-22T21:59:59+00:00), after the change: allocated (dated 2015-04-22)"}]}],"classification_history":{"d6320b095fb6a75b":[{"raw_change_id":487821,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T06:19:18+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2023-08-09 and allocated (dated 2015-04-22) on 2023-08-10. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."},{"raw_change_id":487821,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:08+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2023-08-09 and allocated (dated 2015-04-22) on 2023-08-10. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."},{"raw_change_id":487821,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:19+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2023-08-09 and allocated (dated 2015-04-22) on 2023-08-10. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."},{"raw_change_id":487821,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-14T00:13:47+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2023-08-09 and allocated (dated 2015-04-22) on 2023-08-10. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."}],"e5f2b25985c06764":[{"raw_change_id":485870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:17:45+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2015-04-22) on 2023-07-12 and reserved on 2023-07-13. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2024-01-09. This does not confirm availability."},{"raw_change_id":485870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:03+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2015-04-22) on 2023-07-12 and reserved on 2023-07-13. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2024-01-09. This does not confirm availability."},{"raw_change_id":485870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:13+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2015-04-22) on 2023-07-12 and reserved on 2023-07-13. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2024-01-09. This does not confirm availability."},{"raw_change_id":485870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:13:40+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2015-04-22) on 2023-07-12 and reserved on 2023-07-13. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2024-01-09. This does not confirm availability."}],"8589ecf46b4c7a4e":[{"raw_change_id":47482,"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 Swiss Ortho Trauma SA (RIPE NCC) to K-SYS SA (RIPE NCC) on 2015-06-25 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":47482,"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 Swiss Ortho Trauma SA (RIPE NCC) to K-SYS SA (RIPE NCC) on 2015-06-25 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":47482,"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 Swiss Ortho Trauma SA (RIPE NCC) to K-SYS SA (RIPE NCC) on 2015-06-25 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":47482,"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 Swiss Ortho Trauma SA (RIPE NCC) to K-SYS SA (RIPE NCC) on 2015-06-25 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"1b1eb99d6ea72ae2":[{"raw_change_id":281144,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:46:54+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-04-21 and allocated (dated 2015-04-22) on 2015-04-22. 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":281144,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:25+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-04-21 and allocated (dated 2015-04-22) on 2015-04-22. 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":281144,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:43+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-04-21 and allocated (dated 2015-04-22) on 2015-04-22. 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":281144,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:33+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-04-21 and allocated (dated 2015-04-22) on 2015-04-22. 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"}}