These entries are queried from radb.net using whois, you can try my project getting these.
:AS12507 route: 46.151.144.0/21 descr: Swift Trace Ltd. org: ORG-STL28-RIPE origin: AS12507 mnt-by: SWIFT-TRACE-MNT created: 2010-12-03T14:20:46Z last-modified: 2022-09-29T09:54:56Z source: RIPE mnt-routes: CRIMEA-MNT mnt-routes: lir-ru-sergienko-1-MNT remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 195.49.200.0/21 origin: AS12507 mnt-by: lir-ru-sergienko-1-MNT created: 2023-12-07T10:47:50Z last-modified: 2023-12-07T10:47:50Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 195.49.200.0/22 origin: AS12507 mnt-by: lir-ru-sergienko-1-MNT created: 2023-12-06T09:02:52Z last-modified: 2023-12-06T09:02:52Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 195.49.206.0/23 origin: AS12507 mnt-by: lir-ru-sergienko-1-MNT created: 2023-12-06T09:03:58Z last-modified: 2023-12-06T09:03:58Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid