These entries are queried from radb.net using whois, you can try my project getting these.
:AS206621 route: 141.105.136.0/24 origin: AS206621 mnt-by: mnt-ua-obg-1 created: 2021-05-27T17:54:04Z last-modified: 2021-05-27T17:54:04Z 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: 212.87.170.0/23 origin: AS206621 mnt-by: mnt-ua-obg-1 created: 2020-03-20T06:40:00Z last-modified: 2023-02-11T19:41:33Z 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: 212.87.180.0/23 origin: AS206621 mnt-by: mnt-ua-obg-1 created: 2022-02-02T18:30:45Z last-modified: 2023-02-11T19:41:59Z 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