These entries are queried from radb.net using whois, you can try my project getting these.
:AS205513 route: 31.129.248.0/23 origin: AS205513 mnt-by: SYNDICATE-MNT created: 2023-08-19T19:11:50Z last-modified: 2023-08-19T19:11:50Z 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: 31.129.250.0/24 origin: AS205513 mnt-by: SYNDICATE-MNT created: 2023-08-19T19:14:08Z last-modified: 2023-08-19T19:14:08Z 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: 185.190.151.0/24 descr: ISP ForYouNet origin: AS205513 mnt-by: Chumakov-MNT mnt-by: K-Link-MNT mnt-by: MUFF-MNT mnt-by: ua-k-link-1-mnt created: 2017-08-02T21:08:42Z last-modified: 2017-08-02T21:08:42Z 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