These entries are queried from radb.net using whois, you can try my project getting these.
:AS210899 route: 45.137.105.0/24 origin: AS210899 mnt-by: NETWORK-SUPPORT-MNT mnt-by: neftm-mnt created: 2021-08-16T11:45:33Z last-modified: 2021-08-16T11:48:34Z 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