These entries are queried from radb.net using whois, you can try my project getting these.
:AS50829 route: 194.247.2.0/23 descr: CORPONET-NET descr: Warsaw, Poland origin: AS50829 mnt-by: CORPONET-MNT created: 2010-04-06T13:50:18Z last-modified: 2010-04-06T13:50:18Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a10:f781:10:3284::/64 origin: AS50829 descr: EPIX-LORA-ELPOLTEL mnt-by: EPOLUDNIE-MNT mnt-by: EPOLUDNIE-MP-MNT mnt-lower: EPOLUDNIE-MNT mnt-lower: EPOLUDNIE-MP-MNT created: 2022-05-16T07:00:57Z last-modified: 2022-05-16T07:00:57Z 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: not_found # No ROAs found, or RPKI validation not enabled for source