These entries are queried from radb.net using whois, you can try my project getting these.
:AS265731 route: 192.140.126.0/24 descr: proxy for NIC.ar route origin: AS265731 mnt-by: MAINT-AS22548 changed: noc [at] registro.br 20180809 #13:40:43Z source: RADB last-modified: 2023-11-13T15:54:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:140:dddd::/48 descr: proxy for NIC.ar route6 origin: AS265731 mnt-by: MAINT-AS22548 changed: noc [at] registro.br 20180917 #22:29:15Z source: RADB last-modified: 2023-11-13T15:54:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source