These entries are queried from radb.net using whois, you can try my project getting these.
:AS263660 route: 177.221.48.0/21 origin: AS263660 descr: FIESC mnt-by: MAINT-AS1916 changed: registro [at] rnp.br 20210205 #17:58:20Z source: RADB last-modified: 2023-11-13T16:03:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:800::/48 origin: AS263660 descr: FIESC mnt-by: MAINT-AS1916 changed: registro [at] rnp.br 20210205 #17:59:02Z source: RADB last-modified: 2023-11-13T16:03:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source