These entries are queried from radb.net using whois, you can try my project getting these.
:AS266024 route6: 2804:394c::/32 descr: AS266024 origin: AS266024 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20170220 #02:24:40Z source: RADB last-modified: 2023-11-13T15:50:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:394c::/33 origin: AS266024 descr: AGRESTE ONLINE LTDA - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200123 #14:47:28Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:394c:8000::/33 origin: AS266024 descr: AGRESTE ONLINE LTDA - ME mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200123 #14:48:05Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source