These entries are queried from radb.net using whois, you can try my project getting these.
:AS264358 route: 131.161.12.0/22 descr: G8 Customer Proxy Route origin: AS264358 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br source: RADB last-modified: 2024-04-18T23:00:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1d48::/32 descr: PROXY FOR OPENX CUSTOMER origin: AS264358 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20211001 remarks: Fri Oct 1 13:11:00 2021 source: RADB last-modified: 2023-11-13T16:08:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source