These entries are queried from radb.net using whois, you can try my project getting these.
:AS267637 route: 45.224.36.0/22 descr: Tecnoserver Infosolu\xe7\xf5es Com. S. Produtos de Info. origin: AS267637 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS267637 changed: db-admin [at] bgp.net.br 20191003 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.224.36.0/22 descr: G8 Customer Proxy Route origin: AS267637 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20220105 source: RADB last-modified: 2023-11-13T16:09:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4484::/32 descr: PROXY FOR OPENX CUSTOMER origin: AS267637 mnt-by: MAINT-AS263444 notify: registro [at] openx.com.br changed: registro [at] openx.com.br 20210518 remarks: Tue May 18 14:20:37 2021 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source