These entries are queried from radb.net using whois, you can try my project getting these.
:AS263154 route: 138.59.236.0/22 descr: Avancar Engenharia de Computacao EIRELI origin: AS263154 mnt-by: MAINT-AS263154 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20190515 #19:45:50(-03) 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: 170.247.44.0/22 descr: Avancar Engenharia de Computacao EIRELI origin: AS263154 mnt-by: MAINT-AS263154 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20190515 #19:45:50(-03) 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: 170.254.196.0/22 descr: Avancar Engenharia de Computacao EIRELI origin: AS263154 mnt-by: MAINT-AS263154 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20190515 #19:45:50(-03) source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:178c::/32 descr: Rota Cliente AS263154 Criado por Durand origin: AS263154 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20140728 #19:07:32Z source: RADB last-modified: 2023-11-13T15:46:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source