These entries are queried from radb.net using whois, you can try my project getting these.
:AS61886 route: 131.0.144.0/22 descr: MC MEIRA PROVEDOR DE ACESSO LTDA origin: AS61886 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS61886 changed: db-admin [at] bgp.net.br 20200817 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: 131.0.144.0/22 descr: ITX-mmanet origin: AS61886 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20170517 #20:31:35Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1acc::/32 descr: ITX-mmanet origin: AS61886 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20170517 #20:37:26Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source