These entries are queried from radb.net using whois, you can try my project getting these.
:AS263555 route: 131.0.252.0/22 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 notify: db-admin [at] bgp.net.br changed: db-admin [at] bgp.net.br 20171005 #15:02:44(BRT) 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: 131.0.252.0/22 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.0.252.0/23 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.0.252.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.0.253.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.0.254.0/23 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.0.254.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.0.255.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.220.0/22 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.220.0/23 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.220.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.221.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.222.0/23 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.222.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.223.0/24 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:ee0::/32 descr: infinity brasil telecom ltda me origin: AS263555 mnt-by: MAINT-AS263555 changed: junior [at] routerx.net.br 20191209 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source