These entries are queried from radb.net using whois, you can try my project getting these.
:AS263960 route: 138.255.84.0/22 descr: G8 Networks origin: AS263960 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20190605 source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.84.0/23 origin: AS263960 descr: AS263960 changed: rodrigo [at] 1telecom.com.br 20181206 #19:04:00Z source: RADB mnt-by: MAINT-AS52965 last-modified: 2023-11-13T15:55:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.86.0/23 origin: AS263960 descr: AS263960 changed: rodrigo [at] 1telecom.com.br 20181206 #19:03:12Z source: RADB mnt-by: MAINT-AS52965 last-modified: 2023-11-13T15:55:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2864::/32 descr: G8 Networks origin: AS263960 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20190605 source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source