These entries are queried from radb.net using whois, you can try my project getting these.
:AS270839 route: 179.0.172.0/22 origin: AS270839 descr: NB TELECOM proxy-registered route object for customer AS 270839 mnt-by: MAINT-AS28338 changed: noc [at] nbtelecom.com.br 20200826 #19:07:30Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7234::/32 origin: AS270839 descr: FORTE-CUSTOMER mnt-by: MAINT-AS263009 changed: vitor [at] fortetelecom.com.br 20210126 #16:15:09Z source: RADB last-modified: 2023-11-13T16:03:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source