These entries are queried from radb.net using whois, you can try my project getting these.
:AS52822 route: 177.72.88.0/21 descr: AS52822 origin: AS52822 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20160215 #12:27:42Z source: RADB last-modified: 2023-11-13T15:48:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:bbc::/32 descr: Transito BR Simples to R e R Informatica LTDA origin: AS52822 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20180628 source: RADB last-modified: 2023-11-13T15:54:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source