These entries are queried from radb.net using whois, you can try my project getting these.
:AS263909 route: 198.49.132.0/23 origin: AS263909 descr: cliente mnt-by: MAINT-AS53231 changed: davi.silva [at] hostfiber.com.br 20210517 #21:06:55Z source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:12f0::/48 origin: AS263909 descr: HOSTFIBER mnt-by: MAINT-AS53231 changed: larissa.ribeiro [at] hostfiber.com.br 20210517 #18:15:10Z source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source