These entries are queried from radb.net using whois, you can try my project getting these.
:AS266174 route: 160.19.252.0/22 origin: AS266174 descr: INSTITUTO FEDERAL DE E. C. E TENOLOGIA DO RN mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200309 #02:58:24Z source: RADB last-modified: 2023-11-13T16:00:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:1c90::/48 origin: AS266174 descr: INSTITUTO FEDERAL DE E. C. E TENOLOGIA DO RN mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200309 #02:57:49Z source: RADB last-modified: 2023-11-13T16:00:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source