These entries are queried from radb.net using whois, you can try my project getting these.
:AS266333 route: 170.238.228.0/22 origin: AS266333 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: ondanet [at] ondanetitajobi.com.br mnt-by: MAINT-AS266333 source: TC last-modified: 2021-05-05T18:36:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.228.0/22 origin: AS266333 descr: ONDANET-CUSTOMER admin-c: ALA64 tech-c: ARNBE4 notify: noc [at] n4telecom.com.br mnt-by: MAINT-AS262505 changed: arthur [at] n4telecom.com.br 20231206 # 1331Z source: RADB last-modified: 2023-12-06T13:31:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3634::/32 origin: AS266333 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: ondanet [at] ondanetitajobi.com.br mnt-by: MAINT-AS266333 source: TC last-modified: 2021-05-05T18:36:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3634::/32 origin: AS266333 descr: ONDANET-CUSTOMER admin-c: ANDRE ANDRADE tech-c: ARTHUR BERNARDES notify: noc [at] n4telecom.com.br mnt-by: MAINT-AS262505 changed: arthur [at] n4telecom.com.br 20200629 #01:42:58Z source: RADB last-modified: 2023-11-13T16:01:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source