These entries are queried from radb.net using whois, you can try my project getting these.
:AS270574 route: 200.26.240.0/22 origin: AS270574 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: rrnetsjp [at] gmail.com mnt-by: MAINT-AS270574 source: TC last-modified: 2022-01-04T03:23:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.26.240.0/23 origin: AS270574 descr: AS270574 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20220729 #18:40:35Z source: RADB last-modified: 2023-11-13T16:11:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6e14::/32 origin: AS270574 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: rrnetsjp [at] gmail.com mnt-by: MAINT-AS270574 source: TC last-modified: 2022-01-04T03:23:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6e14::/33 origin: AS270574 descr: AS270574 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20220729 #18:41:31Z source: RADB last-modified: 2023-11-13T16:11:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source