These entries are queried from radb.net using whois, you can try my project getting these.
:AS272568 route6: 2804:8544::/32 origin: AS272568 descr: CUSTOMER - SAMM - FIBERLINK - Fastweb Telecom Sistemas de Comunicações Ltda mnt-by: MAINT-AS52551 changed: cgr.samm [at] grupoccr.com.br 20231207 # 1608Z source: RADB last-modified: 2023-12-07T16:08:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:8544::/32 origin: AS272568 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: alberto [at] fastwebtelecom.com.br mnt-by: MAINT-AS272568 source: TC last-modified: 2022-01-18T10:21:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source