These entries are queried from radb.net using whois, you can try my project getting these.
:AS266073 route: 45.4.148.0/22 descr: AS266073 origin: AS266073 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20170315 #20:02:17Z source: RADB last-modified: 2023-11-13T15:50:53Z rpki-ov-state: valid route: 45.4.148.0/22 descr: POINTNET-PROVEDOR origin: AS266073 member-of: AS266073:RS-ROUTES notify: suporte [at] pointnetprovedor.net.br geoidx: BR geoidx: BRA geoidx: 076 geoidx: BR-PE geoidx: Surubim mnt-by: MAINT-AS266073 changed: suporte [at] pointnetprovedor.net.br 20240326 source: TC last-modified: 2024-03-26T20:49:59Z rpki-ov-state: valid route6: 2804:3a24::/32 origin: AS266073 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: suporte [at] pointnetprovedor.net.br mnt-by: MAINT-AS266073 source: TC last-modified: 2024-03-26T20:45:03Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3a24::/32 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. origin: AS266073 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200730 source: RADB last-modified: 2023-11-13T16:01:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3a24::/33 origin: AS266073 descr: AS266073 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20190904 #17:27:41Z source: RADB last-modified: 2023-11-13T15:57:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source