These entries are queried from radb.net using whois, you can try my project getting these.
:AS269646 route: 45.190.252.0/22 descr: G4 TELECOM origin: AS269646 notify: noc [at] dfsolutions.com.br mnt-by: MAINT-AS269646 changed: noc [at] dfsolutions.com.br 20211205 source: TC last-modified: 2021-12-05T11:57:41Z rpki-ov-state: valid route: 45.190.252.0/22 origin: AS269646 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: glcastro [at] br.digital 20240410 # 1730Z source: RADB last-modified: 2024-04-10T17:30:17Z rpki-ov-state: valid route: 45.190.252.0/23 descr: G4 TELECOM origin: AS269646 notify: noc [at] dfsolutions.com.br mnt-by: MAINT-AS269646 changed: noc [at] dfsolutions.com.br 20211205 source: TC last-modified: 2021-12-05T11:57:41Z rpki-ov-state: valid route: 45.190.252.0/23 descr: CLARO S.A. Customer origin: AS269646 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: valid route: 45.190.252.0/24 origin: AS269646 descr: AS269646 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200402 #18:49:05Z source: RADB last-modified: 2023-11-13T16:00:18Z rpki-ov-state: valid route: 45.190.253.0/24 origin: AS269646 descr: AS269646 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200402 #18:49:37Z source: RADB last-modified: 2023-11-13T16:00:18Z rpki-ov-state: valid route: 45.190.254.0/23 descr: G4 TELECOM origin: AS269646 notify: noc [at] dfsolutions.com.br mnt-by: MAINT-AS269646 changed: noc [at] dfsolutions.com.br 20211205 source: TC last-modified: 2021-12-05T11:57:41Z rpki-ov-state: valid route: 45.190.254.0/24 origin: AS269646 descr: AS269646 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200402 #18:50:06Z source: RADB last-modified: 2023-11-13T16:00:18Z rpki-ov-state: valid route: 45.190.255.0/24 origin: AS269646 descr: AS269646 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200402 #18:51:00Z source: RADB last-modified: 2023-11-13T16:00:18Z rpki-ov-state: valid route6: 2804:67b8::/32 descr: G4 TELECOM origin: AS269646 notify: noc [at] dfsolutions.com.br mnt-by: MAINT-AS269646 changed: noc [at] dfsolutions.com.br 20211205 source: TC last-modified: 2021-12-05T11:56:29Z rpki-ov-state: valid route6: 2804:67b8::/32 origin: AS269646 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: glcastro [at] br.digital 20240410 # 1731Z source: RADB last-modified: 2024-04-10T17:31:04Z rpki-ov-state: valid