These entries are queried from radb.net using whois, you can try my project getting these.
:AS264915 route: 168.228.220.0/22 origin: AS264915 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: buritinet [at] gmail.com mnt-by: MAINT-AS264915 source: TC last-modified: 2022-01-26T21:03:56Z rpki-ov-state: valid route: 168.228.220.0/22 origin: AS264915 descr: AS264915 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240131 # 0211Z source: RADB last-modified: 2024-01-31T02:11:02Z rpki-ov-state: valid route: 168.228.220.0/23 origin: AS264915 descr: AS264915 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200312 #19:01:24Z source: RADB last-modified: 2023-11-13T16:00:10Z rpki-ov-state: valid route: 168.228.222.0/23 origin: AS264915 descr: AS264915 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200312 #19:02:02Z source: RADB last-modified: 2023-11-13T16:00:10Z rpki-ov-state: valid route6: 2804:2fd8::/32 origin: AS264915 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: buritinet [at] gmail.com mnt-by: MAINT-AS264915 source: TC last-modified: 2022-01-26T21:03:56Z rpki-ov-state: valid route6: 2804:2fd8::/32 descr: CLARO S.A. Customer origin: AS264915 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180823 source: RADB last-modified: 2023-11-13T15:54:28Z rpki-ov-state: valid route6: 2804:43f8::/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: AS264915 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200721 source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source