These entries are queried from radb.net using whois, you can try my project getting these.
:AS271298 route: 200.53.84.0/22 origin: AS271298 descr: AS271298 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20210217 #12:47:13Z source: RADB last-modified: 2023-11-13T16:03:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.53.84.0/22 origin: AS271298 descr: Oaris Network ROUTE PREFIX 200.53.84.0/22 admin-c: PALSI26-NICBR tech-c: JRMME33-NICBR mnt-by: MAINT-AS271298 source: TC last-modified: 2022-12-14T12:27:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.53.84.0/23 descr: CLARO S.A. Customer origin: AS271298 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230710 source: RADB last-modified: 2023-11-13T16:17:42Z rpki-ov-state: valid route: 200.53.84.0/24 descr: CLARO S.A. Customer origin: AS271298 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230822 source: RADB last-modified: 2023-11-13T16:18:17Z rpki-ov-state: valid route: 200.53.85.0/24 origin: AS271298 descr: Proxy Route G8 mnt-by: MAINT-AS28329 changed: sistemas [at] g8.net.br 20230831 #00:50:57Z source: RADB last-modified: 2023-11-13T16:18:20Z rpki-ov-state: valid route: 200.53.86.0/23 descr: CLARO S.A. Customer origin: AS271298 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230707 source: RADB last-modified: 2023-11-13T16:17:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.53.86.0/24 origin: AS271298 descr: AS271298 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240319 # 1436Z source: RADB last-modified: 2024-03-19T14:36:47Z rpki-ov-state: valid route: 200.53.87.0/24 descr: CLARO S.A. Customer origin: AS271298 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230707 source: RADB last-modified: 2023-11-13T16:17:42Z rpki-ov-state: valid route6: 2804:7950::/32 origin: AS271298 descr: Oaris Network ROUTE6 PREFIX 2804:7950::/32 admin-c: PALSI26-NICBR tech-c: JRMME33-NICBR mnt-by: MAINT-AS271298 source: TC last-modified: 2022-12-14T12:28:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7950::/32 origin: AS271298 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. mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200917 #19:44:05Z source: RADB last-modified: 2023-11-13T16:01:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7950::/33 origin: AS271298 descr: AS271298 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20210217 #12:44:31Z source: RADB last-modified: 2023-11-13T16:03:38Z rpki-ov-state: valid route6: 2804:7950:8000::/33 descr: CLARO S.A. Customer origin: AS271298 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230711 source: RADB last-modified: 2023-11-13T16:17:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7950:8000::/40 origin: AS271298 descr: AS271298 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240319 # 1437Z source: RADB last-modified: 2024-03-19T14:37:19Z rpki-ov-state: valid