These entries are queried from radb.net using whois, you can try my project getting these.
:AS271353 route: 190.52.76.0/22 origin: AS271353 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: gacosta [at] br.digital 20210715 #17:10:03Z source: RADB last-modified: 2023-11-13T16:07:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.52.76.0/23 origin: AS271353 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] gestorisp.com.br mnt-by: MAINT-AS271353 source: TC last-modified: 2024-01-03T21:24:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 190.52.77.0/24 descr: CLARO S.A. Customer origin: AS271353 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230323 source: RADB last-modified: 2023-11-13T16:15:37Z rpki-ov-state: valid route: 190.52.78.0/24 origin: AS271353 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] gestorisp.com.br mnt-by: MAINT-AS271353 source: TC last-modified: 2024-01-03T21:24:01Z rpki-ov-state: valid route: 190.52.78.0/24 origin: AS271353 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 20230314 #13:21:11Z source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: valid route6: 2804:7a30::/32 origin: AS271353 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: noc [at] gestorisp.com.br mnt-by: MAINT-AS271353 source: TC last-modified: 2024-01-03T21:24:01Z rpki-ov-state: valid route6: 2804:7a30::/32 origin: AS271353 descr: Proxy route registration for AS271353 remarks: This route object is for a ALOO Telecom customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some ALOO Telecom peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact bgp [at] alootelecom.com.br if you have any remarks: questions regarding this object. mnt-by: MAINT-AS61568 notify: noc [at] alootelecom.com.br changed: noc [at] alootelecom.com.br 20201007 #13:22:08Z source: RADB last-modified: 2023-11-13T16:12:27Z rpki-ov-state: valid route6: 2804:7a30::/47 descr: CLARO S.A. Customer origin: AS271353 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230323 source: RADB last-modified: 2023-11-13T16:15:37Z rpki-ov-state: valid