These entries are queried from radb.net using whois, you can try my project getting these.
:AS263285 route: 186.235.252.0/22 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: origin AS administrator remarks: (e.g. whois -h whois.registro.br AS263285) remarks: --------------------------------- remarks: This route is from a Oi customer which remarks: is being exported under origin AS below. remarks: It was created by us because no other remarks: route object with the same origin was found. remarks: --------------------------------- remarks: Please contact BGPOI-RADB if you have any remarks: questions regarding this object. remarks: --------------------------------- origin: AS263285 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20171108 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: valid route: 186.235.252.0/23 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:02Z rpki-ov-state: valid route: 186.235.252.0/24 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:02Z rpki-ov-state: valid route: 186.235.253.0/24 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:02Z rpki-ov-state: valid route: 186.235.254.0/23 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:02Z rpki-ov-state: valid route: 186.235.254.0/24 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:02Z rpki-ov-state: valid route: 186.235.255.0/24 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:02Z rpki-ov-state: valid route6: 2804:1664::/32 descr: Solicitado por TPA Telecomunicacoes. Dic 02 2014. origin: AS263285 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20150105 #16:31:46Z source: RADB last-modified: 2023-11-13T15:47:02Z rpki-ov-state: valid route6: 2804:1664::/33 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:39Z rpki-ov-state: valid route6: 2804:1664::/34 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:39Z rpki-ov-state: valid route6: 2804:1664:4000::/34 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:39Z rpki-ov-state: valid route6: 2804:1664:8000::/33 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:39Z rpki-ov-state: valid route6: 2804:1664:8000::/34 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:39Z rpki-ov-state: valid route6: 2804:1664:c000::/34 descr: Tiago Silva Provedores ME origin: AS263285 mnt-by: MAINT-AS263285 changed: jmartins [at] youisp.com.br 20220526 source: TC last-modified: 2022-05-27T00:03:39Z rpki-ov-state: valid