These entries are queried from radb.net using whois, you can try my project getting these.
:AS266470 route: 170.83.152.0/22 descr: Toni Miranda Caldas origin: AS266470 notify: redes [at] pinpoint.com.br mnt-by: MAINT-AS52871 changed: amascarenhas [at] pinpoint.com.br 20180126 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.152.0/22 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 AS266470) 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: AS266470 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20171208 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.152.0/23 descr: Proxy Object : Cliente ITS_Transito IP: Toni Miranda Caldas 99850923504 origin: AS266470 mnt-by: MAINT-AS28186 changed: marcelo [at] itsbrasil.net 20181127 #20:38:39Z source: RADB last-modified: 2023-11-13T15:55:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.152.0/24 descr: Proxy Object : Cliente ITS_Transito IP: Toni Miranda Caldas 99850923504 origin: AS266470 mnt-by: MAINT-AS28186 changed: marcelo [at] itsbrasil.net 20181127 #20:38:39Z source: RADB last-modified: 2023-11-13T15:55:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.153.0/24 descr: Proxy Object : Cliente ITS_Transito IP: Toni Miranda Caldas 99850923504 origin: AS266470 mnt-by: MAINT-AS28186 changed: marcelo [at] itsbrasil.net 20181127 #20:38:39Z source: RADB last-modified: 2023-11-13T15:55:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.154.0/23 descr: Proxy Object : Cliente ITS_Transito IP: Toni Miranda Caldas 99850923504 origin: AS266470 mnt-by: MAINT-AS28186 changed: marcelo [at] itsbrasil.net 20181127 #20:38:39Z source: RADB last-modified: 2023-11-13T15:55:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.154.0/24 descr: Proxy Object : Cliente ITS_Transito IP: Toni Miranda Caldas 99850923504 origin: AS266470 mnt-by: MAINT-AS28186 changed: marcelo [at] itsbrasil.net 20181127 #20:38:39Z source: RADB last-modified: 2023-11-13T15:55:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.155.0/24 descr: Proxy Object : Cliente ITS_Transito IP: Toni Miranda Caldas 99850923504 origin: AS266470 mnt-by: MAINT-AS28186 changed: marcelo [at] itsbrasil.net 20181127 #20:38:39Z source: RADB last-modified: 2023-11-13T15:55:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3854::/32 descr: Toni Miranda Caldas origin: AS266470 notify: redes [at] pinpoint.com.br mnt-by: MAINT-AS52871 changed: amascarenhas [at] pinpoint.com.br 20180126 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3854::/32 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 AS266470) 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: AS266470 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20171208 source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source