These entries are queried from radb.net using whois, you can try my project getting these.
:AS53209 route: 177.11.136.0/21 origin: AS53209 descr: Proxy-registered route object remarks: This route object is for an Equinix Connect SP customer route which is being exported under this origin AS. notify: br-noc [at] equinix.com mnt-by: MAINT-AS14609 changed: dcoulange [at] equinix.com 20210416 #21:19:29Z source: RADB last-modified: 2023-11-13T16:05:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.11.136.0/21 origin: AS53209 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: farias [at] bgpconsultoria.com.br mnt-by: MAINT-AS53209 source: TC last-modified: 2021-05-05T13:26:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.11.140.0/22 descr: CLARO S.A. Customer origin: AS53209 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240419 source: RADB last-modified: 2024-04-19T14:10:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.11.140.0/23 descr: CLARO S.A. Customer origin: AS53209 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240117 source: RADB last-modified: 2024-01-17T13:44:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.11.142.0/23 descr: CLARO S.A. Customer origin: AS53209 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20231221 source: RADB last-modified: 2023-12-21T13:51:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.233.176.0/21 origin: AS53209 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20210429 #20:28:37Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.233.176.0/21 origin: AS53209 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: farias [at] bgpconsultoria.com.br mnt-by: MAINT-AS53209 source: TC last-modified: 2021-05-05T13:26:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.233.176.0/22 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 AS53209) 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: AS53209 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20180703 source: RADB last-modified: 2023-11-13T15:54:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.233.180.0/22 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 AS53209) 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: AS53209 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20180703 source: RADB last-modified: 2023-11-13T15:54:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:295c::/32 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: the origin AS administrator remarks: (e.g. whois -h whois.registro.br AS53209) remarks: --------------------------------- remarks: This route is from a Vtal 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 BGPVTAL-RADB if you have any remarks: questions regarding this object. remarks: --------------------------------- origin: AS53209 notify: ip-bgp [at] vtal.com mnt-by: MAINT-AS8167 changed: ip-bgp [at] vtal.com 20220405 source: RADB last-modified: 2023-11-13T16:10:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:295c::/32 origin: AS53209 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: farias [at] bgpconsultoria.com.br mnt-by: MAINT-AS53209 source: TC last-modified: 2021-05-05T13:26:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source