These entries are queried from radb.net using whois, you can try my project getting these.
:AS271436 route: 181.233.56.0/22 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T18:32:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.56.0/22 origin: AS271436 descr: Globenet CUSTOMER - Lumem - VTAL - IMPACTO NET TELECOM mnt-by: MAINT-AS52320 changed: lucas.franca [at] globenet.net 20220307 #18:05:38Z source: RADB last-modified: 2023-11-13T16:09:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.56.0/23 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T18:32:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.56.0/24 descr: CLARO S.A. Customer origin: AS271436 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220817 source: RADB last-modified: 2023-11-13T16:12:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.56.0/24 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T18:32:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.57.0/24 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T18:32:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.57.0/24 descr: CLARO S.A. Customer origin: AS271436 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220817 source: RADB last-modified: 2023-11-13T16:12:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.58.0/23 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T18:32:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.58.0/24 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T18:32:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.58.0/24 descr: CLARO S.A. Customer origin: AS271436 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220817 source: RADB last-modified: 2023-11-13T16:12:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.59.0/24 descr: CLARO S.A. Customer origin: AS271436 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220817 source: RADB last-modified: 2023-11-13T16:12:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.233.59.0/24 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T18:32:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7b84::/32 descr: IMPACTO NET TELECOM origin: AS271436 notify: lhcora [at] impactonettelecom.com mnt-by: MAINT-AS271436 changed: atendimento1 [at] k3gsolutions.com.br 20220325 source: TC last-modified: 2022-03-25T19:05:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7b84::/32 descr: PROXY FOR OUR CUSTOMER CONE origin: AS271436 mnt-by: MAINT-AS61884 changed: noc [at] ollatelecom.com.br 20211014 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7b84::/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 AS271436) 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: AS271436 notify: ip-bgp [at] oi.net.br mnt-by: MAINT-AS8167 changed: ip-bgp [at] oi.net.br 20210818 source: RADB last-modified: 2023-11-13T16:08:03Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7b84:ff00::/40 descr: CLARO S.A. Customer origin: AS271436 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221020 source: RADB last-modified: 2023-11-13T16:12:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source