These entries are queried from radb.net using whois, you can try my project getting these.
:AS271632 route: 45.172.192.0/22 descr: MIRANTE NETWORK COMUNICACAO LTDA origin: AS271632 notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 changed: marcos [at] mestelecom.com.br 20221209 source: TC last-modified: 2022-12-13T10:56:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.172.192.0/22 descr: CLARO S.A. Customer origin: AS271632 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221214 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.172.192.0/23 descr: MIRANTE NETWORK COMUNICACAO LTDA origin: AS271632 notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 changed: marcos [at] mestelecom.com.br 20221209 source: TC last-modified: 2022-12-13T10:56:49Z rpki-ov-state: valid route: 45.172.192.0/23 descr: CLARO S.A. Customer origin: AS271632 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221214 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 45.172.192.0/24 descr: MIRANTE NETWORK COMUNICACAO LTDA origin: AS271632 notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 changed: marcos [at] mestelecom.com.br 20221209 source: TC last-modified: 2022-12-13T10:56:49Z rpki-ov-state: valid route: 45.172.192.0/24 descr: CLARO S.A. Customer origin: AS271632 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221214 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 45.172.193.0/24 descr: MIRANTE NETWORK COMUNICACAO LTDA origin: AS271632 notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 changed: marcos [at] mestelecom.com.br 20221209 source: TC last-modified: 2022-12-13T10:56:49Z rpki-ov-state: valid route: 45.172.193.0/24 descr: CLARO S.A. Customer origin: AS271632 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221214 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 45.172.194.0/23 descr: MIRANTE NETWORK COMUNICACAO LTDA origin: AS271632 notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 changed: marcos [at] mestelecom.com.br 20221209 source: TC last-modified: 2022-12-13T10:56:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.172.194.0/24 descr: MIRANTE NETWORK COMUNICACAO LTDA origin: AS271632 notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 changed: marcos [at] mestelecom.com.br 20221209 source: TC last-modified: 2022-12-13T10:56:49Z rpki-ov-state: valid route: 45.172.194.0/24 descr: CLARO S.A. Customer origin: AS271632 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230116 source: RADB last-modified: 2023-11-13T16:13:30Z rpki-ov-state: valid route: 45.172.195.0/24 descr: MIRANTE NETWORK COMUNICACAO LTDA origin: AS271632 notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 changed: marcos [at] mestelecom.com.br 20221209 source: TC last-modified: 2022-12-13T10:56:49Z rpki-ov-state: valid route: 131.72.246.0/24 descr: CLARO S.A. Customer origin: AS271632 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220715 source: RADB last-modified: 2023-11-13T16:11:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7e90::/32 origin: AS271632 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: marcos [at] mestelecom.com.br mnt-by: MAINT-AS271632 source: TC last-modified: 2022-12-13T10:49:25Z rpki-ov-state: valid route6: 2804:7e90::/32 origin: AS271632 descr: Globenet Customer - Telium - Mirante Network Comunicacao Ltda mnt-by: MAINT-AS52320 changed: leonardo.almeida [at] globenet.net 20210902 #19:45:37Z source: RADB last-modified: 2023-11-13T16:08:09Z rpki-ov-state: valid route6: 2804:7e90::/38 descr: CLARO S.A. Customer origin: AS271632 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220921 source: RADB last-modified: 2023-11-13T16:12:30Z rpki-ov-state: valid