These entries are queried from radb.net using whois, you can try my project getting these.
:AS53172 route: 143.137.8.0/22 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 143.137.8.0/22 descr: G8 Customer Proxy Route origin: AS53172 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20210121 source: RADB last-modified: 2023-11-13T16:03:24Z rpki-ov-state: valid route: 143.137.8.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 143.137.8.0/23 descr: CLARO S.A. Customer origin: AS53172 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: valid route: 143.137.8.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 143.137.9.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 143.137.10.0/23 descr: CLARO S.A. Customer origin: AS53172 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: valid route: 143.137.10.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 143.137.10.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 143.137.11.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.64.0/20 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240416 source: RADB last-modified: 2024-04-16T17:26:39Z rpki-ov-state: valid route: 186.225.64.0/20 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.64.0/21 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.64.0/22 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.64.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.64.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:16Z rpki-ov-state: valid route: 186.225.65.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.66.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.66.0/24 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.66.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.67.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.68.0/22 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.68.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.68.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.69.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.70.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.70.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.71.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.71.0/24 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.72.0/21 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.72.0/22 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.72.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.72.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.72.0/24 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.73.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.73.0/24 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.74.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.74.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.75.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.76.0/22 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20240320 source: RADB last-modified: 2024-03-20T17:45:23Z rpki-ov-state: valid route: 186.225.76.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.76.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.77.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.78.0/23 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.78.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route: 186.225.79.0/24 descr: NEXT TELECOM origin: AS53172 mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T13:37:04Z rpki-ov-state: valid route6: 2804:2980::/32 descr: NEXT TELECOM origin: AS53172 notify: al [at] nexttel.com.br mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T14:55:22Z rpki-ov-state: valid route6: 2804:2980::/32 descr: Cemig origin: AS53172 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20170203 #13:53:20Z source: RADB last-modified: 2023-11-13T15:50:36Z rpki-ov-state: valid route6: 2804:2980::/33 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20231219 source: RADB last-modified: 2023-12-19T14:55:26Z rpki-ov-state: valid route6: 2804:2980::/33 descr: NEXT TELECOM origin: AS53172 notify: al [at] nexttel.com.br mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T14:55:22Z rpki-ov-state: valid route6: 2804:2980:8000::/33 descr: NEXT TELECOM origin: AS53172 notify: al [at] nexttel.com.br mnt-by: MAINT-AS53172 changed: al [at] nexttel.com.br 20230206 source: TC last-modified: 2023-02-06T14:55:22Z rpki-ov-state: valid route6: 2804:2980:8000::/33 descr: CLARO S.A. Customer origin: AS53172 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20231219 source: RADB last-modified: 2023-12-19T14:55:26Z rpki-ov-state: valid