These entries are queried from radb.net using whois, you can try my project getting these.
:AS270816 route: 138.59.180.0/22 origin: AS270816 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: acsinfoconsultoria [at] gmail.com mnt-by: MAINT-AS270816 source: TC last-modified: 2022-07-25T21:45:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.59.180.0/22 descr: CUSTOMER ZAMTECH COM TELECOMUNICACOES LTDA origin: AS270816 mnt-by: MAINT-AS28598 changed: cassio.passos [at] mobtelecom.com.br 20200618 #13:27:40Z source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.59.180.0/23 descr: ZAMTECH COM TELECOMUNICACOES LTDA origin: AS270816 notify: acsinfoconsultoria [at] gmail.com mnt-by: MAINT-AS270816 changed: acsinfoconsultoria [at] gmail.com 20220725 source: TC last-modified: 2022-07-25T22:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.59.180.0/23 descr: CLARO S.A. Customer origin: AS270816 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.59.180.0/24 descr: ZAMTECH COM TELECOMUNICACOES LTDA origin: AS270816 notify: acsinfoconsultoria [at] gmail.com mnt-by: MAINT-AS270816 changed: acsinfoconsultoria [at] gmail.com 20220725 source: TC last-modified: 2022-07-25T22:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.59.181.0/24 descr: ZAMTECH COM TELECOMUNICACOES LTDA origin: AS270816 notify: acsinfoconsultoria [at] gmail.com mnt-by: MAINT-AS270816 changed: acsinfoconsultoria [at] gmail.com 20220725 source: TC last-modified: 2022-07-25T22:07:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.59.182.0/23 descr: CLARO S.A. Customer origin: AS270816 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.59.183.0/24 descr: CLARO S.A. Customer origin: AS270816 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230426 source: RADB last-modified: 2023-11-13T16:17:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:71dc::/32 origin: AS270816 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: acsinfoconsultoria [at] gmail.com mnt-by: MAINT-AS270816 source: TC last-modified: 2022-07-25T21:45:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:71dc::/32 descr: CUSTOMER ZAMTECH COM TELECOMUNICACOES LTDA origin: AS270816 mnt-by: MAINT-AS28598 changed: cassio.passos [at] mobtelecom.com.br 20200618 #13:28:17Z source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source