These entries are queried from radb.net using whois, you can try my project getting these.
:AS270534 route: 187.103.204.0/22 descr: G8 Customer Proxy Route origin: AS270534 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20200319 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.103.204.0/22 descr: Proxy AS270534 By JSX TELECOM origin: AS270534 mnt-by: MAINT-JSXTELECOM changed: jeferson.silva [at] jsx.net.br 20200723 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.103.204.0/22 descr: Proxy AS270534 By JSX TELECOM origin: AS270534 mnt-by: MAINT-AS52696 changed: jeferson.silva [at] jsx.net.br 20200722 source: BBOI rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.103.204.0/23 origin: AS270534 descr: AS270534 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240322 # 1941Z source: RADB last-modified: 2024-03-22T19:41:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.103.206.0/23 origin: AS270534 descr: AS270534 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240322 # 1943Z source: RADB last-modified: 2024-03-22T19:43:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.103.207.0/24 descr: CLARO S.A. Customer origin: AS270534 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210623 source: RADB last-modified: 2023-11-13T16:06:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6d74::/32 descr: G8 Customer Proxy Route origin: AS270534 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20200319 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6d74::/32 descr: Proxy AS270534 By JSX TELECOM origin: AS270534 mnt-by: MAINT-JSXTELECOM changed: jeferson.silva [at] jsx.net.br 20200723 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6d74::/32 descr: Proxy AS270534 By JSX TELECOM origin: AS270534 mnt-by: MAINT-AS52696 changed: jeferson.silva [at] jsx.net.br 20200722 source: BBOI rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6d74::/33 origin: AS270534 descr: AS270534 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240322 # 1952Z source: RADB last-modified: 2024-03-22T19:52:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6d74:8000::/33 origin: AS270534 descr: AS270534 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20240322 # 1953Z source: RADB last-modified: 2024-03-22T19:53:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source