These entries are queried from radb.net using whois, you can try my project getting these.
:AS270998 route: 201.131.144.0/22 descr: CLARO S.A. Customer origin: AS270998 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210811 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.131.145.0/24 descr: CLARO S.A. Customer origin: AS270998 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210903 source: RADB last-modified: 2023-11-13T16:08:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.131.146.0/23 descr: CLARO S.A. Customer origin: AS270998 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210811 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.131.147.0/24 descr: CLARO S.A. Customer origin: AS270998 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210503 source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:74b4::/32 origin: AS270998 descr: This is a BR.Digital customer proxy route object that was created because no existing route object with the same origin was found. Please contact bgp [at] br.digital if you have any questions regarding this object. mnt-by: MAINT-AS14840 changed: gacosta [at] br.digital 20211104 #13:14:27Z source: RADB last-modified: 2023-11-13T16:08:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source