These entries are queried from radb.net using whois, you can try my project getting these.
:AS271072 route: 179.48.100.0/22 descr: G8 Customer Proxy Route origin: AS271072 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20200812 source: RADB last-modified: 2023-11-13T16:01:31Z rpki-ov-state: valid route: 179.48.100.0/22 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240109 source: ALTDB rpki-ov-state: valid route: 179.48.100.0/23 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240109 source: ALTDB rpki-ov-state: valid route: 179.48.100.0/24 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240109 source: ALTDB rpki-ov-state: valid route: 179.48.100.0/24 descr: CLARO S.A. Customer origin: AS271072 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210805 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: valid route: 179.48.101.0/24 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240109 source: ALTDB rpki-ov-state: valid route: 179.48.102.0/23 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240109 source: ALTDB rpki-ov-state: valid route: 179.48.102.0/24 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240109 source: ALTDB rpki-ov-state: valid route: 179.48.103.0/24 descr: CLARO S.A. Customer origin: AS271072 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210820 source: RADB last-modified: 2023-11-13T16:08:08Z rpki-ov-state: valid route: 179.48.103.0/24 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240109 source: ALTDB rpki-ov-state: valid route6: 2804:75d4::/32 descr: ULTRAFIBRANET BR origin: AS271072 mnt-by: MAINT-AS271072 changed: suporte [at] lsnetworks.com.br 20240110 source: ALTDB rpki-ov-state: valid route6: 2804:75d4::/32 descr: G8 Customer Proxy Route origin: AS271072 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20200812 source: RADB last-modified: 2023-11-13T16:01:31Z rpki-ov-state: valid route6: 2804:75d4::/34 descr: CLARO S.A. Customer origin: AS271072 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210513 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid route6: 2804:75d4:2000::/36 descr: CLARO S.A. Customer origin: AS271072 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210810 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: valid route6: 2804:75d4:2000::/37 descr: CLARO S.A. Customer origin: AS271072 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220106 source: RADB last-modified: 2023-11-13T16:09:07Z rpki-ov-state: valid