These entries are queried from radb.net using whois, you can try my project getting these.
:AS270946 route: 131.108.152.0/22 origin: AS270946 descr: AS270946 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200720 #20:05:34Z source: RADB last-modified: 2023-11-13T16:01:13Z rpki-ov-state: valid route: 131.108.152.0/22 descr: PEDRO RANGEL REZENDE PEREIRA origin: AS270946 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS270946 changed: db-admin [at] bgp.net.br 20200826 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: valid route: 131.108.152.0/23 origin: AS270946 descr: AS270946 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20210707 #12:37:37Z source: RADB last-modified: 2023-11-13T16:07:50Z rpki-ov-state: valid route: 131.108.153.0/24 descr: CLARO S.A. Customer origin: AS270946 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: valid route6: 2804:73ec::/32 origin: AS270946 descr: PEDRO RANGEL REZENDE PEREIRA mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200719 #00:50:49Z source: RADB last-modified: 2023-11-13T16:01:13Z rpki-ov-state: valid route6: 2804:73ec::/33 descr: CLARO S.A. Customer origin: AS270946 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: valid