These entries are queried from radb.net using whois, you can try my project getting these.
:AS263869 route: 138.186.196.0/22 descr: ITX-AVATELECOM origin: AS263869 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20170830 #21:13:32Z source: RADB last-modified: 2023-11-13T15:51:19Z rpki-ov-state: valid route: 138.186.196.0/22 descr: NAVG CRIDv4 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:37Z rpki-ov-state: valid route: 138.186.196.0/23 descr: CLARO S.A. Customer origin: AS263869 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220408 source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: valid route: 138.186.196.0/23 descr: NAVG CRIDv4 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:37Z rpki-ov-state: valid route: 138.186.196.0/24 descr: NAVG CRIDv4 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:37Z rpki-ov-state: valid route: 138.186.197.0/24 descr: NAVG CRIDv4 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:37Z rpki-ov-state: valid route: 138.186.198.0/23 descr: NAVG CRIDv4 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:37Z rpki-ov-state: valid route: 138.186.198.0/23 descr: CLARO S.A. Customer origin: AS263869 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220303 source: RADB last-modified: 2023-11-13T16:09:26Z rpki-ov-state: valid route: 138.186.198.0/24 descr: NAVG CRIDv4 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:37Z rpki-ov-state: valid route: 138.186.199.0/24 descr: NAVG CRIDv4 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:37Z rpki-ov-state: valid route6: 2804:2700::/32 descr: NAVG CRIDv6 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:55Z rpki-ov-state: valid route6: 2804:2700::/32 descr: G8 Networks origin: AS263869 mnt-by: MAINT-AS28329 changed: aldo.russo [at] g8.net.br 20170703 source: RADB last-modified: 2023-11-13T15:51:15Z rpki-ov-state: valid route6: 2804:2700::/33 descr: CLARO S.A. Customer origin: AS263869 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20231215 source: RADB last-modified: 2023-12-15T19:57:13Z rpki-ov-state: valid route6: 2804:2700::/33 descr: NAVG CRIDv6 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:55Z rpki-ov-state: valid route6: 2804:2700::/34 descr: NAVG CRIDv6 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:55Z rpki-ov-state: valid route6: 2804:2700:4000::/34 descr: NAVG CRIDv6 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:55Z rpki-ov-state: valid route6: 2804:2700:8000::/33 descr: CLARO S.A. Customer origin: AS263869 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20231215 source: RADB last-modified: 2023-12-15T19:57:13Z rpki-ov-state: valid route6: 2804:2700:8000::/33 descr: NAVG CRIDv6 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:55Z rpki-ov-state: valid route6: 2804:2700:8000::/34 descr: NAVG CRIDv6 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:55Z rpki-ov-state: valid route6: 2804:2700:c000::/34 descr: NAVG CRIDv6 origin: AS263869 notify: noc [at] navg.com.br mnt-by: MAINT-AS263869 changed: noc [at] navg.com.br 20211203 source: TC last-modified: 2021-12-03T17:27:55Z rpki-ov-state: valid