These entries are queried from radb.net using whois, you can try my project getting these.
:AS264269 route: 138.118.248.0/22 descr: AS264269 origin: AS264269 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20160112 #14:13:36Z source: RADB last-modified: 2023-11-13T15:48:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.118.248.0/22 descr: Proxy for BrSimples origin: AS264269 remarks: New Proxy route notify: silva.fabiano [at] me.com mnt-by: MAINT-AS265389 changed: rphilips [at] us.ntt.net 20171220 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.118.248.0/23 descr: CLIENTE_MOB_L & G Telecom origin: AS264269 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:49:57Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.118.250.0/23 descr: CLIENTE_MOB_L & G Telecom origin: AS264269 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:49:57Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2544::/32 descr: Proxy for BrSimples origin: AS264269 remarks: New Proxy route notify: silva.fabiano [at] me.com mnt-by: MAINT-AS265389 changed: rphilips [at] us.ntt.net 20171220 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2544::/32 descr: MOB origin: AS264269 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20171222 #19:32:39Z source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source