These entries are queried from radb.net using whois, you can try my project getting these.
:AS264600 route: 138.0.148.0/22 origin: AS264600 descr: Customer 53102 - 264600 notify: nocst [at] cloudgreen.com.br mnt-by: MAINT-AS28580 changed: csirt [at] noc.faster.com.br 20200602 #13:54:58Z source: RADB last-modified: 2023-11-13T16:00:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.222.13.0/24 descr: ITX-CUSTOMER origin: AS264600 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180801 #20:12:44Z source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2240::/32 descr: ITX-FASTERNET origin: AS264600 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180821 #19:23:25Z source: RADB last-modified: 2023-11-13T15:54:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source