These entries are queried from radb.net using whois, you can try my project getting these.
:AS267234 route: 45.231.240.0/22 descr: MHNET origin: AS267234 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190124 #19:36:48Z source: RADB last-modified: 2023-11-13T15:55:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.231.241.0/24 origin: AS267234 descr: OJS SERVICOS DE APOIO ADMINISTRATIVO LTDA mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20200823 #22:48:01Z source: RADB last-modified: 2023-11-13T16:01:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4a58::/32 descr: ITX-FASTERNET origin: AS267234 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180316 #18:21:50Z source: RADB last-modified: 2023-11-13T15:53:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source