These entries are queried from radb.net using whois, you can try my project getting these.
:AS268315 route: 45.238.68.0/22 descr: MHNET origin: AS268315 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181226 #12:46:55Z source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.238.68.0/23 descr: CLARO S.A. Customer origin: AS268315 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201030 source: RADB last-modified: 2023-11-13T16:02:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.238.70.0/23 descr: CLARO S.A. Customer origin: AS268315 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201030 source: RADB last-modified: 2023-11-13T16:02:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.238.71.0/24 descr: CLARO S.A. Customer origin: AS268315 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211206 source: RADB last-modified: 2023-11-13T16:09:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4f40::/32 descr: ITX-MHNET origin: AS268315 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181009 #13:13:59Z source: RADB last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source