These entries are queried from radb.net using whois, you can try my project getting these.
:AS266929 route: 45.225.72.0/23 descr: ITX-MHNET origin: AS266929 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180919 #17:26:13Z source: RADB last-modified: 2023-11-13T15:54:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.225.72.0/24 descr: CLARO S.A. Customer origin: AS266929 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230621 source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.225.73.0/24 descr: CLARO S.A. Customer origin: AS266929 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230621 source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:2270::/48 origin: AS266929 descr: ITX-GEGNET mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190213 #21:59:07Z source: RADB last-modified: 2023-11-13T15:55:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source