These entries are queried from radb.net using whois, you can try my project getting these.
:AS52970 route: 177.23.222.0/23 descr: CLARO S.A. Customer origin: AS52970 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191030 source: RADB last-modified: 2023-11-13T15:58:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.222.0/24 descr: Iron Mountain route object SL origin: AS52970 mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20170929 #01:30:31Z source: RADB last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.223.0/24 descr: Iron Mountain route object SL origin: AS52970 mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20170929 #01:31:35Z source: RADB last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source