These entries are queried from radb.net using whois, you can try my project getting these.
:AS52530 route: 186.208.88.0/21 descr: SOMOS route object origin: AS52530 mnt-by: MAINT-AS53070 changed: bgp [at] t-systems.com.br 20191122 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.88.0/21 descr: CLARO S.A. Customer origin: AS52530 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200505 source: RADB last-modified: 2023-11-13T16:00:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.88.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:36:47Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.89.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:36:12Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.90.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:35:34Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.91.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:34:41Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.92.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:33:45Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.93.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:33:08Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.94.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:32:04Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.95.0/24 descr: SOMOS route object origin: AS52530 mnt-by: MAINT-AS53070 changed: bgp [at] t-systems.com.br 20191123 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.208.95.0/24 origin: AS52530 descr: tsystems2 route object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20191129 #14:28:49Z source: RADB last-modified: 2023-11-13T15:59:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source