These entries are queried from radb.net using whois, you can try my project getting these.
:AS394450 route: 12.226.3.64/29 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.9.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170502 #10:30:10Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.13.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170502 #10:31:51Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.24.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.25.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.26.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.27.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.96.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.97.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.98.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.191.99.0/24 descr: Mckinsey & Company origin: AS394450 mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20170106 #13:25:04Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source