These entries are queried from radb.net using whois, you can try my project getting these.
:AS133735 route: 156.107.26.0/24 descr: Mckinsey & Company origin: AS133735 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: 156.107.27.0/24 descr: Mckinsey & Company origin: AS133735 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: 156.107.136.0/24 descr: Mckinsey & Company origin: AS133735 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: 156.107.137.0/24 descr: Mckinsey & Company origin: AS133735 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: 156.107.138.0/24 descr: Mckinsey & Company origin: AS133735 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: 156.107.139.0/24 descr: Mckinsey & Company origin: AS133735 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