These entries are queried from radb.net using whois, you can try my project getting these.
:AS205910 route: 156.107.46.0/24 origin: AS205910 descr: GFP-Test Network mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20240418 # 1709Z source: RADB last-modified: 2024-04-18T17:09:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.109.245.0/24 origin: AS205910 descr: McKinsey GFP Internet Segments mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20230509 #15:35:52Z source: RADB last-modified: 2023-11-13T16:17:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.109.246.0/24 origin: AS205910 descr: McKinsey GFP Internet Segments mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20230509 #15:36:32Z source: RADB last-modified: 2023-11-13T16:17:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.109.247.0/24 origin: AS205910 descr: McKinsey GFP Internet Segments mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20230509 #15:36:54Z source: RADB last-modified: 2023-11-13T16:17:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.109.248.0/24 origin: AS205910 descr: McKinsey GFP Internet Segments mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20230509 #15:37:16Z source: RADB last-modified: 2023-11-13T16:17:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 156.109.249.0/24 origin: AS205910 descr: McKinsey GFP Internet Segments mnt-by: MAINT-AS31547 changed: os_ns [at] mckinsey.com 20230509 #15:37:38Z source: RADB last-modified: 2023-11-13T16:17:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source