These entries are queried from radb.net using whois, you can try my project getting these.
:AS201440 route: 144.203.160.0/24 origin: AS201440 descr: MSCI office network admin-c: MSCI4001-RIPE tech-c: MSCI4001-RIPE notify: internetadmin [at] msci.com mnt-by: MAINT-AS1311 changed: gabor.korosztos [at] msci.com 20230302 #13:58:56Z source: RADB last-modified: 2023-11-13T16:15:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.203.161.0/24 origin: AS201440 descr: MSCI office nets admin-c: MSCI4001-RIPE tech-c: MSCI4001-RIPE notify: internetadmin [at] msci.com mnt-by: MAINT-AS1311 changed: gabor.korosztos [at] msci.com 20230302 #14:00:12Z source: RADB last-modified: 2023-11-13T16:15:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source