These entries are queried from radb.net using whois, you can try my project getting these.
:AS14163 route: 144.121.132.0/24 origin: AS14163 descr: Customer Proxy - Shearman & Sterling AS14163 mnt-by: MAINT-AS22925 changed: ssumrall [at] alliedtelecom.net 20200205 #16:20:10Z source: RADB last-modified: 2023-11-13T15:59:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 148.77.28.0/24 descr: SHEARMAN origin: AS14163 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20170719 #16:38:05Z source: RADB last-modified: 2023-11-13T15:51:17Z rpki-ov-state: valid route: 206.64.224.0/22 descr: Sherman1 origin: AS14163 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20170612 #20:39:00Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source