These entries are queried from radb.net using whois, you can try my project getting these.
:AS7091 route: 157.22.0.0/16 descr: ViaNet Communications 994 San Antonio Rd Palo Alto, CA 94303 origin: AS7091 admin-c: Joe McGuckin tech-c: Brian Buhrow notify: noc [at] via.net mnt-by: MAINT-AS7091 changed: joe [at] via.net 20130306 #02:23:40Z source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.186.200.0/22 descr: ViaNet Communications 994 San Antonio Rd Palo Alto, CA 94303 origin: AS7091 notify: noc [at] via.net mnt-by: MAINT-AS7091 changed: joe [at] via.net 20130306 #01:06:17Z source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.4.218.0/24 descr: NFBCAL origin: AS7091 admin-c: Joe McGuckin tech-c: Brian Buhrow notify: noc [at] via.net mnt-by: MAINT-AS7091 changed: joe [at] via.net 20130306 #02:50:13Z source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.81.0.0/18 descr: ViaNet Communications 994 San Antonio Rd Palo Alto, CA 94303 origin: AS7091 notify: joe [at] via.net notify: radb [at] pch.net mnt-by: MAINT-AS7091 changed: woody [at] pch.net 20010131 source: RADB last-modified: 2023-11-13T15:39:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2604:a::/32 descr: ViaNet Communications 994 San Antonio Rd Palo Alto, CA 94303 origin: AS7091 admin-c: Joe McGuckin tech-c: Brian Buhrow notify: noc [at] via.net mnt-by: MAINT-AS7091 changed: joe [at] via.net 20130306 #02:33:43Z source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source