These entries are queried from radb.net using whois, you can try my project getting these.
:AS30479 route: 67.209.156.0/22 descr: NCServ origin: AS30479 mnt-by: MAINT-AS40676 changed: william [at] psychz.net 20150521 #18:14:40Z source: RADB last-modified: 2023-11-13T15:47:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.209.158.0/24 descr: Customer Advertised origin: AS30479 mnt-by: MAINT-AS1625 changed: ngiancola [at] corespace.com 20140828 #12:59:58Z source: RADB last-modified: 2023-11-13T15:46:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source