These entries are queried from radb.net using whois, you can try my project getting these.
:AS396510 route: 67.226.218.0/24 descr: Added on behalf of Plextec Inc. origin: AS396510 mnt-by: MAINT-AS812 changed: darren.raycraft [at] rci.rogers.com 20170720 #19:04:45Z source: RADB last-modified: 2023-11-13T15:51:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source