These entries are queried from radb.net using whois, you can try my project getting these.
:AS17270 route: 205.173.8.0/21 descr: auto-generated route object for 205.173.8.0/21 origin: AS17270 mnt-by: MAINT-AS17270 changed: amcgowan [at] netxny.com 20120219 #00:21:07Z source: RADB last-modified: 2023-11-13T15:47:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source