These entries are queried from radb.net using whois, you can try my project getting these.
:AS397082 route: 199.249.161.0/24 descr: ASRC origin: AS397082 notify: sys.admin [at] acsalaska.net mnt-by: MAINT-ACS changed: tom.simes [at] acsalaska.com 20181012 #19:36:23Z source: RADB last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source