These entries are queried from radb.net using whois, you can try my project getting these.
:AS29947 route: 8.4.0.0/24 descr: Router for Connolly origin: AS29947 mnt-by: CCA-MNT changed: Pieter.Bruintjes [at] Level3.com 20050517 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.80.104.0/23 descr: Connolly Consulting origin: AS29947 mnt-by: MAINT-AS27506 changed: rhinst [at] lightower.com 20160902 #18:57:08Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source