These entries are queried from radb.net using whois, you can try my project getting these.
:AS35999 route: 65.88.88.0/23 descr: NYSERNet origin: AS35999 mnt-by: NYPL-MNT changed: james.myers [at] level3.com 20071106 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.99.185.0/24 descr: NYSERNet origin: AS35999 mnt-by: NYPL-MNT changed: james.myers [at] level3.com 20071106 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.94.250.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS35999 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source