These entries are queried from radb.net using whois, you can try my project getting these.
:AS1398 route: 199.200.9.0/24 descr: proxy object for TD Ameritrade origin: AS1398 mnt-by: MAINT-NTTCOM-RA changed: mperez [at] us.ntt.net 20111103 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.105.243.0/24 descr: proxy object for TD Ameritrade origin: AS1398 mnt-by: MAINT-NTTCOM-RA changed: dpontrelli [at] us.ntt.net 20100826 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source