Internet Route Registry

These entries are queried from radb.net using whois, you can try my project getting these.

:AS16427

route:          204.13.231.0/24
descr:          Mirae Asset Securities (USA) Inc
descr:          810 Seventh Ave Suite 3700
descr:          New York, New York 10019
descr:          US
origin:         AS16427
mnt-by:         MNT-MASU-3
changed:        brian.mcmanus [at] miraeasset.us.com 20200124
source:         ARIN
rpki-ov-state:  not_found # No ROAs found, or RPKI validation not enabled for source