These entries are queried from radb.net using whois, you can try my project getting these.
:AS20270 route: 38.121.149.0/24 descr: K2-D&S Management Multihoming Block admin-c: MU1-LEVEL3 tech-c: MU1-LEVEL3 origin: AS20270 mnt-by: MASERGY-MNT changed: tim.wickline [at] masergy.com 20110324 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source