These entries are queried from radb.net using whois, you can try my project getting these.
:AS22311 route: 69.24.112.0/20 descr: MNFD DED-IP origin: AS22311 mnt-by: EMBARQ-MNT changed: ron.d.proctor [at] embarq.com 20090210 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.171.112.0/20 descr: MNFD DED-IP origin: AS22311 mnt-by: EMBARQ-MNT changed: ron.d.proctor [at] embarq.com 20090210 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 70.227.160.0/20 descr: MNFD DED-IP origin: AS22311 mnt-by: EMBARQ-MNT changed: ron.d.proctor [at] embarq.com 20090210 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source