These entries are queried from radb.net using whois, you can try my project getting these.
:AS134649 route: 103.208.160.0/22 descr: Routes announced to Level 3 by BIZNET. origin: AS134649 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20160225 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.208.160.0/23 descr: Routes announced to Level 3 by BIZNET. origin: AS134649 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20160225 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.208.160.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS134649 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20160225 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.208.161.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS134649 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20160225 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.208.162.0/23 descr: Routes announced to Level 3 by BIZNET. origin: AS134649 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20160225 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.208.162.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS134649 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20160225 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.208.163.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS134649 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20160225 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source