These entries are queried from radb.net using whois, you can try my project getting these.
:AS45323 route: 49.50.4.0/22 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: danny [at] ntt.co.id 20110613 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 49.50.4.0/23 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: danny [at] ntt.co.id 20110613 source: NTTCOM rpki-ov-state: valid route: 49.50.4.0/24 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: danny [at] ntt.co.id 20110613 source: NTTCOM rpki-ov-state: valid route: 49.50.4.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS45323 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20161226 source: LEVEL3 rpki-ov-state: valid route: 49.50.5.0/24 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: danny [at] ntt.co.id 20110613 source: NTTCOM rpki-ov-state: valid route: 49.50.5.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS45323 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20161226 source: LEVEL3 rpki-ov-state: valid route: 49.50.6.0/23 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: danny [at] ntt.co.id 20110613 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 49.50.6.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS45323 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20161226 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 49.50.6.0/24 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: danny [at] ntt.co.id 20110613 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 49.50.7.0/24 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: danny [at] ntt.co.id 20110613 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 49.50.7.0/24 descr: Routes announced to Level 3 by BIZNET. origin: AS45323 mnt-by: BIZNET-MNT changed: noc [at] biznetnetworks.com 20161226 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.247.244.0/23 descr: route-object for AS23947 origin: AS45323 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: apri.anto [at] ntt.co.id 20120214 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source