These entries are queried from radb.net using whois, you can try my project getting these.
:AS17851 route: 39.118.130.0/24 origin: AS17851 descr: SKBroadbnad's coustemr route mnt-by: MAINT-AS9318 changed: ipnoc [at] skbroadband.com source: RADB last-modified: 2024-01-09T00:00:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.30.161.0/24 descr: Chungchungnam-Do office of Education origin: AS17851 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20130124 source: RADB last-modified: 2023-11-13T16:15:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 116.125.211.0/24 descr: Chungnam edu origin: AS17851 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20101223 source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.95.180.0/24 descr: Chungnam edu origin: AS17851 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20101223 source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.100.211.0/24 descr: Chungnam edu origin: AS17851 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20101223 source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 221.150.131.0/24 origin: AS17851 descr: AS17851 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20190103 source: RADB last-modified: 2023-11-13T15:55:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source