These entries are queried from radb.net using whois, you can try my project getting these.
:AS46012 route: 203.246.96.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.246.96.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.246.97.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.246.97.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.246.98.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.246.98.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.246.99.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.246.99.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.91.0.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100913 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.91.0.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.91.1.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100913 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.91.1.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.226.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.226.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.227.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.227.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.228.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.228.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.229.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.229.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.230.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.230.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.231.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.102.231.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.172.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.172.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.173.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.174.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.174.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.175.0/24 descr: proxy for HANARO TELECOM route origin: AS46012 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20100912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.175.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.67.176.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 221.145.87.0/24 origin: AS46012 descr: INDUK University mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20210104 #11:21:44Z source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source