These entries are queried from radb.net using whois, you can try my project getting these.
:AS10056 route: 61.96.143.0/24 descr: proxy for HANARO TELECOM route origin: AS10056 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20090522 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 115.21.8.0/24 descr: Hyundae origin: AS10056 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20130513 #08:33:29Z 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: 211.192.0.0/24 descr: contact mjy [at] hdinsurance.co.kr if necessary origin: AS10056 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.192.0.0/24 descr: proxy for HANARO TELECOM route origin: AS10056 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20080504 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.64.15.0/24 descr: proxy for HANARO TELECOM route origin: AS10056 mnt-by: MAINT-HANARO changed: ce-support [at] us.ntt.net 20080504 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.64.15.0/24 descr: contact noc [at] bora.net if necessary origin: AS10056 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20040922 source: RADB last-modified: 2023-11-13T16:09:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.64.74.0/24 descr: AS 10056 origin: AS10056 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20160719 #23:27:31Z source: RADB last-modified: 2023-11-13T15:49:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source