These entries are queried from radb.net using whois, you can try my project getting these.
:AS9977 route: 175.196.127.0/24 descr: AS9977 origin: AS9977 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20171219 #04:20:45Z source: RADB last-modified: 2023-11-13T15:52:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.96.136.0/24 descr: contact jdm [at] iosystem.co.kr if necessary origin: AS9977 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.39.180.0/24 descr: contact jdm [at] iosystem.co.kr if necessary origin: AS9977 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.98.132.0/24 descr: contact jdm [at] iosystem.co.kr if necessary origin: AS9977 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.172.112.0/20 descr: contact jdm [at] iosystem.co.kr if necessary origin: AS9977 mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20011223 source: RADB last-modified: 2023-11-13T16:09:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.172.112.0/20 descr: Temporary regisitered customer object by NTT Korea origin: AS9977 notify: korea-ip-gl [at] ntt.com notify: ops [at] ntt.net mnt-by: MAINT-NTTCOM-BB changed: takata [at] ntt.net 20040727 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.172.112.0/24 descr: proxy for HANARO TELECOM route origin: AS9977 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: 211.172.113.0/24 descr: proxy for HANARO TELECOM route origin: AS9977 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