These entries are queried from radb.net using whois, you can try my project getting these.
:AS9863 route: 61.37.252.0/24 descr: Proxy-Registered Route Object by DACOM(AS3786) origin: AS9863 remarks: This route object is for a DACOM's customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was automatically created to prevent remarks: some DACOM peer from rejecting this route because remarks: they may create their filter based on Route Registry DB. notify: noc [at] bora.net mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20060912 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: 61.37.252.0/24 descr: proxy for HANARO TELECOM route origin: AS9863 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: 211.115.112.0/20 descr: contact suby [at] speedro.net if necessary origin: AS9863 mnt-by: MAINT-AS3786 changed: ysjeon7 [at] bora.net 20000703 source: RADB last-modified: 2023-11-13T16:09:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source