These entries are queried from radb.net using whois, you can try my project getting these.
:AS9529 route: 61.37.117.128/26 descr: contact chkim [at] tysystemhouse.com if necessary contact jsr [at] tysystemhouse.com if necessary origin: AS9529 mnt-by: MAINT-AS3786 changed: ysjeon7 [at] bora.net 20011109 source: RADB last-modified: 2023-11-13T16:09:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.216.13.0/24 descr: contact chkim [at] tysystemhouse.com if necessary contact jsr [at] tysystemhouse.com if necessary origin: AS9529 mnt-by: MAINT-AS3786 changed: ysjeon7 [at] bora.net 20000410 source: RADB last-modified: 2023-11-13T16:09:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source