These entries are queried from radb.net using whois, you can try my project getting these.
:AS59337 route: 114.112.247.0/24 descr: Proxy-registered route object origin: AS59337 mnt-by: MAINT-HK-I4HK last-modified: 2023-08-17T12:58:02Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.252.160.0/20 descr: i4HK origin: AS59337 mnt-by: MAINT-AS40676 changed: william [at] psychz.net 20150311 #22:50:01Z source: RADB last-modified: 2023-11-13T15:47:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.252.161.0/24 descr: Proxy-registered route object origin: AS59337 mnt-by: MAINT-HK-I4HK last-modified: 2023-08-17T08:04:29Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2407:cd00::/32 descr: i4HK origin: AS59337 mnt-by: MAINT-AS40676 changed: william [at] psychz.net 20150311 #22:56:31Z source: RADB last-modified: 2023-11-13T15:47:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source