These entries are queried from radb.net using whois, you can try my project getting these.
:AS131098 route: 1.18.116.0/24 origin: AS131098 descr: BROADBANDIDC mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20181226 #04:07:28Z source: RADB last-modified: 2023-11-13T16:15:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 1.18.116.0/24 origin: AS131098 descr: Korea Internet & Security Agency (KISA) Seocho-ro 398, Seocho-gu, Seoul, Korea mnt-by: MNT-KRNIC-AP last-modified: 2019-07-16T07:52:27Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.101.60.0/24 descr: Korea Internet & Security Agency (KISA) descr: Seocho-ro 398, Seocho-gu, Seoul, Korea origin: AS131098 mnt-by: MNT-KRNIC-AP last-modified: 2019-07-26T00:18:55Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.101.60.0/24 origin: AS131098 descr: BROADBANDIDC mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20181226 #04:08:18Z source: RADB last-modified: 2023-11-13T16:15:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source