These entries are queried from radb.net using whois, you can try my project getting these.
:AS7624 route: 112.140.152.0/21 descr: Jeonju University origin: AS7624 mnt-by: MAINT-AS4766 changed: lasas001 [at] kornet.net 20090302 source: RADB last-modified: 2023-11-13T16:15:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.31.224.0/19 descr: Jeonju Uni origin: AS7624 mnt-by: MAINT-AS4766 changed: kscho [at] streamwk.kix.net 20010530 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.174.88.0/24 descr: Jeonju university origin: AS7624 mnt-by: maint-as4766 changed: curoo [at] kornet.net 20081021 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.174.89.0/24 descr: Jeonju university origin: AS7624 mnt-by: maint-as4766 changed: curoo [at] kornet.net 20081021 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.174.90.0/24 descr: Jeonju university origin: AS7624 mnt-by: maint-as4766 changed: curoo [at] kornet.net 20081021 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.174.91.0/24 descr: Jeonju university origin: AS7624 mnt-by: maint-as4766 changed: curoo [at] kornet.net 20081021 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.43.3.0/24 descr: Junju Uni origin: AS7624 mnt-by: MAINT-AS4766 changed: kscho [at] streamwk.kix.net 20001019 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source