These entries are queried from radb.net using whois, you can try my project getting these.
:AS4664 route: 58.80.224.0/22 descr: AS 4664 origin: AS4664 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20180322 #11:32:31Z source: RADB last-modified: 2023-11-13T15:53:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.13.32/27 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.19.192/28 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.22.0/24 origin: AS4664 descr: SejongTelecom.co.ltd notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20190227 #01:42:33Z source: RADB last-modified: 2023-11-13T15:55:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.33.32/27 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.61.0/24 descr: SejongTelecom.co.ltd origin: AS4664 mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20210524 source: RADB last-modified: 2023-11-13T16:05:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.62.0/24 descr: SejongTelecom.co.ltd origin: AS4664 mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20210524 source: RADB last-modified: 2023-11-13T16:05:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.224.0/22 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180322 #10:58:19Z source: RADB last-modified: 2023-11-13T15:53:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.180.224.0/23 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180223 #12:24:06Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.110.104.0/23 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180223 #12:24:06Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.110.112.0/23 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180723 #01:37:17Z source: RADB last-modified: 2023-11-13T15:54:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.111.114.0/24 origin: AS4664 descr: SejongTelecom.co.ltd notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20190227 #01:46:37Z source: RADB last-modified: 2023-11-13T15:55:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.111.254.0/24 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.30.156.248/29 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #01:10:01Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.30.199.111/32 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #01:10:01Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.30.199.112/32 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #01:10:01Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.30.199.113/32 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #01:10:01Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.30.199.114/32 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #01:10:01Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.228.148.0/23 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180723 #01:37:17Z source: RADB last-modified: 2023-11-13T15:54:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.240.231.0/24 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.240.233.0/24 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.251.216.0/23 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180223 #12:24:06Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.111.8.0/23 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180223 #12:24:06Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.118.171.0/24 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.118.193.128/25 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.127.249.128/25 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180212 #05:34:39Z source: RADB last-modified: 2023-11-13T15:53:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.190.16.0/23 descr: SejongTelecom.co.ltd origin: AS4664 notify: network [at] sejongtelecom.net mnt-by: MAINT-AS4670 changed: network [at] sejongtelecom.net 20180223 #12:24:06Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source