These entries are queried from radb.net using whois, you can try my project getting these.
:AS55611 route: 203.232.161.0/24 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:46:16Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.232.163.0/24 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:46:56Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.232.180.0/24 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:47:36Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.232.181.0/24 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:48:32Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.232.186.0/24 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:49:11Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.249.38.0/24 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:50:10Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.50.167.0/24 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:45:00Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 220.65.193.128/25 descr: Sudokwon Maerip - incheon node origin: AS55611 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20110922 source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 221.155.109.160/27 descr: Kyungmin uni origin: AS55611 mnt-by: MAINT-AS4766 changed: ipnoc [at] kt.com 20170929 #09:50:49Z source: RADB last-modified: 2023-11-13T16:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source