These entries are queried from radb.net using whois, you can try my project getting these.
:AS328928 route: 196.1.137.0/24 descr: CEDESURK KIN-DC1 origin: AS328928 mnt-by: CEDESURK-MNT changed: *** [at] cedesurk.org 20210912 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.1.137.0/24 origin: AS328928 descr: CEDESURK mnt-by: MAINT-AS205996 changed: admin [at] interfiber.net 20230325 #20:39:16Z source: RADB last-modified: 2023-11-13T16:15:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source