These entries are queried from radb.net using whois, you can try my project getting these.
:AS328188 route: 165.73.192.0/19 descr: Covenant University IP resource origin: AS328188 mnt-by: CU2-MNT changed: *** [at] covenantuniversity.edu.ng 20170703 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.73.192.0/19 descr: MTN Nigeria origin: AS328188 mnt-by: MAINT-AS2905 changed: cnocisp.za [at] mtn.com 20170808 #04:44:34Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.73.192.0/20 descr: MTN Nigeria origin: AS328188 mnt-by: MAINT-AS2905 changed: cnocisp.za [at] mtn.com 20170808 #04:45:30Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.73.192.0/21 descr: MTN Nigeria origin: AS328188 mnt-by: MAINT-AS2905 changed: cnocisp.za [at] mtn.com 20170808 #04:46:17Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.73.192.0/22 descr: MTN Nigeria origin: AS328188 mnt-by: MAINT-AS2905 changed: cnocisp.za [at] mtn.com 20170808 #04:32:52Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.73.192.0/23 descr: MTN Nigeria origin: AS328188 mnt-by: MAINT-AS2905 changed: cnocisp.za [at] mtn.com 20170808 #04:34:57Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.73.192.0/24 descr: MTN Nigeria origin: AS328188 mnt-by: MAINT-AS2905 changed: cnocisp.za [at] mtn.com 20170808 #04:36:56Z source: RADB last-modified: 2023-11-13T15:51:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:43f8:d90::/48 descr: Covenant University origin: AS328188 mnt-by: CU2-MNT changed: *** [at] covenantuniversity.edu.ng 20210304 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source