These entries are queried from radb.net using whois, you can try my project getting these.
:AS328646 route: 102.23.120.0/22 origin: AS328646 descr: Infratel-Corporation mnt-by: ICL5-MNT changed: *** [at] infratel.co.zm 20230918 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.23.120.0/24 origin: AS328646 descr: Infratel Data Center mnt-by: ICL5-MNT changed: *** [at] infratel.co.zm 20230918 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.23.121.0/24 origin: AS328646 descr: Infratel-Corporation mnt-by: ICL5-MNT changed: *** [at] infratel.co.zm 20230918 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.23.122.0/24 origin: AS328646 descr: Infratel-Corporation mnt-by: ICL5-MNT changed: *** [at] infratel.co.zm 20230918 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.23.123.0/24 origin: AS328646 descr: Infratel-Corporation mnt-by: ICL5-MNT changed: *** [at] infratel.co.zm 20230918 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source