These entries are queried from radb.net using whois, you can try my project getting these.
:AS328900 route: 102.219.48.0/24 origin: AS328900 descr: Takealot Online RF (Pty) Ltd mnt-by: TORL1-MNT changed: *** [at] takealot.com 20220924 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.49.0/24 origin: AS328900 descr: Takealot Online RF (Pty) Ltd mnt-by: TORL1-MNT changed: *** [at] takealot.com 20220621 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.50.0/24 origin: AS328900 descr: Takealot Online RF (Pty) Ltd mnt-by: TORL1-MNT changed: *** [at] takealot.com 20220811 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.219.51.0/24 origin: AS328900 descr: Takealot Online RF (Pty) Ltd mnt-by: TORL1-MNT changed: *** [at] takealot.com 20220924 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source