These entries are queried from radb.net using whois, you can try my project getting these.
:AS-328808 as-set: AS-328808 admin-c: JO34-AFRINIC tech-c: JO34-AFRINIC descr: Peering with DMATEL AFRICA LTD AS 328808 mnt-by: DAL4-MNT changed: *** [at] dumatel.com 20210609 changed: *** [at] dumatel.com 20220315 source: AFRINIC members: AS328808 org: ORG-DAL4-AFRINIC