These entries are queried from radb.net using whois, you can try my project getting these.
:AS328760 route: 102.221.248.0/22 descr: Vultr Customer Route origin: AS328760 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221116 #00:37:25-18000 source: RADB last-modified: 2023-11-13T16:13:08Z rpki-ov-state: valid route: 102.221.248.0/22 origin: AS328760 descr: ZTEL Communications mnt-by: ZPL4-MNT changed: *** [at] ztel.co.za 20230522 changed: *** [at] ztel.co.za 20230528 source: AFRINIC mnt-routes: BINEESH-MNT rpki-ov-state: valid route: 102.221.248.0/23 origin: AS328760 descr: ZTEL BB CUSTOMERS mnt-by: BINEESH-MNT changed: *** [at] ztel.co.za 20230528 source: AFRINIC rpki-ov-state: valid route: 102.221.248.0/24 origin: AS328760 descr: ZTEL BB CUSTOMERS mnt-by: BINEESH-MNT changed: *** [at] ztel.co.za 20230528 source: AFRINIC rpki-ov-state: valid route: 102.221.249.0/24 origin: AS328760 descr: ZTEL Fibre mnt-by: ZPL4-MNT changed: *** [at] ztel.co.za 20230522 changed: *** [at] ztel.co.za 20230528 source: AFRINIC mnt-routes: BINEESH-MNT rpki-ov-state: valid route: 102.221.250.0/23 origin: AS328760 descr: ZTEL BB CUSTOMERS mnt-by: BINEESH-MNT changed: *** [at] ztel.co.za 20230528 source: AFRINIC rpki-ov-state: valid route: 102.221.250.0/24 origin: AS328760 descr: ZTEL BB CUSTOMERS mnt-by: BINEESH-MNT changed: *** [at] ztel.co.za 20230528 source: AFRINIC rpki-ov-state: valid route: 102.221.251.0/24 origin: AS328760 descr: ZTEL BB CUSTOMERS mnt-by: BINEESH-MNT changed: *** [at] ztel.co.za 20230528 source: AFRINIC rpki-ov-state: valid route6: 2c0f:1b80::/32 origin: AS328760 descr: ZTEL Communications mnt-by: ZPL4-MNT changed: *** [at] ztel.co.za 20230522 changed: *** [at] ztel.co.za 20230528 source: AFRINIC mnt-routes: BINEESH-MNT rpki-ov-state: valid