These entries are queried from radb.net using whois, you can try my project getting these.
:AS37603 route: 154.66.80.0/22 descr: GameZone Angola ISP origin: AS37603 mnt-routes: GameZone-MNT mnt-by: GameZone-MNT changed: *** [at] gamezoneangola.com 20150710 source: AFRINIC rpki-ov-state: valid route: 154.66.80.0/22 origin: AS37603 descr: ChinaTel via EMIX changed: noc [at] emix.net.ae 20181214 #23:24:47Z source: RADB mnt-by: MAINT-AS8966 last-modified: 2023-11-13T15:55:22Z rpki-ov-state: valid route6: 2c0f:1a00::/32 origin: AS37603 descr: GameZone-v6 mnt-by: GameZone-MNT changed: *** [at] gamezoneangola.com 20210728 source: AFRINIC rpki-ov-state: valid