These entries are queried from radb.net using whois, you can try my project getting these.
:AS36471 route: 209.255.244.0/24 descr: Stage2 Networks origin: AS36471 mnt-by: MAINT-AS27506 changed: celsasser [at] lightower.com 20150428 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: valid route: 209.255.245.0/24 descr: Stage2 Networks origin: AS36471 mnt-by: MAINT-AS27506 changed: celsasser [at] lightower.com 20150428 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: valid route: 209.255.246.0/24 descr: Stage2 Networks origin: AS36471 mnt-by: MAINT-AS27506 changed: celsasser [at] lightower.com 20150428 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: valid route: 209.255.247.0/24 descr: Stage2 Networks origin: AS36471 mnt-by: MAINT-AS27506 changed: celsasser [at] lightower.com 20150428 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: valid route: 216.197.80.0/20 descr: Stage2 Networks origin: AS36471 mnt-by: MAINT-AS27506 changed: rdavis [at] lightower.com 20150424 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.197.94.0/24 origin: AS36471 descr: Kratos admin-c: STONE453-ARIN tech-c: STONE453-ARIN mnt-by: MAINT-AS36471 changed: logan.stonebraker [at] kratosdefense.com 20230807 #16:18:18Z source: RADB last-modified: 2023-11-13T16:17:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source