These entries are queried from radb.net using whois, you can try my project getting these.
:AS33316 route: 199.48.184.0/21 descr: AV AS Routes origin: AS33316 mnt-by: MAINT-AS33316 changed: baum [at] avinc.com 20110212 #19:03:23Z source: RADB last-modified: 2023-11-13T15:41:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.48.185.0/24 descr: Aerovironment Inc origin: AS33316 mnt-by: MAINT-AS27506 changed: rene.gomez [at] crowncastle.com 20231128 source: RADB last-modified: 2023-11-28T17:08:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.48.190.0/24 descr: Aerovironment Inc origin: AS33316 mnt-by: MAINT-AS27506 changed: rene.gomez [at] crowncastle.com 20231128 source: RADB last-modified: 2023-11-28T17:08:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.48.191.0/24 descr: Aerovironment Inc origin: AS33316 mnt-by: MAINT-AS27506 changed: rene.gomez [at] crowncastle.com 20231128 source: RADB last-modified: 2023-11-28T17:08:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source