These entries are queried from radb.net using whois, you can try my project getting these.
:AS396228 route: 204.152.142.0/23 descr: Zipcar origin: AS396228 mnt-by: MAINT-AS27506 changed: jmcnallie [at] lightower.com 20170424 source: RADB last-modified: 2023-11-13T15:50:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.152.142.0/24 descr: PNAP-BSN zipcar 2888376 origin: AS396228 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20170714 source: RADB last-modified: 2023-11-13T16:16:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source