These entries are queried from radb.net using whois, you can try my project getting these.
:AS394569 route: 52.124.3.0/24 origin: AS394569 descr: Reachmail mnt-by: MAINT-ONSH-NOC changed: iproute [at] onshore.com 20220718 #19:08:32Z source: RADB last-modified: 2023-11-13T16:11:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.128.33.0/24 origin: AS394569 descr: Reachmail mnt-by: MAINT-ONSH-NOC changed: iproute [at] onshore.com 20220718 #19:09:26Z source: RADB last-modified: 2023-11-13T16:11:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 161.199.59.0/24 origin: AS394569 descr: Reachmail mnt-by: MAINT-ONSH-NOC changed: iproute [at] onshore.com 20220718 #19:07:29Z source: RADB last-modified: 2023-11-13T16:11:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source