These entries are queried from radb.net using whois, you can try my project getting these.
:AS397615 route: 45.56.181.0/24 descr: RTVI, LLC origin: AS397615 notify: rsarkisov [at] rtvi.com mnt-by: MNT-OM-202 changed: rsarkisov [at] rtvi.com 20190815 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.56.181.0/24 descr: Overseas Media Inc origin: AS397615 mnt-by: MAINT-AS27506 changed: jmcnallie [at] lightower.com 20190708 source: RADB last-modified: 2023-11-13T15:56:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.56.181.0/25 descr: RTVI, LLC origin: AS397615 notify: rsarkisov [at] rtvi.com mnt-by: MNT-OM-202 notify: rsarkisov [at] rtvi.com changed: rsarkisov [at] rtvi.com 20200202 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.56.181.128/25 descr: RTVI, LLC origin: AS397615 notify: rsarkisov [at] rtvi.com mnt-by: MNT-OM-202 notify: rsarkisov [at] rtvi.com changed: rsarkisov [at] rtvi.com 20200202 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source