These entries are queried from radb.net using whois, you can try my project getting these.
:AS397455 route: 64.246.138.0/24 origin: AS397455 descr: Proxy route entry added on behalf of Hancock Telephone mnt-by: MAINT-AS22302 changed: rblayzor [at] inoc.net 20221116 #22:15:00Z source: RADB last-modified: 2023-11-13T16:13:08Z rpki-ov-state: valid route: 137.119.16.0/21 descr: The Hancock Telephone Company (HT-452) origin: AS397455 mnt-by: MAINT-TVC changed: tdewitt [at] firstlight.net 20190419 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source