These entries are queried from radb.net using whois, you can try my project getting these.
:AS397744 route: 144.121.58.0/24 descr: Decibel Therapeutics origin: AS397744 mnt-by: MAINT-AS27506 changed: adam.cohen [at] crowncastle.com 20190815 source: RADB last-modified: 2023-11-13T15:57:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source