These entries are queried from radb.net using whois, you can try my project getting these.
:AS393433 route: 162.254.244.0/22 descr: AdvantageCare Physicians origin: AS393433 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20141029 source: RADB last-modified: 2023-11-13T15:46:44Z rpki-ov-state: valid