These entries are queried from radb.net using whois, you can try my project getting these.
:AS46523 route: 199.38.56.0/21 descr: PNAP-DAL KINETIX BROADBAND LLC origin: AS46523 mnt-by: MAINT-AS1828 changed: djaffers [at] internap.com 20110331 source: RADB last-modified: 2023-11-13T16:14:17Z rpki-ov-state: valid