These entries are queried from radb.net using whois, you can try my project getting these.
:AS11088 route: 38.105.33.0/24 descr: Downstream for iConnect/Liberty Center origin: AS11088 mnt-by: MAINT-AS26554 changed: noc [at] ussignalcom.com 20100728 #21:18:44Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source