These entries are queried from radb.net using whois, you can try my project getting these.
:AS26429 route: 65.122.199.0/24 descr: Proxy-registered route object origin: AS26429 remarks: remarks: Sierra Pacific Industries, Redding, CA remarks: This route object is for a Charter Communications customer remarks: route which is being exported under this origin AS. remarks: notify: ipadmin [at] wd.charterpipeline.net mnt-by: MAINT-CHTR-WD changed: ipadmin [at] wd.charterpipeline.net 20080614 source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source