These entries are queried from radb.net using whois, you can try my project getting these.
:AS398086 route: 136.204.0.0/16 descr: RR-RC-SUNY MORRISVILLE-Upstate origin: AS398086 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20191120 #23:25:12Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source