These entries are queried from radb.net using whois, you can try my project getting these.
:AS398246 route: 68.116.34.0/24 descr: RR-RC-ROGUE COMMUNITY COLLEGE-Northwest origin: AS398246 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: timothy.kao [at] charter.com 20200304 #22:52:58Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: valid