These entries are queried from radb.net using whois, you can try my project getting these.
:AS30100 route: 198.102.247.0/24 descr: RR-RC-ATLAS WORLD GROUP-Midwest origin: AS30100 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20190226 #22:01:38Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source