These entries are queried from radb.net using whois, you can try my project getting these.
:AS54124 route: 75.131.185.0/24 descr: CHTR-Travel Inc.-South origin: AS54124 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-CHTR-WD changed: publicipaddressing [at] charter.com 20200728 #19:24:32Z source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: valid