These entries are queried from radb.net using whois, you can try my project getting these.
:AS396039 route: 104.192.75.0/24 descr: Cavern Technologies Proxy Registered for Mixon Hill origin: AS396039 mnt-by: MAINT-AS27195 changed: raveniiteam [at] caverntechnologies.com 20180223 #16:21:57Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:16:6000::/48 origin: AS396039 descr: Mixon Hill mnt-by: MAINT-AS15164 changed: jeremy.finn [at] upnfiber.com 20210302 #15:12:25Z source: RADB last-modified: 2023-11-13T16:03:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source