These entries are queried from radb.net using whois, you can try my project getting these.
:AS32887 route: 198.17.212.0/24 origin: AS32887 descr: Cavern Technologies Proxy Registered for GEHA mnt-by: MAINT-AS27195 changed: noc [at] caverntechnologies.com 20190118 #21:40:28Z source: RADB last-modified: 2023-11-13T15:55:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.135.80.0/24 origin: AS32887 descr: Cavern Technologies Proxy Registered for GEHA mnt-by: MAINT-AS27195 changed: noc [at] caverntechnologies.com 20190118 #21:40:07Z source: RADB last-modified: 2023-11-13T15:55:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:80b:d000::/44 origin: AS32887 descr: GEHA via Cavern mnt-by: MAINT-AS15164 changed: jeremy.finn [at] upnfiber.com 20240223 # 2044Z source: RADB last-modified: 2024-02-23T20:44:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source