These entries are queried from radb.net using whois, you can try my project getting these.
:AS62875 route: 198.58.7.0/24 descr: Proxy for Allstream Customer origin: AS62875 remarks: Automated Proxy Route Entry mnt-by: MAINT-AS15290 changed: ali.zerik [at] allstream.com 20150702 source: RADB last-modified: 2023-11-13T16:00:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source