These entries are queried from radb.net using whois, you can try my project getting these.
:AS14933 route: 199.164.255.0/24 descr: Proxy for Allstream Customer origin: AS14933 remarks: Automated Proxy Route Entry mnt-by: MAINT-AS15290 changed: ali.zerik [at] mtsallstream.com 20140103 source: RADB last-modified: 2023-11-13T16:00:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source