These entries are queried from radb.net using whois, you can try my project getting these.
:AS62846 route: 209.202.12.0/24 descr: Proxy for Allstream Customer origin: AS62846 remarks: Automated Proxy Route Entry mnt-by: MAINT-AS15290 changed: ali.zerik [at] allstream.com 20140428 source: RADB last-modified: 2023-11-13T16:00:08Z rpki-ov-state: valid