These entries are queried from radb.net using whois, you can try my project getting these.
:AS40537 route: 208.185.186.0/24 descr: origin: AS40537 mnt-by: MAINT-AS27506 changed: robert.hinst [at] crowncastle.com 20190227 source: RADB last-modified: 2023-11-13T15:55:42Z rpki-ov-state: valid