These entries are queried from radb.net using whois, you can try my project getting these.
:AS11946 route: 216.169.149.0/24 origin: AS11946 descr: Echo Wireless, LLC noc [at] echowireless.net USA - Midwest admin-c: DNO96-ARIN tech-c: DNO96-ARIN tech-c: PMR12-ARIN tech-c: SPELL534-ARIN mnt-by: MNT-ATIGL created: 2021-03-19T16:06:48Z last-modified: 2023-11-02T16:56:47Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source