These entries are queried from radb.net using whois, you can try my project getting these.
:AS40678 route: 136.175.253.0/24 origin: AS40678 descr: NorthCountry Federal Credit Union South Burlington VT 05403 United States admin-c: ZIPPE12-ARIN tech-c: DRIVE46-ARIN tech-c: ZIPPE12-ARIN mnt-by: MNT-NFCU-86 created: 2023-01-13T15:47:45Z last-modified: 2023-01-13T15:47:45Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source