These entries are queried from radb.net using whois, you can try my project getting these.
:AS26699 route: 192.104.181.0/24 origin: AS26699 descr: Muhlenberg College 2600 W. Chew Street Allentown PA 18104 United States Contact info: hostmaster [at] muhlenberg.edu admin-c: RCM43-ARIN tech-c: RCM43-ARIN mnt-by: MNT-MUHLEN created: 2022-03-17T12:47:26Z last-modified: 2022-03-17T12:47:26Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.238.68.0/24 origin: AS26699 mnt-by: MNT-MUHLEN descr: Muhlenberg College 2400 Chew Street Allentown PA 18104 US tech-c: RCM43-ARIN admin-c: RCM43-ARIN remarks: Contact info: hostmaster [at] muhlenberg.edu source: ARIN created: 2020-08-05T21:46:06Z last-modified: 2020-08-05T21:46:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source