These entries are queried from radb.net using whois, you can try my project getting these.
:AS398324 route: 162.142.125.0/24 origin: AS398324 mnt-by: MNT-CENSY tech-c: COT12-ARIN admin-c: CLT4-ARIN source: ARIN created: 2020-07-15T15:44:53Z last-modified: 2020-07-15T15:44:53Z descr: MNT-CENSY route 162.142.125.000/24 AS398324 rpki-ov-state: valid route: 206.168.32.0/24 origin: AS398324 descr: 116 1/2 S Main Street Ann Arbor MI 48104 United States + Location: Chicago, IL admin-c: CLT4-ARIN tech-c: COT12-ARIN mnt-by: MNT-CENSY created: 2023-02-21T15:41:00Z last-modified: 2023-02-21T15:41:00Z source: ARIN rpki-ov-state: valid