These entries are queried from radb.net using whois, you can try my project getting these.
:AS395231 route: 23.143.8.0/24 origin: AS395231 descr: ifanr LLC - Fremont admin-c: IPADM927-ARIN tech-c: IPADM927-ARIN mnt-by: MNT-IL-872 created: 2022-11-02T21:54:27Z last-modified: 2022-11-02T21:54:27Z source: ARIN rpki-ov-state: valid route6: 2602:27c::/36 origin: AS395231 descr: ifanr LLC - Fremont admin-c: IPADM927-ARIN tech-c: IPADM927-ARIN mnt-by: MNT-IL-872 created: 2022-10-28T04:20:30Z last-modified: 2022-10-28T04:20:30Z source: ARIN rpki-ov-state: valid