These entries are queried from radb.net using whois, you can try my project getting these.
:AS399428 route: 23.172.48.0/24 origin: AS399428 descr: RS-RURALWISP admin-c: ADMIN7651-ARIN tech-c: ADMIN7651-ARIN mnt-by: MNT-RL-865 created: 2021-03-15T22:19:08Z last-modified: 2021-03-15T22:37:57Z source: ARIN rpki-ov-state: valid route: 45.42.224.0/24 origin: AS399428 descr: RS-RURALWISP admin-c: ADMIN7651-ARIN tech-c: ADMIN7651-ARIN mnt-by: MNT-RL-865 created: 2021-04-02T17:01:38Z last-modified: 2021-04-02T17:01:53Z source: ARIN rpki-ov-state: valid route6: 2602:fcca::/36 origin: AS399428 descr: RURALWISP01 admin-c: ADMIN7651-ARIN tech-c: ADMIN7651-ARIN mnt-by: MNT-RL-865 created: 2021-03-15T22:51:16Z last-modified: 2021-03-15T22:53:37Z source: ARIN rpki-ov-state: valid