These entries are queried from radb.net using whois, you can try my project getting these.
:AS398229 route: 66.54.106.0/23 origin: AS398229 descr: Mobile Communications, LLC 801 CR 138 Itta Bena MS 38914 United States admin-c: NORWO33-ARIN tech-c: JSW47178-ARIN tech-c: NORWO33-ARIN mnt-by: MNT-MCL-1697 created: 2020-07-10T00:15:56Z last-modified: 2023-06-01T22:32:03Z source: ARIN rpki-ov-state: valid route: 170.39.244.0/22 origin: AS398229 descr: Mobile Communications, LLC 801 CR 138 Itta Bena MS 38914 United States admin-c: NORWO33-ARIN tech-c: JSW47178-ARIN tech-c: NORWO33-ARIN mnt-by: MNT-MCL-1697 created: 2020-07-14T02:27:40Z last-modified: 2023-06-01T22:32:03Z source: ARIN rpki-ov-state: valid