These entries are queried from radb.net using whois, you can try my project getting these.
:AS398415 route: 23.142.136.0/24 origin: AS398415 descr: EPEC Technologies, LLC admin-c: IPADM924-ARIN tech-c: IPADM924-ARIN mnt-by: MNT-ETL-153 created: 2022-11-11T00:52:55Z last-modified: 2022-11-11T00:52:55Z source: ARIN rpki-ov-state: valid route: 128.254.174.0/24 origin: AS398415 descr: Test admin-c: IPADM807-ARIN tech-c: IPADM807-ARIN mnt-by: MNT-NETIN-22 created: 2023-09-26T22:34:59Z last-modified: 2023-09-26T22:34:59Z source: ARIN rpki-ov-state: valid route: 209.142.70.0/24 origin: AS398415 descr: Epec admin-c: ADMIN7419-ARIN tech-c: ADMIN7419-ARIN mnt-by: MNT-TS-1277 created: 2022-11-01T19:24:22Z last-modified: 2022-11-01T19:24:22Z source: ARIN rpki-ov-state: valid route6: 2602:fafc::/36 origin: AS398415 descr: EPEC Technologies, LLC admin-c: IPADM924-ARIN tech-c: IPADM924-ARIN mnt-by: MNT-ETL-153 created: 2022-11-11T00:53:24Z last-modified: 2022-11-11T00:53:24Z source: ARIN rpki-ov-state: valid