These entries are queried from radb.net using whois, you can try my project getting these.
:AS399338 route: 23.174.48.0/24 origin: AS399338 descr: Network Operations - IPv4-01 Central Valley Internet admin-c: GALLI78-ARIN tech-c: GALLI78-ARIN mnt-by: MNT-CVIL-4 created: 2021-02-22T21:40:12Z last-modified: 2023-11-07T14:37:53Z source: ARIN rpki-ov-state: valid route6: 2602:fcbf::/36 origin: AS399338 descr: Network Operations - IPv6-01 Central Valley Internet admin-c: GALLI78-ARIN tech-c: GALLI78-ARIN mnt-by: MNT-CVIL-4 created: 2021-02-15T17:35:18Z last-modified: 2023-11-07T14:37:53Z source: ARIN rpki-ov-state: valid