These entries are queried from radb.net using whois, you can try my project getting these.
:AS15276 route: 12.0.125.0/24 descr: Google origin: AS15276 notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20150903 source: RADB last-modified: 2023-11-13T15:48:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 148.59.32.0/23 origin: AS15276 descr: 208 North Main Street Zenda KS 67159 United States admin-c: FCS1-ARIN tech-c: FCS1-ARIN mnt-by: MNT-ZT-50 created: 2023-05-15T14:30:46Z last-modified: 2023-05-15T14:30:46Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source