These entries are queried from radb.net using whois, you can try my project getting these.
:AS272011 route: 38.51.48.0/23 origin: AS272011 descr: Route Registered for Cogent Communications Customer - TELEMARCH S.R.L geoidx: DO mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220616 #14:05:32Z source: RADB last-modified: 2023-11-13T16:11:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.234.50.0/24 origin: AS272011 descr: ipxo admin-c: GRINI-ARIN tech-c: IST36-ARIN mnt-by: MNT-IL-845 created: 2023-10-09T19:21:21Z last-modified: 2023-10-09T19:21:21Z source: ARIN rpki-ov-state: valid route: 104.234.50.0/24 origin: AS272011 mnt-by: MAINT-AS834 descr: autogen changed: support [at] ipxo.com 20231009 source: radb last-modified: 2023-11-13T16:18:56Z rpki-ov-state: valid route: 216.122.181.0/24 origin: AS272011 mnt-by: MAINT-AS834 descr: autogen changed: support [at] ipxo.com source: radb last-modified: 2024-01-21T03:59:51Z rpki-ov-state: valid route: 216.122.181.0/24 origin: AS272011 descr: ipxo admin-c: GRINI-ARIN tech-c: IST36-ARIN mnt-by: MNT-IL-845 created: 2024-01-19T20:54:32Z last-modified: 2024-01-19T20:54:32Z source: ARIN rpki-ov-state: valid