These entries are queried from radb.net using whois, you can try my project getting these.
:AS203647 route: 181.215.15.0/24 origin: AS203647 mnt-by: MAINT-AS834 descr: autogen changed: support [at] ipxo.com 20220930 source: radb last-modified: 2023-11-13T16:12:32Z rpki-ov-state: valid route: 181.215.15.0/24 origin: AS203647 mnt-by: IPXO-MNT created: 2022-09-30T14:41:35Z last-modified: 2022-09-30T14:41:35Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 185.72.11.0/24 origin: AS203647 mnt-by: lir-ae-rcstechnologies-1-MNT mnt-by: interlir-mnt created: 2024-01-28T08:24:40Z last-modified: 2024-01-28T08:24:40Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 194.135.119.0/24 origin: AS203647 mnt-by: interlir-mnt created: 2023-04-07T13:15:32Z last-modified: 2023-04-07T13:15:32Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route6: 2a12:e340::/32 origin: AS203647 mnt-by: TRADEZONE-MNT created: 2022-08-05T09:06:25Z last-modified: 2022-08-05T09:06:35Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid