These entries are queried from radb.net using whois, you can try my project getting these.
:AS31829 route: 45.141.234.0/24 origin: AS31829 mnt-by: mnt-bg-eurocrypt-1 created: 2024-03-21T13:40:35Z last-modified: 2024-03-21T13:40:35Z 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: 67.130.142.0/24 descr: AS31829 proxy-registered route by Cogent origin: AS31829 remarks: Proxy-registered route object remarks: for Cogent customer notify: neteng [at] cogentco.com mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20040122 source: RADB last-modified: 2023-11-13T15:39:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source