These entries are queried from radb.net using whois, you can try my project getting these.
:AS43064 route: 192.104.37.0/24 descr: Teixeira Duarte - Engenharia e Construccoes, Sa origin: AS43064 mnt-by: AS15525-MNT mnt-by: admnet-td-mnt created: 2008-03-28T10:26:06Z last-modified: 2021-04-13T15:15:44Z 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: not_found # No ROAs found, or RPKI validation not enabled for source