These entries are queried from radb.net using whois, you can try my project getting these.
:AS35436 route: 193.47.249.0/24 org: ORG-VS12-RIPE descr: RO-TRADEVILLE notify: sysadmin [at] tradeville.eu origin: AS35436 mnt-by: VANGUARD-MNT mnt-by: TDV-MNT created: 2005-08-22T12:43:58Z last-modified: 2020-05-30T15:25:59Z 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