These entries are queried from radb.net using whois, you can try my project getting these.
:AS198074 route: 91.231.141.0/24 descr: PES descr: St.Petersburg origin: AS198074 mnt-by: PSTAR-MNT mnt-by: PES-MNT created: 2011-10-11T13:18:11Z last-modified: 2021-03-15T14:14:37Z 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