These entries are queried from radb.net using whois, you can try my project getting these.
:AS51181 route: 91.216.164.0/24 descr: Krasnoyarsk sibsau origin: AS51181 mnt-by: MNT-SIBSAU created: 2010-09-28T06:28:08Z last-modified: 2021-02-04T05:24:03Z 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