These entries are queried from radb.net using whois, you can try my project getting these.
:AS35644 route: 91.247.220.0/24 origin: AS35644 mnt-by: IPADDRESS-RU created: 2023-12-11T15:06:58Z last-modified: 2023-12-11T15:06:58Z 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