These entries are queried from radb.net using whois, you can try my project getting these.
:AS20653 route: 217.195.0.0/20 descr: MLSYSTEMS origin: AS20653 mnt-by: mnt-de-mlsystems-1 mnt-by: MNT-BYTEACTIONSOLUTIONS mnt-lower: mnt-de-mlsystems-1 mnt-routes: mnt-de-mlsystems-1 created: 2002-07-12T17:46:00Z last-modified: 2023-07-13T09:22:05Z 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