These entries are queried from radb.net using whois, you can try my project getting these.
:AS48436 route6: 2a13:df80:1800::/38 origin: AS48436 mnt-by: lir-uk-twistic2-1-MNT mnt-by: FEMSCI-MNT created: 2023-07-18T11:13:51Z last-modified: 2023-07-19T07:30:11Z 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: valid