These entries are queried from radb.net using whois, you can try my project getting these.
:AS-FE511 as-set: AS-FE511 members: AS56447 members: AS205702 members: AS196691 members: AS204341 members: AS202476 members: AS43209 members: AS22133 members: AS27891 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: FE511-MNT created: 2017-07-27T08:01:50Z last-modified: 2021-04-12T11:17:12Z 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: ****************************