These entries are queried from radb.net using whois, you can try my project getting these.
:AS-ECOFON as-set: AS-ECOFON members: AS62179 members: AS50297 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: ECOFON-MNT created: 2017-04-05T07:28:45Z last-modified: 2023-09-29T11:15:17Z 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: ****************************