These entries are queried from radb.net using whois, you can try my project getting these.
:AS-HEAGMEDIANET as-set: AS-HEAGMEDIANET descr: ENTEGA Medianet GmbH members: AS-MEDIANET admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: MEDIANET-MNT created: 2002-04-10T13:55:00Z last-modified: 2024-04-10T11:23:39Z 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: ****************************