These entries are queried from radb.net using whois, you can try my project getting these.
:AS-60139 as-set: AS-60139 descr: Customers with Sever-Telecom Global Access members: AS60139 members: AS50736 members: AS197780 members: AS48180 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: Sever-Telecom created: 2014-12-05T12:53:38Z last-modified: 2019-05-06T11:32:21Z 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: ****************************