These entries are queried from radb.net using whois, you can try my project getting these.
:AS-ZHIGULINET as-set: AS-ZHIGULINET descr: ASes routed by Zhigulevsk Cable Network members: AS56407 members: AS212685 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: ZHIGULI-MNT created: 2011-04-05T11:47:55Z last-modified: 2020-10-06T06:02:48Z 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: ****************************