These entries are queried from radb.net using whois, you can try my project getting these.
:AS-VIPNET as-set: AS-VIPNET descr: AS-SET of Vipnet AS264460 members: AS264460 members: AS267312 members: AS263907 members: AS264999 members: AS265383 members: AS268528 members: AS267274 members: AS270730 admin-c: AWLGO-NICBR tech-c: AWLGO-NICBR notify: noc [at] vipnetprovedor.com.br mnt-by: MAINT-AS264460 changed: felipecalebe [at] made4it.com.br 20210805 source: TC last-modified: 2021-08-05T13:43:05Z as-set: AS-VIPNET descr: VipNET members: AS16170 members: AS39511 members: AS9064 members: AS47667 members: AS40785 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: VipNET-MNT created: 2002-04-18T08:48:12Z last-modified: 2020-09-25T06:54:25Z 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: ****************************