These entries are queried from radb.net using whois, you can try my project getting these.
:AS-NS9_RIPN_NET as-set: AS-NS9_RIPN_NET descr: NS9.RIPN.NET ASes descr: AS42385 -- NS9.RIPN.NET origin AS descr: AS41740 -- NDNS AS descr: AS62135 -- CMUNDNS descr: AS42139 -- NSK transit AS descr: AS42728 -- EKT transit AS descr: AS44597 -- SMR transit AS descr: AS45029 -- SPB transit AS descr: AS44522 -- PRG transit AS descr: AS45018 -- VLV transit AS descr: AS47445 -- RND transit AS descr: AS31649 -- NYK transit AS descr: AS43832 -- NS5.RIPN.NET origin AS descr: AS20144 -- ICANN L-ROOT @ RND-IX descr: AS112 -- AS112 project @ EKT-IX members: AS42385 members: AS41740 members: AS62135 members: AS42139 members: AS42728 members: AS44597 members: AS45029 members: AS44522 members: AS45018 members: AS47445 members: AS31649 members: AS43832 members: AS20144 members: AS112 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: AS3316-MNT mnt-by: RIPN-MNT created: 2007-03-17T18:32:04Z last-modified: 2023-10-02T12:52:55Z 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: ****************************