These entries are queried from radb.net using whois, you can try my project getting these.
:AS-QUANTUM as-set: AS-QUANTUM descr: tech-c: XIA1-AP admin-c: XIA1-AP mnt-by: MAINT-SK1PLTQVAD-AU members: AS140728,AS45824 last-modified: 2020-07-02T02:56:41Z source: APNIC as-set: AS-QUANTUM descr: Quantum ASes members: AS12418 members: AS197150 members: AS200054 members: AS210787 members: AS51977 members: AS212491 members: AS51017 members: AS30924 members: AS39046 members: AS31703 members: AS35357 members: AS45054 members: AS43130 members: AS210380 members: AS49238 members: AS31703 members: AS57573 members: AS48890 members: AS50358 members: AS31191 members: AS43951 members: AS50787 members: AS52197 members: AS49012 members: AS50403 members: AS30924 members: AS58178 members: AS60797 members: AS196914 members: AS42762 members: AS30924 members: AS204048 members: AS197097 members: AS47855 members: AS206845 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: AS12418-MNT created: 2004-02-05T11:34:26Z last-modified: 2024-02-12T12:09:42Z 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: **************************** as-set: AS-QUANTUM descr: AS-SET for Dynamic Quantum Networks and all downstreams. members: AS200351 admin-c: DQNA-ARIN tech-c: DQNOC-ARIN mnt-by: MNT-GC-1348 created: 2023-08-03T20:35:59Z last-modified: 2023-08-19T20:03:55Z source: ARIN