These entries are queried from radb.net using whois, you can try my project getting these.
:AS-MTNETWORKS as-set: AS-MTNETWORKS descr: MT Networks LLC tech-c: MNLA4-AP admin-c: MNLA4-AP mnt-by: MAINT-MTNETWORKS-MN last-modified: 2023-05-19T10:13:52Z members: AS24559 members: AS58625 members: AS139089 members: AS135033 members: AS38805 members: AS10109 members: AS38818 members: AS131240 members: AS141681 members: AS133453 members: AS150720 source: APNIC