These entries are queried from radb.net using whois, you can try my project getting these.
:AS132102 route: 103.28.20.0/24 origin: AS132102 descr: ALH Group Pty Ltd 10 Yarra Street mnt-by: MAINT-ALHGROUP-AU last-modified: 2021-03-29T02:49:13Z source: APNIC rpki-ov-state: valid