These entries are queried from radb.net using whois, you can try my project getting these.
:AS149974 route: 103.18.188.0/24 origin: AS149974 descr: DINAS KOMUNIKASI DAN INFORMATIKA KABUPATEN PEMALANG mnt-by: MAINT-AS136106 changed: sabirin.muhtar [at] fiberstar.co.id 20221013 #08:33:52Z source: RADB last-modified: 2023-11-13T16:12:43Z rpki-ov-state: valid