These entries are queried from radb.net using whois, you can try my project getting these.
:AS147135 route: 103.176.177.0/24 origin: AS147135 descr: Customer Route mnt-by: MAINT-AS55655 changed: sarah [at] sims.co.id 20211220 #12:27:59Z source: RADB last-modified: 2023-11-13T16:09:04Z rpki-ov-state: valid