These entries are queried from radb.net using whois, you can try my project getting these.
:AS136136 route: 103.76.51.0/24 descr: Proxy route object registered by AS2764 origin: AS136136 remarks: This route object was created by AAPT on behalf of a customer. remarks: As some of AAPTs upstream networks filter based on IRR objects, remarks: this route object has been created to ensure that the advertisement remarks: of this prefix is not rejected. notify: routing.shared [at] aapt.com.au mnt-by: MAINT-AS2764 changed: nobody [at] aapt.com.au 20201204 source: RADB last-modified: 2023-11-13T16:16:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source