These entries are queried from radb.net using whois, you can try my project getting these.
:AS139845 route: 103.146.25.0/24 descr: Proxy route object registered by AS2764 origin: AS139845 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 20201019 source: RADB last-modified: 2023-11-13T16:16:45Z rpki-ov-state: valid route: 103.146.25.0/24 origin: AS139845 descr: CARLISLE HOMES PTY LTD 2 Nexus Court - Route Object mnt-by: MAINT-CARLISLEHOMES-AU last-modified: 2019-12-08T22:47:33Z country: AU mnt-routes: MAINT-CARLISLEHOMES-AU source: APNIC rpki-ov-state: valid