These entries are queried from radb.net using whois, you can try my project getting these.
:AS139048 route: 103.138.242.0/23 origin: AS139048 descr: Metro Trains Melbourne notify: routemaster [at] uecomm.net.au mnt-by: MAINT-AS10223 changed: bgpadmin [at] uecomm.com.au 20210329 #04:18:39Z source: RADB last-modified: 2023-11-13T16:05:26Z rpki-ov-state: valid route: 103.138.242.0/23 origin: AS139048 descr: METRO TRAINS MELBOURNE PTY. LTD. L16, 700 Collins St mnt-by: MAINT-MTM1-AU last-modified: 2021-05-18T07:39:01Z source: APNIC rpki-ov-state: valid route: 103.138.242.0/24 origin: AS139048 descr: METRO TRAINS MELBOURNE PTY. LTD. L16, 700 Collins St mnt-by: MAINT-MTM1-AU last-modified: 2021-05-18T07:39:03Z source: APNIC rpki-ov-state: valid route: 103.138.243.0/24 descr: Proxy route object registered by AS2764 origin: AS139048 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 20210706 source: RADB last-modified: 2023-11-13T16:16:50Z rpki-ov-state: valid route: 103.138.243.0/24 origin: AS139048 descr: METRO TRAINS MELBOURNE PTY. LTD. L16, 700 Collins St mnt-by: MAINT-MTM1-AU last-modified: 2021-05-18T07:39:06Z source: APNIC rpki-ov-state: valid