These entries are queried from radb.net using whois, you can try my project getting these.
:AS138502 route: 103.131.42.0/23 descr: route object for xtnda origin: AS138502 mnt-by: MAINT-NEPL-AU last-modified: 2021-09-14T06:08:53Z source: APNIC rpki-ov-state: valid route: 103.131.42.0/23 descr: Over the wire origin: AS138502 notify: noc [at] overthewire.com.au mnt-by: MAINT-OTWN1 changed: noc [at] overthewire.com.au 20210504 source: NTTCOM rpki-ov-state: valid route: 103.131.42.0/24 descr: Over the Wire origin: AS138502 notify: noc [at] overthewire.com.au mnt-by: MAINT-OTWN1 changed: noc [at] overthewire.com.au 20210504 source: NTTCOM rpki-ov-state: valid route: 103.131.42.0/24 origin: AS138502 descr: NDB ENTERPRISES PTY LTD 3 Wiebbe Hayes Ln mnt-by: MAINT-NEPL-AU last-modified: 2021-09-29T04:53:30Z source: APNIC rpki-ov-state: valid route: 103.131.43.0/24 descr: Over the Wire origin: AS138502 notify: noc [at] overthewire.com.au mnt-by: MAINT-OTWN1 changed: noc [at] overthewire.com.au 20210504 source: NTTCOM rpki-ov-state: valid route: 103.131.43.0/24 origin: AS138502 descr: NDB ENTERPRISES PTY LTD 3 Wiebbe Hayes Ln mnt-by: MAINT-NEPL-AU last-modified: 2021-09-29T04:53:32Z source: APNIC rpki-ov-state: valid