These entries are queried from radb.net using whois, you can try my project getting these.
:AS136977 route: 103.141.210.0/24 origin: AS136977 descr: Derivco Australia PTY LTD 36 / 340 Hope Island Road mnt-by: MAINT-DERIVCO-AU last-modified: 2020-11-26T06:13:58Z source: APNIC rpki-ov-state: valid route6: 2001:df1:1080::/48 origin: AS136977 descr: Derivco Australia PTY LTD 36 / 340 Hope Island Road mnt-by: MAINT-DERIVCO-AU last-modified: 2020-11-26T06:13:57Z source: APNIC rpki-ov-state: valid