These entries are queried from radb.net using whois, you can try my project getting these.
:AS4778 route: 203.20.208.0/22 descr: Boral Limited origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20060121 source: RADB last-modified: 2023-11-13T16:03:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.208.0/23 descr: Boral Limited origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20060121 source: RADB last-modified: 2023-11-13T16:03:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.208.0/24 descr: Boral Limited origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20060121 source: RADB last-modified: 2023-11-13T16:03:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.209.0/24 descr: Boral Limited origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20060121 source: RADB last-modified: 2023-11-13T16:03:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.210.0/23 descr: Boral Limited origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20060121 source: RADB last-modified: 2023-11-13T16:03:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.210.0/24 descr: Boral Limited origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20060121 source: RADB last-modified: 2023-11-13T16:03:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.211.0/24 descr: Boral Limited origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20060121 source: RADB last-modified: 2023-11-13T16:03:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.212.0/23 descr: Boral Ltd origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20041202 source: RADB last-modified: 2023-11-13T16:03:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.215.0/24 descr: BORAL LTD origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20131024 source: RADB last-modified: 2023-11-13T16:05:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.216.0/23 descr: BORAL LTD origin: AS4778 mnt-by: MAINT-AS7474 changed: noc [at] optus.net.au 20131024 source: RADB last-modified: 2023-11-13T16:05:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.20.218.0/24 origin: AS4778 descr: BORAL LTD Triniti T2, Level 3, 39 Delhi Road mnt-by: MAINT-BORALLTD-AU last-modified: 2023-07-26T05:22:26Z source: APNIC rpki-ov-state: valid route: 203.20.219.0/24 origin: AS4778 descr: BORAL LTD Triniti T2, Level 3, 39 Delhi Road mnt-by: MAINT-BORALLTD-AU last-modified: 2023-07-26T05:22:28Z source: APNIC rpki-ov-state: valid