These entries are queried from radb.net using whois, you can try my project getting these.
:AS54819 route: 8.17.180.0/24 origin: AS54819 descr: eight subnet 24-1 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:26:57Z last-modified: 2023-02-17T23:26:57Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.78.192.0/23 origin: AS54819 descr: Route Registered for Cogent Communications Customer - Net Diverse LLC geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230220 source: RADB last-modified: 2023-11-13T16:15:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.217.152.0/22 origin: AS54819 descr: 162 subnet 22-1 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:24:51Z last-modified: 2023-02-17T23:24:51Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.217.152.0/23 origin: AS54819 descr: 162 subnet 23-1 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:29:21Z last-modified: 2023-02-17T23:29:21Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.217.152.0/24 origin: AS54819 descr: 162 subnet 24-1 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:30:54Z last-modified: 2023-02-17T23:30:54Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.217.153.0/24 origin: AS54819 descr: 162 subnet 24-2 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:32:01Z last-modified: 2023-02-17T23:32:01Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.217.154.0/23 origin: AS54819 descr: 162 subnet 23-2 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:30:13Z last-modified: 2023-02-17T23:30:13Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.217.154.0/24 origin: AS54819 descr: 162 subnet 24-3 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:32:44Z last-modified: 2023-02-17T23:32:44Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.217.155.0/24 origin: AS54819 descr: 162 subnet 24-4 admin-c: NIEBO-ARIN tech-c: NIEBO-ARIN mnt-by: MNT-NL-45 created: 2023-02-17T23:33:42Z last-modified: 2023-02-17T23:33:42Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source