These entries are queried from radb.net using whois, you can try my project getting these.
:AS54161 route: 8.20.216.0/24 descr: Data102-COS-ION-1 origin: AS54161 mnt-by: D102-MNT changed: ipadmin [at] data102.com 20200303 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.26.158.0/24 descr: PNAP-SFO PathInc Route origin: AS54161 mnt-by: MAINT-AS1828 changed: rrudd [at] internap.com 20151108 source: RADB last-modified: 2023-11-13T16:14:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.136.66.0/24 origin: AS54161 mnt-by: MNT-ONS-19 descr: ION Delegation tech-c: OIA-ARIN admin-c: OIA-ARIN source: ARIN created: 2020-08-27T23:39:05Z last-modified: 2020-08-27T23:39:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2605:a5c0::/32 descr: ION-COS-1 origin: AS54161 mnt-by: D102-MNT changed: ipadmin [at] data102.com 20200318 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source