These entries are queried from radb.net using whois, you can try my project getting these.
:AS13546 route: 8.4.224.0/24 descr: Primary route for hsa1.sjo1 origin: AS13546 mnt-by: INNOVATIVE-MNT changed: mason.eike [at] level3.com 20060112 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.4.224.0/24 descr: NextWeb: R1-Innovative Interfaces origin: AS13546 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: routing [at] nextweb.net 20051028 #22:05:07(UTC) source: RADB last-modified: 2023-11-13T15:39:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.171.203.0/24 descr: PNAP-SFO Internap Customer Route origin: AS13546 mnt-by: MAINT-AS1828 changed: rrudd [at] internap.com 20160822 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: 74.217.196.0/24 descr: PNAP-SFO Innovative Route origin: AS13546 mnt-by: MAINT-AS1828 changed: rrudd [at] internap.com 20160822 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: 74.217.200.0/24 descr: PNAP-SFO Internap Customer Route origin: AS13546 mnt-by: MAINT-AS1828 changed: rrudd [at] internap.com 20160822 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: 192.33.187.0/24 descr: New route origin: AS13546 mnt-by: INNOVATIVE-MNT changed: mason.eike [at] level3.com 20060119 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.33.187.0/24 descr: NextWeb: R1-Innovative Interfaces origin: AS13546 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: routing [at] nextweb.net 20051022 #15:59:16(UTC) source: RADB last-modified: 2023-11-13T15:39:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.16.73.0/24 descr: Richmond Outreach Office Va Tech Communications Network Services Blacksburg VA 24061-0506, USA origin: AS13546 mnt-by: MAINT-AS1312 changed: benchoff [at] vt.edu 19990920 source: RADB last-modified: 2023-11-13T15:39:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source