These entries are queried from radb.net using whois, you can try my project getting these.
:AS36747 route: 72.48.86.0/23 descr: PNAP-HOU voila origin: AS36747 mnt-by: MAINT-AS1828 changed: dmbogo [at] internap.com 20060816 source: RADB last-modified: 2023-11-13T16:13:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.48.86.0/24 descr: PNAP-HOU voila origin: AS36747 mnt-by: MAINT-AS1828 changed: dchase [at] internap.com 20060815 source: RADB last-modified: 2023-11-13T16:13:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.48.87.0/24 descr: PNAP-HOU voila origin: AS36747 mnt-by: MAINT-AS1828 changed: dchase [at] internap.com 20060815 source: RADB last-modified: 2023-11-13T16:13:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.48.96.0/23 descr: PNAP-HOU voila origin: AS36747 mnt-by: MAINT-AS1828 changed: dmbogo [at] internap.com 20060816 source: RADB last-modified: 2023-11-13T16:13:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.48.96.0/24 descr: PNAP-HOU voila origin: AS36747 mnt-by: MAINT-AS1828 changed: dchase [at] internap.com 20060815 source: RADB last-modified: 2023-11-13T16:13:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.48.97.0/24 descr: PNAP-HOU voila origin: AS36747 mnt-by: MAINT-AS1828 changed: dchase [at] internap.com 20060815 source: RADB last-modified: 2023-11-13T16:13:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.67.16.0/21 descr: Route created on behalf of Voila Networks origin: AS36747 mnt-by: MAINT-AS7459 changed: ipservices [at] grandecom.com 20060615 #18:37:56(UTC) source: RADB last-modified: 2023-11-13T15:39:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source