These entries are queried from radb.net using whois, you can try my project getting these.
:AS53845 route: 8.23.225.0/24 descr: BBD SLC origin: AS53845 mnt-by: MAINT-BBD changed: andy [at] broadbanddynamics.net 20130130 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.23.225.0/24 descr: Peer1 Route Object origin: AS53845 mnt-by: maint-as13768 changed: support [at] peer1.com 20150821 source: RADB last-modified: 2023-11-13T15:48:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.26.78.0/24 descr: Peer1 Route Object origin: AS53845 mnt-by: maint-as13768 changed: support [at] peer1.com 20150821 source: RADB last-modified: 2023-11-13T15:48:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.26.78.0/24 descr: BBD LA origin: AS53845 mnt-by: MAINT-BBD changed: andy [at] broadbanddynamics.net 20130130 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.26.79.0/24 descr: Peer1 Route Object origin: AS53845 mnt-by: maint-as13768 changed: support [at] peer1.com 20121213 source: RADB last-modified: 2023-11-13T15:44:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.37.87.0/24 descr: BBD SLC origin: AS53845 mnt-by: MAINT-BBD changed: andy [at] broadbanddynamics.net 20140305 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.37.87.0/24 descr: Peer1 Route Object origin: AS53845 mnt-by: maint-as13768 changed: support [at] peer1.com 20150821 source: RADB last-modified: 2023-11-13T15:48:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.38.41.0/24 descr: Peer1 Route Object origin: AS53845 mnt-by: maint-as13768 changed: support [at] peer1.com 20150821 source: RADB last-modified: 2023-11-13T15:48:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.38.41.0/24 descr: BBD MIN origin: AS53845 mnt-by: MAINT-BBD changed: andy [at] broadbanddynamics.net 20150311 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.41.59.0/24 descr: BBD LA2 origin: AS53845 mnt-by: MAINT-BBD changed: andy [at] broadbanddynamics.net 20160707 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.97.229.0/24 descr: BBD MIN origin: AS53845 mnt-by: MAINT-BBD changed: aday [at] broadbanddynamics.com 20221128 source: NTTCOM last-modified: 2022-11-28T23:45:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.110.154.0/24 origin: AS53845 descr: Path Network, Inc. - Anycasted Proxy-Route for AS53845. mnt-by: MAINT-AS396998 changed: services [at] path.net 20201007 #14:56:40Z source: RADB last-modified: 2023-11-13T16:02:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.162.207.0/24 origin: AS53845 descr: Added on behalf of Broadband Dynamics / CSolutions mnt-by: MAINT-AS812 changed: lucy.ling [at] rci.rogers.com 20230816 #18:22:26Z source: RADB last-modified: 2023-11-13T16:18:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source