These entries are queried from radb.net using whois, you can try my project getting these.
:AS19742 route: 63.215.144.0/24 descr: McLean Core Class-C origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020823 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 63.215.145.0/24 descr: McLean Co-Lo Class-C origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020823 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.59.116.0/24 descr: Orlando Core Class-C origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020823 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.59.117.0/24 descr: Orlando Co-Lo Class-C origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020823 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.205.158.0/24 descr: BLK-MARLIN-65.205.158 origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.207.164.0/24 descr: BLK-MARLIN-65.207.164 origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.207.165.0/24 descr: BLK-MARLIN-65.207.165 origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.153.48.0/23 descr: BLK-MARLIN-208.153.48 origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.153.50.0/24 descr: BLK-MARLIN-208.153.50 origin: AS19742 mnt-by: C1N-MNT changed: wholmes [at] c1n.com 20020826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2607:cc80:8000::/48 origin: AS19742 descr: Fairfield-Suisun Unified School District admin-c: BACIN-ARIN tech-c: MOORE1848-ARIN mnt-by: MNT-SCOE-7 created: 2023-03-15T22:24:24Z last-modified: 2023-03-15T22:24:24Z source: ARIN rpki-ov-state: valid route6: 2607:cc80:8000::/48 origin: AS19742 descr: Fairfield-Suisun Unified School District notify: zmoore [at] solanocoe.net mnt-by: MAINT-AS25664 changed: zmoore [at] solanocoe.net 20230315 #22:27:42Z source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: valid