These entries are queried from radb.net using whois, you can try my project getting these.
:AS18812 route: 12.2.6.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20090918 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.49.93.0/24 descr: RR-Windjammer/NewWave Communications origin: AS18812 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.51.168.0/23 descr: RR-RC-New Wave Communications-CentralKYOH origin: AS18812 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.0.0/17 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20100121 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.6.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.8.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.42.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.108.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.118.0/23 descr: CHTR-Public origin: AS18812 mnt-by: CHARTER-MNT changed: steven.hurst [at] chartercom.com 20090325 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.118.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.100.128.0/18 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20100121 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 63.142.64.0/18 descr: NewWave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: steven.hurst [at] chartercom.com 20110214 #23:13:02Z source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.188.202.0/23 descr: RR-Windjammer/NewWave Communications origin: AS18812 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.188.204.0/22 descr: RR-Windjammer/NewWave Communications origin: AS18812 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.51.128.0/17 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20100121 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.51.244.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.51.248.0/24 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.51.254.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20090918 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.128.0/17 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20100121 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.144.0/22 descr: St Louis KMA origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20090918 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.172.0/22 descr: St Louis KMA origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20090918 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.180.0/22 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.184.0/22 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.210.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.214.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.228.0/22 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 76.11.238.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.81.204.0/22 descr: PNAP-SEA Northwest Multiple Listing Service origin: AS18812 mnt-by: MAINT-AS1828 changed: jeremy [at] internap.com 20001214 source: RADB last-modified: 2023-11-13T16:14:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.81.208.0/23 descr: PNAP-SEA Northwest Multiple Listing Service origin: AS18812 mnt-by: MAINT-AS1828 changed: jeremy [at] internap.com 20001214 source: RADB last-modified: 2023-11-13T16:14:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.97.64.0/19 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20100121 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.97.86.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.97.90.0/23 descr: New Wave Communications origin: AS18812 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source