These entries are queried from radb.net using whois, you can try my project getting these.
:AS19643 route: 65.118.197.0/24 descr: CT KMA origin: AS19643 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: 65.118.197.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 71.88.62.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: valid route: 71.88.62.0/24 descr: Network Synergy SMFR origin: AS19643 mnt-by: MAINT-AS27506 changed: rhinst [at] lightower.com 20160902 #18:57:08Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: valid route: 205.160.6.0/24 descr: Network Synergy Co - GSA KMA origin: AS19643 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: 205.160.6.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.246.18.0/24 descr: Network Synergy SMFR origin: AS19643 mnt-by: MAINT-AS27506 changed: rhinst [at] lightower.com 20160902 #18:57:08Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.246.18.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.41.119.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.41.119.0/24 descr: Network Synergy SMFR origin: AS19643 mnt-by: MAINT-AS27506 changed: rhinst [at] lightower.com 20160902 #18:57:08Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.7.224.0/24 descr: Network Synergy SMFR origin: AS19643 mnt-by: MAINT-AS27506 changed: rhinst [at] lightower.com 20160902 #18:57:08Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.7.224.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.28.176.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.28.176.0/24 descr: Network Synergy origin: AS19643 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: 208.49.46.0/24 descr: Network Synergy origin: AS19643 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: 208.49.46.0/24 descr: CHTR-MA-Public origin: AS19643 mnt-by: CHARTER-MNT changed: ian.underwood [at] chartercom.com 20090114 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source