These entries are queried from radb.net using whois, you can try my project getting these.
:AS26139 route: 199.96.172.0/22 descr: RR-RC-ECR Internet Services, Inc.-Mid Ohio origin: AS26139 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: 199.96.172.0/23 descr: RR-RC-ECR Internet Services, Inc.-Mid Ohio origin: AS26139 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: 199.96.174.0/24 descr: RR-RC-ECR Internet Services, Inc.-Mid Ohio origin: AS26139 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: 199.96.175.0/24 descr: RR-RC-ECR Internet Services, Inc.-Mid Ohio origin: AS26139 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