These entries are queried from radb.net using whois, you can try my project getting these.
:AS3565 route: 65.82.135.0/24 descr: Proxy Add for Charter Business Customer Greenville Health System origin: AS3565 mnt-by: MAINT-CHTR-WD changed: rob.beauvais [at] charter.com 20151022 #16:12:13Z 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: 199.15.144.0/21 descr: Proxy Add for Charter Business Customer Greenville Health System origin: AS3565 mnt-by: MAINT-CHTR-WD changed: rob.beauvais [at] charter.com 20151022 #16:08:46Z 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: 199.15.144.0/22 descr: proxy entry for GHS DATA CENTER origin: AS3565 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20180925 #17:29:07Z 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: 199.15.148.0/24 descr: proxy entry for GHS DATA CENTER origin: AS3565 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20180925 #17:29:41Z 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: 199.15.149.0/24 descr: proxy entry for GHS DATA CENTER origin: AS3565 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20180925 #17:30:14Z 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: 199.15.150.0/24 descr: CHTR-Greenville Hospital System-South origin: AS3565 admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN notify: PublicIPAdressing [at] charter.com mnt-by: MAINT-CHTR-WD changed: PublicIPAdressing [at] charter.com 20221214 source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.15.151.0/24 descr: proxy entry for GHS DATA CENTER origin: AS3565 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20180925 #17:32:46Z 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: 209.149.112.0/22 descr: proxy entry for GHS DATA CENTER origin: AS3565 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20180925 #17:32:00Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source