These entries are queried from radb.net using whois, you can try my project getting these.
:AS19006 route: 23.150.64.0/24 descr: Proxy for InfoStructureInc origin: AS19006 mnt-by: MAINT-CHTR-WD changed: jugraj.singh [at] charter.com 20171109 #20:44:22Z 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: 74.115.136.0/21 descr: Proxy entry for Infostructure origin: AS19006 mnt-by: MAINT-CHTR-WD changed: jugraj.singh [at] charter.com 20170719 #19:56:24Z 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: 135.84.88.0/23 descr: Proxy entry for Infostructure origin: AS19006 mnt-by: MAINT-CHTR-WD changed: jugraj.singh [at] charter.com 20170719 #19:57:35Z 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: 205.185.224.0/20 descr: Proxy entry for Infostructure origin: AS19006 mnt-by: MAINT-CHTR-WD changed: jugraj.singh [at] charter.com 20170719 #19:58:28Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2604:5740::/32 descr: Proxy Entry for InfoStructure Cable and Internet origin: AS19006 mnt-by: MAINT-CHTR-WD changed: brandon.garvey [at] charter.com 20180108 #23:13:42Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source