These entries are queried from radb.net using whois, you can try my project getting these.
:AS13337 route: 12.161.148.0/23 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 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: 12.161.152.0/21 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 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: 66.96.0.0/20 descr: Proxy registration for downstream customer - AS13337/E-Vergent origin: AS13337 mnt-by: MAINT-AS53597 changed: andrew [at] hoyosconsulting.com 20171228 #21:53:55Z source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.5.193.0/24 descr: Proxy registration for downstream customer - AS13337/E-Vergent origin: AS13337 mnt-by: MAINT-AS53597 changed: andrew [at] hoyosconsulting.com 20180228 #04:13:46Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.30.168.0/21 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 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: 208.82.224.0/22 descr: Proxy registration for downstream customer - AS13337/E-Vergent origin: AS13337 mnt-by: MAINT-AS53597 changed: andrew [at] hoyosconsulting.com 20171228 #21:55:12Z source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.84.128.0/23 origin: AS13337 descr: Proxy registration for downstream customer - AS13337/E-Vergent mnt-by: MAINT-AS53597 changed: noc [at] hoyosconsulting.com 20240408 # 2108Z source: RADB last-modified: 2024-04-08T21:08:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.84.130.0/23 origin: AS13337 descr: Proxy registration for downstream customer - AS13337/E-Vergent mnt-by: MAINT-AS53597 changed: noc [at] hoyosconsulting.com 20220526 #20:49:53Z source: RADB last-modified: 2023-11-13T16:11:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.88.92.0/22 descr: Proxy registration for downstream customer - AS13337/E-Vergent origin: AS13337 mnt-by: MAINT-AS53597 changed: andrew [at] hoyosconsulting.com 20171228 #21:55:34Z source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.96.0/20 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.96.0/22 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.100.0/22 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.104.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.105.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.106.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.107.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.108.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.109.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.110.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.111.0/24 descr: RR-RC-Wisconsin Internet-Milwaukee origin: AS13337 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.251.80.0/20 descr: Proxy registration for downstream customer - AS13337/E-Vergent origin: AS13337 mnt-by: MAINT-AS53597 changed: andrew [at] hoyosconsulting.com 20171228 #21:56:21Z source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source